Issuance Date: July 1, 2008 Effective Date: August 1, 2008 Expiration Date: August 1, 2013 Administrative Change Date: September 5, 2008 ModificationDate: March 25, 2010 

### NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM WASTE DISCHARGE PERMITNo. WA-000178-3

Facility Location:

3001 Marshall Avenue Tacoma, Washington Water Body I.D. No.: WA-10-0020 (Blair Waterway)

Receiving Water: Blair Waterway (Outfall 00 1) Lincoln Avenue Ditch (Outfall 002 & Outfall 006) Groundwater (Outfall 003) Erdahl Ditch via Marshall Ave. (Outfall 004 & Outfall 005) Industry Type: Petroleum Refinery State ofWashington DEPARTMENT OF ECOLOGY Olympia, Washington 98504-7600 In compliance with the provisions of The State ofWashington Water Pollution Control Law Chapter 90.48 Revised Code ofWashington and The Federal Water Pollution Control Act (The Clean Water Act) Title 33 United States Code, Section 1342 et seq. U.S. Oil &Refining Co. P.O. Box2255 Tacoma, Washington 98401 Discharge Location: Outfall 001 (Lincoln Ave. Tidal Gate) Latitude: 47° 15' 52" N Longitude: 122°23' 38" W Outfall 00 1A (Effluent Compositor) Latitude: 47° 15' 25" N Longitude: 122° 23' 29" W Outfall OOlB (Lincoln Avenue Ditch) Latitude: 47° 15' 29"N Longitude: 122° 23' 38" W Outfall 002 CNW Tank#li0018/Lincoln Ave Ditch) Latitude: 47° 15' 27"N Longitude: 122° 24' 06" W Outfall 003 (Marine Terminal Infiltration Basin) Latitude: 47° 15' 53" N Longitude: 122° 23' 53" W Outfall 004 (Stormwater/Drain to Erdahl Ditch via Marshall Ave.) Latitude: 47° 15' 14"N Longitude: 122° 23' 33" W Outfall 005 CStormwater/Drain to Erdahl Ditch via Marshall Ave.) Latitude: 47° 15' 14"N Longitude: 122° 23' 22" W Outfall 006 (Stormwater to Lincoln Ave. Tidal Gate) Latitude: 47° 15' 26"N Longitude: 122° 23' 19" W

### Page 2 of50 Permit No. WA-000178-3 

### TABLE 

## OF CONTENTS SUMt\1ARY OF PERMIT REPORT SUBMITTALS.....................................................................5 SPECIAL CONDITIONS 

### Sl. DISCHARGE LIMITATIONS.................................................................................................7 A. 

### Process Wastewater Discharges B. 

### Mixing Zone Descriptions C. Stormwater Allocation D. Marine Terminal Stormwater and Monitoring Requirements E. Stormwater Benchmarks, Prohibitions, and Monitoring Requirements F. Clean Water Discharge G. Firewater Clean Water Discharge S2. MONITORING REQUIREMENTS....................................................................................... 14 A. 

### Monitoring Schedule B. Sampling and Analytical Procedures· C. FlowMeasurement D. Laboratory Accreditation S3. REPORTING AND RECORDKEEPING REQUIREMENTS ..............................................15 A. 

### Reporting B. Records Retention C. Recording ofResults D. Additional Monitoring by the Permittee E. Notice ofNoncompliance Reporting F. Other Noncompliance Reporting G. Maintaining a Copy ofThis Permit S4. ·oPERATION AND MAINTENANCE..................................................................................18 A. 

### Treatment System Operation Plan B. Bypass Procedures C. Duty to Mitigate S5. APPLICATION FORPERMIT RENEWAL .........................................................................21 S6. 

### FACILITY LOADING...........................................................................................................21 A. 

### Design Criteria B. Report S7. DIOXIN STUDY....................................................................................................................22 A. Wastewater B. ·Dioxin Study ReportPage 3 of50 PermitNo. WA-000178-3

S8. ACUTE TOXICITY ........................................................................................................23 

### A Testing Requirement for Acute Toxicity B. Sampling and Reporting Requirements S9. CHRONIC TOXICITY ..........................................................................................................25 

### A Effluent Limit for Chronic Toxicity B. Monitoring for Compliance Withthe Effluent Limit for Chronic Toxicity C. Response to Noncompliance With the Effluent Limitfor Chronic Toxicity D. Sampling and Reporting Requirements S10. PRIORITY POLLUTANT SCAN.....................................................................................26 S11. POLLUTION PREVENTIONPLANNING AND ACTIVITIES .....................................26 A. Pollution Prevention Plan Development and Implementation B. Specific PlanUpdate Requirements C. Storm water Inspections D. Plan Evaluation and Biennial Reporting E. Continuous Improvement S12. DANGEROUS WASTE- PERMIT BYRULE REQUIREMENTS ................................29 S13. CONSTRUCTION STORMWATER................................................................................29 

### A Authorization and Conditions to Discharge Construction Stormwater B. Construction Stormwater Pollution PreventionPlans C. Monitoring Requirements D. Turbidity Monitoring E. pH Monitoring F. Site Log Book G. Site Inspections GENERAL CONDITIONS ...........................................................................................................35 G1. SIGNATORY REQUIREMENTS.....................................................................................35 G2. RIGHT OF INSPECTION AND ENTRY.........................................................................36 G3. PERMIT ACTIONS...........................................................................................................36 G4. REPORTING PLANNED CHANGES .............................................................................37 G5. PLAN REVIEWREQUIRED ...........................................................................................38 G6. COMPLIANCE WITH OTHERLAWS AND STATUTES.............................................38 G7. TRANSFER OF THIS PERMIT .......................................................................................38 G8. REDUCED PRODUCTION FOR COMPLIANCE ................................................;.........38 G9. REMOVED SUBSTANCES

................

**~**.........................................................:..................39 G10. DUTY TO PROVIDE INFORMATION

...............:...........................................................39 G11. OTHERREQUIREMENTS OF 40 CFR...........................................................................39 G12. ADDITIONAL MONITORING........................................................................................39 G13. PAYMENT OF FEES........................................................................................................39· G14. PENALTIES FORVIOLATING PERMIT CONDITIONS .............................................39Page 4 of50 PermitNo. WA-000178-3

G15. UPSET ...............................................................................................................................40 G16. PROPERTY RIGHTS.............................................................,..........................................40 G17. DUTY TO COMPLY ........................................................................................................40 G18. TOXIC POLLUTANTS.....................................................................................................40 G19. · PENALTIES FORTAMPERING ...............................................:.....................................40 G20. REPORTING ANTICIPATED NON-COMPLIANCE.....................................................41 G21. REPORTING OTHERINFORMATION..........................................................................41 G22. REPORTING REQUIREMENTS APPLICABLE TOEXISTING MANUFACTURING, COMMERCIAL, MINING, AND SILVICULT:URAL DISCHARGERS
.......................41 G23. COMPLIANCE SCHEDULES .........................................................................................42 APPENDIX A- REFINERYNPDES POLLUTION PREVENTION PLANS SPECIFIC REQUIREMENTS.............................................................................................................43 APPENDIX B- PRIORITY POLLUTANTS................................................................................47Page 5 of50 PermitNo. WA-000178-3 SUMMARY OF PERMIT REPORT SUBMITTALS Refer to the Special and General Conditions ofthis permit for additional submittal requirements.

Permit Submittal Frequency First Submittal Date Section S3.A Discharge Monitoring Report Monthly S3.E Noncompliance Notification As necessary S4.A Treatment System Operation Plan 1/permit cycle Within 180 days of permit effective S4.A Treatment System Operation Plan 1/permit cycle With permitrenewal Update application S4.B Reporting Bypasses As necessary Verbal Notification within 24 hours of Bypass S5. Application for PermitRenewal 1/permitcycle July 1, 2012 S6. Notification As necessary S6.B Facility Loading Analysis 1/permit cycle With permitrenewal application S7. Dioxin Study Report 1/permit cycle Withpermitrenewal application S8.A Acute Toxicity Effluent Test Results 2/permit cycle Once inthe Last with Permit Renewal Application Summer & Once inthe Last Winter Prior to Submission ofthe Renewal Application S9.A Chronic Toxicity Effluent Test Results 2/permit cycle Once inthe Last with Permit Renewal Application Summer & Once inthe Last Winter Prior to Submission ofthe Renewal Application S10. Priority Pollutants Scan Annually Within 3 months of each sampling event S11.A PollutionPreventionPlanUpdate 1/permit cycle November 1, 2008 S11.D PollutionPreventionPlanBiennial Every 2 years November 1, 2010 Report S13.B Construction Stormwater P2 1/permit cycle November 30, 2008

### Permit Section S13.B 

### Submittal Frequency
Construction Stormwater Project Detail As necessary
G1. Notice ofChange in Authorization As necessary G4. Permit Application for Substantive As necessary Changes to the Discharge G5. Engineering Report for Construction or As necessary Modification Activities G8 Notice ofPermit Transfer As necessary G20 Reporting AnticipatedNon-compliance As necessary G21. Reporting Other Information As necessaryPage 6 of50 PermitNo. WA-000178-3 First Submittal Date
180 days prior to constructionPage 7 of50 Permit No. WA-000178-3 

### SPECIAL CONDITIONS Sl. DISCHARGE LIMITATIONS In this permit the word "must" denotes an action that is mandatory and is equivalent to the word "shall" used in previous permits. 

### A Process Wastewater Discharges All discharges and activities authorized bythis permit must be consistent withthe terms and conditions ofthis permit. The discharge ofany ofthe following pollutants more frequently than, or at a level in excess ofthat identified and authorized by this permit is a violation ofthe terms and conditions ofthis permit. Beginning onthe effective date ofthis permit and lasting through the expiration date, the Permittee is authorized to discharge treated effluent at the permitted location subject to complying with the following limitations:

•:; ':·· Units·. ,,. ' 

### . . ·, ·.· · .... ,. ,. ·.·. 

### .'

..'J:·

. ': Effluent Limitations for Outfall 001A

.. · .. ·.. . . . . ... . ·· ..·· . . .. . ...

. • ·.: . 

### ,,., .· :···. ·'' ·. ,. ''.'

.. '. ·Maximum Daily b ·.'.·Parameter ' .'•' Average Monthly a Biochemical lbs/day 126 238 OxygenDemand (5-day) Chemical Oxygen lbs/day 633 1224 Demand Total Suspended lbs/day 107 167 Solids Oil and Grease lbs/day 39 74 Oil and Grease mg/1 The concentration ofoil and grease inthe discharge must at no time exceed 15 mg/1, and must not exceed 1 0 mg/1 more than three days per month. Phenolic lbs/day 0.65 1.78 

## n 10s AmmoniaasN lbs/day 14 32 Sulfide lbs/day 0.71 1.57 Hexavalent lbs/day 0.06 0.13 ChromiumPage 8 of50 PermitNo. WA-000178-3 Units ·. .. Effluent Limitations for Outfall 001A · Parameter Average Monthly a MaximUm Daily b Total Chromium lbs/day 0.88 2.31 Rainfall Inch/day No limitation for this parameter. The daily total rainfall mustbe reported in the monthly DMR. Temperature oF There is no limitation for this parameter. Information collected must be reported inthe monthly DMR. Flow MGD There is no limitation for this parameter. Discharge flow volumes mustbe continuously recorded. The monthly average and maximum daily flow must be reported inthe monthly DMR. Feedstock Rate bbls per There is no limitation for this parameter. The barrels stream day monthly average mustbe repotied inthe cover letter ofthe monthly DMR. pH pH must be maintained within the range of6.0 to 9.0. pHmust be continuously recorded. Excursions between 5.0 and 6.0, or 9.0 and 10.0 must not be considered violations provided no single excursion exceeds 60 minutes in length and total excursions do not exceed 7hours and 30 minutes per month. Any excursions below 5.0 and above 10.0 are violations. The instantaneous maximum and minimum pH must be reported monthly. Inthe event ofafailure ofcontinuous monitoring equipment and upon this discovery, hourly grab samples will meet the frequency requirements or an alternative may be recommended subject to approval by the department.

a The average monthly effluent limitation is defined as the highest allowable average of daily discharges over a calendar month, calculated as the sum ofall daily discharges measured during a calendar month divided bythe number ofdaily discharges measured during that month.
bThe maximum daily effluent limitation is defined as the highest allowable daily discharge. The daily discharge means the discharge ofa pollutantmeasured during a calendar day. Forpollutants with limitations expressed inunits ofmass, the daily discharge is calculated as the total mass ofthepollutant discharged over the day. For other units ofmeasurement, the daily discharge is the average measurement ofthe pollutant overthe day. The pH must not be averaged.Page 9 of50 Permit No. WA-000178-3 B. Mixing Zone Descriptions The maximum boundaries ofthe mixing zones for outfall No. 001A are defined as follows: Chronic Mixing Zone WAC 173-201A-100(4)(b)(i) specifies mixing zones must not extend in any horizontal direction from the discharge ports for a distance greater than 200 feet plus the depth of water over the discharge ports as measured during meanlower low water (MLLW), and must not occupy greater thantwenty-five percent ofthe width ofthe water body as measured during MLLW. The mixing zone extends from the seabed to the top ofthe water surface. Given a MLLW water depth of0 feet (0 meters) for the Permittee's Outfall, the horizontal distance therefore is 200 feet (61meters). The mixing zone is a circle (a portion ofa circle) with radius of200 feet (61 meters) measured from the center ofthe discharge slot. The mixing zone extends from the seabed to the top ofthe water surface. Chronic aquatic life criteria and humanhealth criteria must be met at the · edge ofthe chronic zone. Acute Mixing Zone WAC 173-201A-100(8)(b) specifies that in estuarine waters a zone where acute criteria may be exceeded must not extend beyond 10% ofthe distance established for the maximum or chronic zone as measured independently from the discharge port. The acute zone therefore extends 20 feet (6.1 meters) from the center ofthe discharge slot. The mixing zone extends from the seabed to the top ofthe water surface. Acute aquatic life criteriamustbe met at the edge ofthe acute zone. Dilution Factors Acute Aquatic Life Criteria 2.0 Chronic Aquatic Life Criteria 71.3 Human Health Criteria- Carcinogen 71.3 Human Health Criteria-Non-carcinogen 71.3
C. Stormwater Allocation (Outfall 001 A)

The Permittee is authorized to discharge additional amounts ofthe following parameters based on stormwater flow through Outfall 001A. During the months ofJune through September the permittee must only be allowed to claim the stormwater allocation when it can be demonstrated that measurable rainfall occurred at the refinery site in the previous ten calendar days. Ifrainfall data on-site is unavailable due to equipment malfunction, data from nearby rainfall gauging sites can be used. In the eventthat a large stormwater inventory must be released during the months ofJune through September, the Permittee can submit operational data supporting use ofthe storm water allocation to the Department with the DMR. Uponreceipt ofthe supporting data, the Department willPage 10 of50 Permit No. WA-000178-3 determine ifthe use ofthe stormwater allocation is appropriate and notify the Permittee by letter. The stormwater flowrate must be defined as the difference between total measured effluent through Outfall 001A and the average dry weather flow rate. The average dry weather flow is hereby established as 326,900 gallons per day (227 gpm).
Parameter Stormwater Allocation: Outfall OOlA Average Monthly Maximum Daily Pounds/Million Gallons Biochemical Oxygen 220 400 Demand (5-Day) Chemical Oxygen Demand 1500 3000 Total Suspended Solids 180 280 Oil and Grease 67 130

Storm water flow is equal to the amount offlow in excess ofthe established dry weather flow. Forthe months ofJune through September, qualifying storm water flow days are only those days whenmeasurable rainfall occurredat the refinery site during the previous 1

0 calendar days. Average Monthly Stormwater Allocation (AMSWA) is defined as the sum ofmeasured storm waterflows from qualifying storm water flow days divided by the number of qualifying days times the average monthly allocation for thatparameter. The Total Average Monthly Limitation (T) is the sum ofthe base average monthly limit (B) (listed in Condition S1. A) plus the Average Monthly Stormwater Allocation. T = B 

### + AMSW A
D. Marine Terminal Stormwater and Monitoring Requirements (Outfall 003) The discharge ofany ofthe pollutants inthe following table more frequently than, or at a level in excess of, that authorized by this permit must constitute a violation ofthe terms and conditions ofthis permit. No sampling for the following parameters isrequired during any month without discharge to Outfall 003. All ofthe information required bythe following table must be reported onthe monthly DMRfor the month in which the sampling was conducted.Page 11 of50 Permit No. WA-000178-3 Parameter Marine Terminal Stormwater Monitoring Limitation (Outfall 003) Frequency/Sample Type Oil and Grease The discharge must at no time Once per



### ~onthlgrao when exceed 15 mg/1 discharging pH In the range of6.0 to 9.0 Once per month/grab when discharging Biochemical Oxygen Once per year/grab Demand (5-day) Chemical Oxygen Once per year/grab Demand NWTPH-Dx (diesel) Once peryear/grab

E. Stormwater Benchmarks, Prohibitions, and Monitoring Requirements 1. Authorized Stormwater and Non-Stormwater Discharges Beginning onthe effective date ofthis permit and lasting through its expiration date, the Permittee is authorized to discharge both stormwater and conditionally approved non-stormwater discharges from Outfalls 001B, 002, 004, 005, and 006 to waters ofthe state. All discharges and activities authorizedbythis permit must be consistent with the teims and conditions ofthis permit. Discharges must not cause or contribute to a violation ofSurface Water Quality Standards (Chapter 173-201A WAC), Ground Water Quality Standards (Chapter 173- 200 WAC), Sediment Management Standards (Chapter 173-204 WAC), and humanhealth-based criteria in the National Toxics Rule ( 40 CFR 131.36). Discharges thatare not in compliance withthese standards are prohibited.
2. General Prohibitions The Permittee must manage all stormwater discharges to prevent the discharge of crude, synthetic or processed oil, or oil-containing products as identified by an oil sheen. 3. Monitoring Requirements Beginning onthe effective date ofthis permit, the Permittee must rnonitor stormwater from outfalls 001B, 002, 004, 005, and 006 for the parameters listed 

### in the following table.Page 12 of50 PermitNo. WA-000178-3 Monitoring for Outfalls 

### OOlB, 002,004, 005, and 006 Monitoring Monitoringa,b Parameter Benchmark Value Frequencyfor Frequency for· Sample Type '001 8, 002, &004 Outfalls 005 and 006 COD

--- annually quarterly Grab TSS 25 mg/L annually quarterly .Grab Oil and Grease 15 mg/L annually quarterly Grab Total Zinc 117 1-Jg/L annually quarterly Grab Total Copper 63.6 1-1g/L annually quarterly Grab Hardness NA annually quarterly Grab pH 6.0-9.0 

## su annually quarterly Grab / Visual Monitoring as described below



### .. a. The Permittee may petitiOn Ecologyto reduce momtormg for one or more ofthese parameters upon consistent attainment ofbenchmark values. Consistent attainment is defined as eight consecutive samples in which the collection ofthe samples is spread out over a minimum ofeight quarters and where the reported values do not exceedbenchmark values. · b. Ifthere is no discharge during regular business hours for an entire quarter, the Permittee must submit a report to Ecology stating that no discharge occurred.
The Permittee must:

Ill Collect samples that are representative ofthe flow and characteristics of the discharge.

• Visually monitor the discharge at the time ofsample collection. Visual monitoring must include observations ofthe presence offloating materials, visible sheen, discoloration, turbidity, odor, etc. inthe stormwater discharge.

• Evaluate during each sample collection whether or not stormwaterbest management practices established·by the PollutionPreventionPlan are in place and/or are being followed.

11 Submit evaluations and visual monitoring observations with the Discharge Monitoring

**~ep?rt.** The Permittee is not required to sample outside ofregular business hours (Monday-Friday, 8:00 to 5:00) or during unsafe conditions. 4. Response to Monitoring Results Above Benchmark Values Each time that sampling results are above a benchmark value or outside the benchmark range for pH, the Permittee must take the following actions:

a. Conduct an inspection ofthe drainage area for the affected outfall as promptly as possible, no later than a week after receipt ofsamplingresults.Page 13 of50 Permit No. WA-000178-3 b. Identify the possible sources ofstormwater contamination from industrial activity that are causing or contributing to the elevated levels ofthe benchmark parameter.
c. Investigate and select all applicable and appropriate options for capital Best Management Practices, (BMPs) and operational source control BMPs to reduce stormwater contamination belowbenchmark values. Any elevated COD or TSS levels attributable to vegetative or naturally-occurring conditions do not require additional BMPs. d. Within 60 days ofreceipt ofsample results complete/implementthe additional operational source control BMPs identified in subsection c above.

e. Within 6 months ofreceipt ofsampling results complete installation/construction ofthe additional capital BMPs identified in subsection c above. Ifadditional time is needed for construction the

**permi~ee** must submitto Ecology a schedule for review and approval. f. Include a briefsummary ofinspection results and remedial actions taken with the monitoring report for the time period inwhich sample results were above benchmarkvalues.

F. Clean Water Discharge Beginning onthe effective date ofthis permit, the Permittee may discharge clean water, such as storage tankhydro test water, through Outfalls OO.lB, 002, and 003, on a case-bycase basis. Prior to any such discharge, the Permittee must contact Ecology and at a minimum provide the following information: 1. The nature ofthe activity that is generatingthe discharge. 2. The total volume ofwater expected to be discharged. 3. The results ofthe chemical analysis ofthe water. The water must be analyzed for the following constituents: COD, TSS, Oil and Grease, Ammonia as Nand pH. The analysis must also include any otherparameter deemed necessary by the Department. 4. The rate at whichthe water will be discharged, in gallons perminute. The discharge rate must be limited to that which will not cause erosion ofditches or structural damage to culverts and their entrances or exits. 5. Any alternatives to the discharge, such as reuse, storage or recycling ofthe water. The discharge may notproceeduntil the Department has reviewed the informationprovided and has authorized the discharge. Authorization from the Department will be verbal followed by a letter or email to the Permittee. G. Firewater CleanWater Discharge The Permittee is authorized to discharge clean firewater water through outfalls 001B, 002,Page 14 of50 PermitNo. WA-000178-3 003, 004, 005, 006 or from the dockside firewater system during monthly testing ofhydrants and the dockside fire suppression system. The Permittee mustreport firewater testing on the monthly discharge monitoring report. Duration and an estimated flow volume mustbe reported.

S2. MONITORING REQUIREMENTS The Permittee must monitor in accordance withthe following

**s~hedule:** A. Monitoring Schedule

Category Parameter Units. Sample Point Minimum Sampling Sample Type Frequency Wastewater Flow mgd Outfall 001A Continuous Effluent recording 

### " BODs lbs/day Outfall 001A Once per week 24 hr composite 

### " COD lbs/day Outfall 001A Once per week 24 hr composite 

### " TSS lbs/day Outfall 001A Once per day 24 hr composite 

### " O&G mg/L Outfall 001A Once per day Grab 

### " Phenolic lbs/day Outfall 001A Once per 2 months 24 hr composite Compounds 

### " Ammonia lbs/day Outfall 001A Once perweek 24 hr composite 

### " Sulfide lbs/day Outfall 001A Twice permonth Grab 

### " Chromium lbs/day Outfall 001A Twice peryear 24 hr composite 

### " Chromium lbs/day Outfall OOlA Twice per year 24 hr composite VI 

### " pH Standard Outfall 001A Continuous** Units recording Forfacilities which continuously monitor and recordpHvalues, the number ofminutes the pH value was below or above the permittedrange mustbe recorded for each day and the total minutes for the monthreported, the durations whenvalues were above and belowthe permitted range must be reported separately. The instantaneous maximum and minimum pHmust be reported monthly. 

### " Temperature* F Outfall 00 1A Continuous** " recording *To determine the daily average use the temperature onthe hour, half-hour from the chart for the twenty-four (24) hour period and calculate the average ofthe values.

·** Continuous means uninterrupted

- exceptfor brieflengths oftime for calibration, power failure, or for unanticipated equipmentrepair or maintenance. Sampling must be taken byPage 15 of50 Permit No. WA-000178-3 grab once every 4 hours when continuous monitoring is not possible. For flow, process monitoring data canbe used during times ofinstrument malfunction.

B. Sampling and Analytical Procedures Samples and measurements taken to meet the requirements ofthis permit must be representative ofthe volume and nature ofthe monitored parameters, including representative sampling ofany unusual discharge or discharge condition, including bypasses, upsets, and maintenance-related conditions affecting effluent quality. After a portion ofthe daily composite sample is removed for the Permittee's analysis, the remainder, a minimum of2 gallons, must be retained until3:00 P.M daily. The composite sample must be kept refrigerated at or below4° centigrade inthe dark during collection and storage. On days when the discharge occurs over aperiod oftime too short to collect sufficient sample for testing and retainage, hourly grab samples canbe used. Sampling and analytical methods used to meetthe monitoring requirements specified inthis permit must conform to the latest revision ofthe Guidelines Establishing Test Procedures for theAnalysis of Pollutants contained in 40 CFRPart 136. C. Flow Measurement The Permittee must select and use appropriate flow measurement devices and methods consistent with accepted scientific practices. The Permittee must install, calibrate, and maintainthe flow devices. This work is necessary to ensure that the accuracy ofthe measurements is consistent with the accepted industry standard and the manufacturer's recommendation for that type ofdevice. The Permittee must perform calibration at the frequency recommended by the manufacturer and at a minimum frequency ofat least one calibrationper year. The Permittee must maintain calibrationrecords for at least three years. D. Laboratory Accreditation All monitoring datarequiredby Ecology must be preparedby a laboratory registered or accredited under the provisions of,Accreditation of EnvironmentalLaboratories, Chapter 173-50 WAC. Flow,·temperature, settleable solids, pH, turbidity, and internal process control parameters are exempt from this requirement. Conductivity and pH must be accredited ifthe laboratory must otherwise be registered or accredited. Ecology exempts crops, soils, and hazardous waste data from this requirementpending accreditation of laboratories for analysis ofthese media.



### S3. REPORTING AND RECORDKEEPING REQUIREMENTS The Permittee must monitor and report in accordance withthe following conditions. The falsification ofinformation submittedtoEcology is a violation ofthe terms and conditions ofthis permit.Page 16 of50 PermitNo. WA-000178-3 A. Reporting The first monitoring period begins onthe effective date ofthe permit. Monitoring results must be submitted monthly. Monitoring data obtained during each monitoring period must be summarized, reported, and submitted on a Discharge Monitoring Report (DMR) form provided, or otherwise approved, by Ecology. In addition, a summary sheet, listing daily results for the parameters tabulated in Special Condition S1, including MDLs, and QLs (when applicable), must be submitted to the Department. DMRforms must be postmarked or received no.later than the 15th day ofthe month following the completed monitoring period, unless otherwise specified in this permit. The report(s) must be sent to the Depmiment ofEcology, Industrial Section, Solid Waste and Financial Program, Post Office Box 47706, Olympia Washington 98504-7706. All laboratory reports providing data for organic and metal parameters must include the following information: sampling date, sample location, date ofanalysis, parameter name, CAS number, analytical method/ number, method detection limit (MDL), laboratory practical quantitation limit (PQL), reporting units, and concentration detected. Analytical results from samples sent to a contract laboratory must have information onthe chain of custody, the analytical method, QA/QC results, and documentation ofaccreditation for the parameter. Discharge Monitoring Report forms mustbe submitted monthly whether or notthe facility was discharging. Ifthere was no discharge during a given monitoring period, submitthe form as required withthe words "no discharge" entered inplace ofthe monitoring results. 

### R Records Retention The Permittee must retain records ofall monitoring information for a minimum ofthree (3) years. Such information must include all calibration and maintenance records and all original recordings for continuous monitoring instrumentation, copies ofall reports required bythis permit, and records ofall data used to complete the application for this permit. This period ofretention must be extended during the course ofany unresolved litigation regarding the discharge ofpollutants by the Permittee or whenrequested by the Director. C. Recording ofResults · For each measurement or sample taken, the Permittee must record the following information: (1) the date, exactplace, method, and time ofsampling ormeasurement; (2) the individual who performedthe sampling or measurement; (3) the dates the analyses were performed; (4) the individual who performedthe analyses; (5) the analytical techniques or methods used; and (6) the results ofall analyses.Page 17 of50 PermitNo. WA-000178-3 D. Additional Monitoring by the Permittee Ifthe Permittee monitors any pollutant more frequently thanrequired by this permit using test procedures specified by Condition S2. ofthis permit, then the results ofthis monitoring must be included inthe calculationand reporting ofthe data submitted inthe Permittee's DMR.

. E. Notice ofNoncompliance Reporting The permittee must take the following action upon violation ofany permit condition: Immediately take action to stop, contain, and cleanup unauthorized discharges or otherwise stop the noncompliance and correct the problem and, ifapplicable, immediately repeat sampling and analysis. The results ofany repeat sampling must be submitted to Ecology within 30 days ofsampling. 1. Immediate Noncompliance Notification Any discharge ofuntreated wastewater must be reported immediately to the Department ofEcology's Regional Office 24-hr. number 360-407-6300. The permittee must also notify the Industrial Section permit manager by telephone for any ofthe above situations. Outside ofnormal working hours, avoice mail notification to the Industrial Sectionpermit manager or their designated backup will meet this requirement. 2. Twenty four hour Noncompliance Notification The permittee must report the following occurrences ofnoncompliance by telephone, to the Industrial Section Permit Manager, within 24 hours from the time the Permittee becomes aware ofany ofthe following circumstances:

a. any noncompliance that may endanger health or the environment, unless previously reported under subpart 1. above, b. any unanticipated bypass that exceeds any effluent limitation inthe permit (See Part S4.B., "Bypass Procedures"); c; any upset that exceeds any effluent limitation in the permit (See G.15, "Upset"); d. any violation ofa maximum daily or instantaneous maximum discharge limitation for any ofthe pollutants in Section S1.A. ofthis permit; or e. any overflow priorto the treatment works, whether or not such overflow endangers health or the environment or exceeds any effluent limitation inthe permit.Page 18 of50 PermitNo. WA-000178-3 3. Report Within Five Days The permittee must also provide a written submission within five days ofthe time that the Permittee becomes aware ofany event required to be reported under subparts 1 or 2, above. The written submission must contain:

a. a description ofthe noncompliance and its cause; b. the period ofnoncompliance, including exact dates and times; c. the estimated time noncompliance is expectedto continue ifit has not been corrected; d. steps taken or planned to reduce, eliminate, and prevent recurrence ofthe noncompliance; and e. ifthe non compliance involves an overflowpriorto the treatment works, an estimate ofthe quantity (in gallons) ofuntreated overflow. 4. Waiver ofWritten Reports Ecology may waive the written report required in subpart 3 above on a case-by-case basis uponrequest ifa timely oral report has been received. 5. Report Submittal Reports must be submitted to the address in S3. ("REPORTING AND RECORDKEEPING REQUIREMENTS"). F. OtherNoncompliance Reporting. The permittee must report all instances ofnoncompliance, not required to be reported immediately or within 24 hours, at the time that monitoringreports for S3.A ("Reporting") are submitted. The reports must containthe informationlisted inparagraph E.3. above. Compliance withthese requirements does notrelieve the Permittee from responsibility to maintain continuous compliance with the terms and conditions ofthis permit or the resulting liability for failure to comply. The spill ofoil or hazardous materials must be reported in accordance with RCW 90.56.280 and WAC 173-303-145. Additional reporting instructions canbe obtained at the following website: http://www.ecy.wa.gov/programs/spills/other/reportaspill.htm G. Maintaining a Copy ofThis Permit A copy ofthis permitmust be kept at the permitted facility and be made available upon request to Department ofEcology inspectors. S4. OPERATION AND MAINTENANCE The Permittee must, at all times, properly operate and maintain all facilities or systems of treatment and coritrol (and related appurtenances) which are installed to achieve compliancePage 19 of50 PermitNo. WA-000178-3 withthe terms and conditions ofthis permit. Proper operation and maintenance includes adequate laboratory controls and appropriate quality assurance procedures. This provision requires the operation ofback-up or auxiliary facilities or similar systems, which are installed by a Permittee only whenthe operation is necessary to achieve compliance with the conditions ofthis permit. A. Treatment System Operation Plan A Treatment System Operating Plan (TSOP) must be submitted to Ecology. This chapter must be entitled the "Treatment System Operating Plan." Forthe purposes ofthis NPDES permit, a TSOP is a concise summary ofspecifically defined elements ofthe O&M Manual. The TSOP must not conflict with the O&M Manual and must include the following information: 1. A baseline operating condition, which describes the operating parameters and procedures, used to meet the effluent limitations ofS1. at the production levels used in developing these limitations. 2. In the event ofproductionrates which are belowthe baseline levels used to establish these limitations, the plan must describe the operating procedures and conditions needed to maintain design treatment efficiency. The monitoring and reporting must be described in the plan. 3. Inthe event ofan upset due to plant maintenance activities, severe storm water events, start ups or shut downs, or other causes, the plan must describe the operating procedures and conditions employedto mitigate the upset. The monitoring and reporting mustbe described inthe plan. 4. A description ofany regularly scheduled maintenance or repair activities at the facility which would affect the volume or character ofthe wastes discharged to the wastewater treatment system and a plan for monitoring and treating/controlling the discharge ofmaintenance-related materials (such as cleaners, degreasers, solvents, etc.). Anupdated Treatment System Operating Plan (TSOP) must be submittedto Ecology with the permit renew application. This plan mustbe updated and submitted, as necessary, to include requirements for any major modifications ofthe treatment system. B. Bypass Procedures Bypass, which is the intentional diversion ofwaste streams from any portion ofa treatment facility, is prohibited, and Ecology may take enforcement action against a Permittee for bypass unless one ofthe following circumstances (1, 2, or 3) is applicable. 1. Bypass for Essential Maintenance without the Potential to Cause Violation of Permit Limits or Conditions.Page 20 of

### 50 PermitNo. WA-000178-3 Bypass is authorized ifit is for essential maintenance and does not have the potential to cause violations oflimitations or other conditions ofthispermit, or adversely impactpublic health as determined by Ecology prior to the bypass. The Permittee must submit prior notice, ifpossible, at least ten (10) days before the date ofthe bypass. 2. Bypass that is Unavoidable, Unanticipated, and Results inNoncompliance ofthis Permit. This bypass is permitted only if: Bypass is unavoidable to prevent loss oflife, personal injury, or severe property damage. "Severeproperty damage" means substantial physical damage to property, damage to the treatment facilities which would cause themto become inoperable, or substantial and permanent loss ofnatural resources which can reasonably be expected to occur in the absence ofa bypass. There are no feasible alternatives to the bypass, such as the.use ofauxiliary treatment facilities, retention ofuntreated wastes, stopping production, maintenance during normal periods ofequipment downtime (but not if adequate backup equipment should have beeninstalled inthe exercise of reasonable engineeringjudgmentto prevent a bypass which occurred during normal periods ofequipment downtime orpreventative maintenance), or transport ofuntreated wastes to another treatment facility. Ecology is properly notified ofthe bypass as required in condition S3 .E ofthis permit. 3. Bypass whichis anticipated and has the Potential to Result inNoncompliance ofthis Permit. The Permittee mustnotify Ecology at least thirty (30) days before the planned date of bypass. The notice must contain (1) a description ofthe bypass and its cause; (2) an analysis ofall known alternatives which would eliminate, reduce, or mitigate the need for bypassing; (3) a cost-effectiveness analysis ofalternatives including comparative resource damage assessment; (4) the minimum and maximum duration ofbypass under each alternative; (5) a recommendation as to the preferred alternative for conducting the bypass; (6) the projected date ofbypass initiation; (7) a statement ofcompliance with SEPA; (8) a request for modification ofwater quality standards as provided for in WAC 173-201A-110, ifan exceedance ofany water quality standard is anticipated; and (9) steps taken orplanned to reduce, eliminate, andpreventreoccurrence ofthe bypass. Forprobable constructionbypasses, the need to bypass is to be identified as early in the planning process as possible. The analysis required above mustbe considered duringpreparation ofthe engineering report or facilities plan and plans and specifications and must be includedto the extent practical. In cases where the probable needto bypass is determined early, continued analysis is necessary up to and includingthe constructionperiod in an effortto minimize or eliminate the bypass.Page 21 of50 ·Permit No. WA-000178-3 Ecology will considerthe following prior to issuing an administrative order for this type ofbypass:

a. Ifthe bypass is necessary to perform construction or maintenance-related activities essential to meetthe requirements ofthis permit. b. Ifthere are feasible alternatives to bypass, such as the use ofauxiliary treatment facilities, retention ofuntreated wastes, stopping production, maintenance during normal periods ofequipment down time, or transport ofuntreated wastes to another treatment facility.

c. Ifthe bypass is planned and scheduledto minimize adverse effects on the public and the environment. After consideration ofthe above and the adverse effects ofthe proposedbypass and any other relevant factors, Ecology will approve or deny the request. The public must be notified and given an opportunity to comment onbypass incidents ofsignificant duration, to the extent feasible. Approval ofa request to bypass will be by administrative order issuedbyEcology under RCW 90.48.120. C. Duty to Mitigate The Permittee is required to take all reasonable steps to minimize or prevent any discharge or sludge use or disposal inviolation ofthis permitthathas a reasonable likelihood of adversely affectinghumanhealth or the environment.. SS. APPLICATION FORPERMIT RENEWAL The Permittee must submit an application for renewal ofthis permit_by July 1, 2012. S6. FACILITY LOADING A. Design Criteria Flows or waste loadings to U.S. Oil's multi channel biological treatment unit (Orbal) of the following design criteria for the permittedtreatment facility must not be exceeding:
Parameter Maximum DailyFlow BOD Loading

B. Report ·..., · Design Quantity 1,080,000 gallons per day 1,380 lb/day

Withthe permit renewal application, the Permittee must submit an analysis to the Departmentthat compares current conditions withinthe refinery to the predicted design capacity ofthe wastewatertreatment system, as determined inthe approvedPage 22 of50 PermitNo. WA-000178-3 "Wastewatertreatment Plant TreatmentEfficiency Study and Engineering Report" submitted August 2004. The analysis must also predict the nextpermitterm's productionincreases, any foreseeable new loadings to the wastewater treatment plant and the resultantimpacts to the wastewatertreatment system capacity. The report must include a discussion ofany production increases, changes to crude oil supply sources, modifications to process units, changes in additives, or additional sources of wastewater, etc., that couldpotentially cause a change in wastewater characteristics. Ifpredicted flow or waste loading exceed approved design capacities, the Permittee must update the engineering report for the wastewater treatment system by planning for any new or upgraded treatment facilities needed to treat expected increases in waste loads. The permittee must submit this update at least one hundred eighty (180) days prior to the planned start ofconstruction unless Ecology approves a shorter submittal time frame. The permittee must prepare the update in accordance with Chapter 173-240 WAC and the update must include, at minimum, the following elements: 1. Design and performance flow, and loading capacity ofthe overall system-- specifically, TSS and BOD loading capacity must be determined. Flow data must be presented interms ofaverage dry weather flow, average monthly flow ofthe maximum month, and peakhou:dy flow. Ifflow-monitoring data is not available for wastewater streams, then the permittee mustprovide an estimate (withthe method used for estimation. 2. Define the basic design data and sizing calculations for each unit in the

**was~ewater** treatment system. Clarifier information should include detention times, overflow rates, solids and weir loading rates, volume and depth. Activated sludge basin informationmust include hydraulic detention time, volumetric loading, MLSS, F:M ratio, returnratio, and sludge residence time. Information for settling ponds must include solids loading rates, volume, and retentiontime. The permittee mustprovide this information for design criteriaparameters- BOD and TSS, and oil and grease, where applicable. S7. DIOXIN STUDY A. WASTEWATER The Permittee must monitor the chlorinated dioxin and furan (2,3,7,8-Cl substituted tetra- through acta-congeners) concentrations in the wastewater stream from the catalytic reformer during regeneration ofthe catalyst two times during the permitterm. Monitoring mustbe conducted during the first two reformer regenerations to occur after June 30, 2008. A grab sample must be collected from each caustic wash during the regeneration ofthe reformer unit. The total flow from each caustic wash mustbe measured. The Permittee must sample the final effluent for the chlorinated dioxins and furans (2,3,7,8-Cl substitutedtetra- through octa- congeners) and dibenzofuran on two different occasions. Sampling events must be timedto capture effluent that is mostPage 23 of50 Permit No. WA-000178-3 likely to contain wastewater generated during the catalytic reformer regeneration events that are sampled for dioxins inthe caustic wash water. Analysis including sample containers and QA/QC must be conducted in accordance with Method 1613: Tetra- through Octa- Chlorinated Dioxins and Furans by Isotopic Dilution HRGC/HRMS, USEPA Office ofWater, Engineering and Analysis Division, Revision A. The Minimum Level (ML) ofdetection for 2,3,7,8-TCDD/TCDF must be 10 parts per quadrillion or less. The Permittee must report the lowest detected concentrations ofall 2,3,7,8-Cl substituted dioxins and furans that meet the quality assurance specifications ofMethod 1613, including all detected concentrations below the calibration limits ofMethod 1613. B. Dioxin Study Report The Permittee must submitto Ecology, withthe permitrenewal application, a Dioxin Study Report containing the results ofthe sampling and analysis.
The wastewater datareport to Ecologymust include: date sampled, total flow for each wash, andthe concentration ofthe 2,3,7,8-Cl substituted tetra- through octa- dioxin and furan congeners from each caustic wash. The Permittee must require the laboratory to report and maintain onfile for each sample set: the analytical holding times, summary ofinternal precision and recovery, calibration data, analysis.sequence (run logs), daily checks (ongoing precision and accuracy standards, blanks, instrument checks), QA/QC data (duplicates, matrix spikes/labeled analog spikes), and raw data (chromatograms).



### 88. ACUTE TOXICITY A. Testing Requirement for Acute Toxicity The Permittee must: 1. Conduct acute toxicity testing on final effluent once inthe last summer and once in the last winter prior to submission ofthe renewal application. 2. Submit the results to Ecology withthe permit renewal application. 3. Conduct acute toxicity testing on a series ofat least five concentrations ofeffluent, including 100% effluent, and a control. 4. Use each ofthe following species and protocols for each acute toxicity test:

a. Fathead minnow, Pimephalespromelas (96-hour static-renewal test, method: EPA-821-R-02-012). b. Daphnid, Ceriodaphnia dubia, Daphniapulex, or Daphnia magna ( 48-hour static test, method: EPA-821-R-02-012).Page 24 of50 Permit No. WA-000178-3 B. Sampling and Reporting Requirements 1. The Permittee must submit all reports for toxicity testing in accordance with the most recent version ofDepartment ofEcology Publication# WQ-R-95'-80, Laboratory Guidance and Whole Effluent Toxicity Test Review Criteria. Reports must containbench sheets and reference toxicant results for test methods. Ifthe lab provides the toxicity test data in electronic format for entry into Ecology's database, then the Permittee must send the data to Ecology along withthe test. repon, bench sheets, and reference toxicant results. 2. The Permittee must collect grab samples for toxicity testing. The Permittee must cool the samples to 0

- 6 degrees Celsius during collection and sendthem to the lab immediately upon completion. The lab must begin the toxicity testing as soon as possible but no later than 36 hours after sampling was completed. 3. The laboratory must conduct water quality measurements on all samples and test solutions for toxicity testing, as specified inthe most recent version ofDepartment ofEeology Publication# WQ-R-95-80, Laboratory Guidance and Whole Effluent Toxicity TestReview Criteria. 

### 4. All toxicity tests must meet quality assurance criteria and test conditions specified inthe most recent versions ofthe EPA methods listed in subsection C. and Ecology ofEcology Publication# WQ-R-95-80, Laboratory Guidance and Whole Effluent Toxicity TestReview Criteria. IfEcology determines any test results to be invalid or anomalous, the Permittee must repeat the testing with freshly collected effluent. 5. The laboratory must use control water and dilution water meeting the requirements ofthe EPA methods listed in subsection A or pristine natural water ofsufficient quality for good control performance. 6. The Permittee must conduct whole effluent toxicity tests on an unmodified sample offinal effluent. 7. The test concentration series must have a minimum offive effluent concentrations and a control. The series ofconcentrations must include the acute critical effluent concentration (ACEC) and 100% effluent. The ACEC equals 50% effluent. 8. All whole effluent toxicity tests, effluent screening tests, and rapid screening tests that involve hypothesis testing must comply with the acute statistical power standard of29% as defined in WAC 173-205-020. Ifthe test does not meet the power standard, the Permittee mustrepeat the test on a fresh sample with an increased number ofreplicates to increase the power.Page 25 of50 PermitNo. WA-000178-3 

### S9. CHRONIC TOXICITY A. Testing Requirement for Chronic Toxicity The Pennittee must: 1. Conduct chronic toxicity testing on final effluent. once in the last summer and once in the last winter prior to submission ofthe renewal application. 2. Submit the results to Ecology wit;h the permitrenewal application. 3. Conduct chronic toxicity testing on a series ofat least five concentrations of effluent, including the ACEC of50% effluent and a control. 4. Use each ofthe following species and protocols for each chronic toxicitytest:

a. Atlanticmysid,Americamysis bahia (7-day survival and growth test, method: EPA-821-R-02-014). b. Topsmelt,Atherinops affinis (7-day survival and growth test, method: EPAJ600/R-95-136). B. Sampling and Reporting Requirements 1. The Permittee must submit all reports for toxicity testing in accordance with the most recent version ofDepartment ofEcology Publication# WQ-R-95-80, Laboratory Guidance and Whole Ejjluent Toxicity TestReview Criteria. Reports must containbench sheets and reference toxicant results for test methods. Ifthe lab provides the toxicity test data in electronic format for entry into Ecology's database, then the Permittee must send the data to Ecology along with the test report, bench sheets, and reference toxicant results. 2. The Permittee must collect grab samples for toxicity testing. The Permittee must

·cool the samples to 0

- 6 degrees Celsius during collection and send them to the lab immediately upon completion. The lab mustbeginthe toxicitytesting as soon as possible but no later than 36 hours after sampling was completed. 3. The laboratory must conduct water quality measurements on all samples and test solutions for toxicity testing, as specifiedin the mostrecent version ofDepartment ofEcologyPublication# WQ-R-95-80, Laboratory Guidance and Whole Ejjluent Toxicity TestReview Criteria.Page 26 of50 PermitNo. WA-000178-3 4. All toxicity tests must meet quality assurance criteria and test conditions specified inthe mostrecent versions ofthe EPA methods listed in subsection A. and the Department ofEcology Publication# WQ-R-95-80, Laboratory Guidance and Whole Effluent Toxicity TestReview Criteria. IfEcology determines any test results to be invalid or anomalous, the Permittee must repeat the testing with freshly collected effluent.

· 5. The laboratory must use control water and dilution water meeting the requirements ofthe EPA methods listed in subsection A. or pristine natural water ofsufficient quality for good control performance. 6. The Permittee must conduct whole effluent toxicity tests on anunmodified sample offinal effluent. 7. The test concentration series must have a minimum offive effluent concentrations and a control. The series ofconcentrations must include the acute critical effluent concentration (ACEC) and chronic critical effluent concentration (CCEC). The ACEC equals 50% effluent andthe CCEC equals 1.4% effluent. 8. All whole effluenttoxicity tests that involve hypothesis testing must comply with the chronic statistical power standard of39% as defined in WAC 173-205-020. If the test does notmeet the power standard, the Permittee must repeat the test on a fresh sample with an increased number ofreplicates to increase the power. SlO. PRIORITY POLLUTANT SCAN The Permittee must sample the final effluel).t and analyze the sample for the priority pollutants--and other pollutants listed inthe table in Appendix B--annually. The detection limit and method must conform to those listed. The Permittee must submit the results ofthese analyses to Ecology within three months ofeach sampling event. The data mustbe listed in tabular form withthe detectionlimit, the value including units, and the method. · The table in Appendix B is a list ofall prioritypollutants. It includes PCBs and pesticides whichthe Permittee need not test for unless those chemicals are used on site. 

### Sll. POLLUTION PREVENTION-PLANNING AND ACTIVITIES Pollution prevention planning/activities at the facility include:

e the newpollutionpreventionplan (P2) projects identified forthe upcoming permit

cycle in the planupdate, and

e the Standard Operating Procedures (SOPs), BestManagement Practices (BMPs), and

those workpractices developed through pollutionprevention activities from previous permit P2 plans, stormwaterpollutionpreventionplans (SWPPP), solid waste control plans, and spill plans.Page 27 of50 PermitNo. WA-000178-3 The Permittee must continue to ensure proper operation and maintenance ofthe refinery process units and wastewater treatment system by following existing SOPs, BMPs and work practices. These procedures and other measures/facilities currently employed at the refinery to prevent or minimize the potential for release ofpollutants to the wastewater treatment system, to storm water, and/or to waters ofthe state must be continued or maintained unless modified bythe pollution preventionplan updates required below. Solid Waste The Permittee must handle and dispose ofall solid waste material in such a manner as to prevent its entry into state ground water or surface water. The Permittee must not allow leachate from its solid waste material to enter state waters withoutproviding all known, available, and reasonable methods oftreatment, nor allow such leachate to cause violations ofthe State Surface Water Quality Standards, Chapter 173-201A WAC, or the State Ground Water Quality Standards, Chapter 173-200 WAC. The Permittee must apply for a permit or permit modification as may be required for such discharges to state ground water or surface waters. Storage TankWastewater The operation ofremoving wastewater from oil, product, and intermediate distillate storage tanks must be performed in a manner and with facilities as required to preventthe wastewater from draining or spilling onto the ground.



### A. Pollution PreventionPlan Development and Implementation The Permittee mustprepare an update to its Pollution PreventionPlanto meetthe objectives identified below, and must submitthe updated planto the Department for review and approval byNovember 1, 2008. The Permittee must implement the approved pollutionpreventionplan update and any approved modifications to the plan- and must abide bythe time frames identified

- throughout the term ofthe permit. The objective ofthis update is to identify any new sources ofpollutants, to reevaluate previously identified pollutionprevention opportunities and to identify any new opportunities, and implement those"that are technically and economically achievable. Previously identified opportunities include those identified by the facility in its current Pollution Prevention Plan, and those identified in Ecology Publi.cation 02-07-017 (Water PollutionPrevention Opportunities in Petroleum Refineries). The update must also include an evaluation ofthe existing SOPs, BMPs and workpractices developed under previous pollutionprevention planning activities.

B. Specific Plan Update Requirements The Permittee mustupdate the following plan elements as necessary: the policy statement and signature, employee involvement, training and awareness, descriptions ofcurrent pollutionprevention activities, and the description ofpotential pollutants and sources. Appendix A includes references to guidance documents, specific items to be included in the plan, and procedures for identifying, evaluating, and prioritizing pollutionprevention. Page 28 of50 PermitNo. WA-000178-3 opportunities. Other information available to the Permittee may also be used in preparing the plan. The updated plan must include a schedule for implementation ofeach newly selected opportunity. Ifa detailed analysis oftechnical and economical feasibility for any pollution prevention opportunity will extend beyond the deadline for submitting the updated plan, the Permittee must include inthe plan submittal, a schedule for completing the analysis. The biennial report must provide a schedule for evaluation offurther opportunities, and then the timeframe for implementing any selected.

C. Storm water Inspections The Permittee must conducttwo storm water inspections per year; one during the wet season (October 1through April30) and the other during the dry season (May 1through September 30). The Permittee must conduct the wet season inspection during arainfall event and must include and record observations ofthe presence ofany floating materials, suspended solids, oil and grease, discolorations, turbidity, odor, etc. -in storm water runofffrom throughout the refinery-that could contribute to a discharge off-site. The Permittee's dry season inspectionmust determine the presence ofany unpermitted non-storm water discharges-such as sanitary wastewater, non-contact cooling water, process wastewater, and drainage from rawmaterial/product/waste storage to the storm water drainage system. Ifan unpermitted, non-storm water discharge is discovered, the Permittee must immediately notify the Department. Inspections must be conducted by staffknowledgeable about, and trained in the application of, BMPs and pollutionprevention activities at the refinery.

D. Plan Evaluation and Biennial Reporting The Permittee mustperiodically evaluate, and must modify as necessary, the pollution prevention plan and associated existing SOPs, BMPs and work practices. The Permittee must ensure that they are updated or otherwise modified to reflect current conditions; ensure that measures inthe plan, selectedto reduce or eliminate pollutant loadings are both adequateto the task; and properly implemented (in accordance with the terms ofthe permit); and that such evaluationmust enable the Permittee to determine whether any additional controls are needed. The Permittee must modify the pollution preventionplan whenever a change in design, construction, operation, or maintenance ofthe facility, significantly increases the generation or potential to generate waterpollutants; or when such change causes the pollution preventionplan and associated existing SOPs, BMPs and workpractices to less effectively control pollutants. The Permittee must implement any modifications to the pollutionpreventionplan in a timely manner.Page 29 of50 Permit No. WA-000178-3 The Permittee must submit a biennial progress report everytwo years thereafter (starting November 15\ 2008) including submitting the Pollution Prevention Plan Update as required by Permit ConditionS 11.B. The report must identify the implementation status ofeach pollutionprevention opportunity selected, the benefits or other results of implementation actions completed, and any modifications or updates to the plan. The report must also include a summary ofthe results ofstorm water inspections.

E. Continuous Improvement Inmaintaining, implementing, and updating the pollutionpreventionplan, Ecology encourages the Permittee to employ continuous improvement principles-includingthe systematic and ongoing identification, evaluation, and implementation ofpollution prevention opportunities-in all decisions having environmental consequences.


### S12. DANGEROUS WASTE- PERlVIIT BY RULE REQUIREMENTS The permittee is authorized to treat dangerous wastes, generated on- or off-site, at the wastewater treatment facility under ·Chapter WAC 173-303-802(5)-the "permit byrule" provisions. This authorization is limited to the on-site waste streams identified onthe permit application and application amendments as approved by Ecology.


### S13. CONSTRUCTION STORMWATER Construction stormwater includes stormwater associated with construction activity and construction support activities at the construction site (equipment staging yards, material storage areas, borrow areas, etc.). A. Authorization and Conditions to Discharge Construction Stormwater Beginning on the effective date ofthis permit and lasting through the expiration date, the Permittee is authorized to discharge construction stormwater at Outfalls OOlB, 002, 003, 004, 005, and 006 subjectto the following requirements and limitations:

a. Construction stormwater discharges must not cause or contribute to a violation of surface water quality standards (Chapter 173-201A WAC), ground water quality standards (Chapter 173-200 WAC), sedimentmanagement standards (Chapter 173-204 WAC), and human health-based criteria inthe National Toxics Rule (40 CFRPart 131.36). Discharges that do not comply withthese standards are not authorized. b. Prior to the discharge ofconstruction stormwater to waters of the state, the Permittee must apply all known, available, and reasonable methods ofprevention, control, and treatment (AKAR1). This includes the preparation and implementation ofan adequate Stormwater Pollution Prevention Plan (SWPPP), with all appropriate bestmanagementpractices (BMPs) installed and maintained in accordance withthe SWPPP and the terms and conditions ofthis permit.Page 30 of50 PermitNo. WA-000178-3
c. Ecologypresumes the Permittee's construction stormwater management complies with water quality standards, unless discharge monitoring data or other sitespecific information demonstrate that a discharge causes or contributes to a violation ofwater quality standards, whenthe Permittee is:

e In full compliance with all permit conditions -includingplanning, sampling, monitoring, reporting, and recordkeeping conditions.

e Fully implementing construction stormwater BMPs contained in stormwater management manuals published or approved byEcology, or construction stmmwater BMPs that are demonstrably equivalentto BMPs contained in stormwater technical manuals published or approved by Ecology-including the proper selection, implementation, and maintenance ofall applicable and appropriate BMPs for on-sitepollWion control. 

### B. Construction Stormwater Pollution Prevention Plans A standard Stormwater Pollution Prevention Plan (SWPPP) for construction activities greater than one acre and less than five (1-5) acres, including construction dewatering, must be prepared and submitted to the Department by November 30, 2008. Project details for each constructionproject and for any site-specific issues for that project that require additional BMPs must be submittedto the Department at least 90 days priorto the start ofconstruction. The Permittee mustprepare and implement a Stormwater PollutionPrevention Plan (SWPPP) for construction activity occurring on sites greater than 5 acres- including construction dewatering -priorto the start ofeach constructionproject. The Permittee must submit all details for each constructionproject to the Department at least 90 days prior to the start ofconstruction. Each SWPPP must be prepared in accordance withthe objectives and requirements identified in Special Condition S.9. ofthe National Pollutant Discharge Elimination System and State Waste Discharge Construction Stormwater General Permit issued by Ecology on November 16, 2005, or as revised (Ecology Construction Stormwater General Permit). C. Monitoring Requirements The Permittee must sample the discharge from construction sites >1 acre that discharge directly offsite at least once every calendar week, whenthere is a discharge of stormwater from the site. Samples mustbe representative ofthe flow and characteristics ofthe discharge. When there is no discharge during a calendar week, sampling is not required. Sampling is not required outside ofnormal working hours or during unsafe conditions. Ifa Permittee is unable to sample during a monitoring period, the Discharge Monitoring Report (DMR) must include a briefexplanation.Page 31 of50 PermitNo. WA-000178-3 Sampling is required at all discharge points where stormwater is discharged off-site. All sampling point(s) must be identified on the SWPPP site map and must be clearly marked inthe field with a flag, tape, stake or other visible marker. Soil disturbance area is calculated by adding together all areas affected by construction activity. "Construction activity" means clearing, grading, excavation, and any other activity which disturbs the surface ofthe land, including ingress/egress from the site.

The primary monitoring requirements for projects that discharge offsite are summarized below: Summary of Monitoring Requirements Soil Disturbance Weekly Site Weekly Turbidity Weekly pH Area Inspections Sampling Sampling Sites <1 acre Required Not Required Notrequired unless construction activity involves significant concrete work or the use of engineered soils Sites >1 acre Required Required Required

D. Turbidity Monitoring Turbidity (analysis must be performed with a calibrated turbidity meter (turbidimeter), either on-site or at an accredited lab. The results must be recorded in the site logbookin Nephelometric Turbidity Units (NTU).

"" "" Units AnalyticalMethod ' Sampling " "• Parameter ""·· "" "" "Frequency Turbidity NTU SM2130 or Weekly, if EPA180.1 discharging
The Benchmark Value for turbidity is 25 NTU. Ifthe discharge turbidity is greater than 25 NTU, the CESCL (CertifiedErosion andSediment Control Lead) must:

., Reviewthe SWPPP for compliance with requirements identified in Special Condition S.8. ofthe Ecology Construction Stormwater General Permit, and make appropriate revisions within 7 days ofthe discharge that exceededthe benchmark.

e Fully implement and maintain appropriate construction stormwater source control and/or treatment BMPs as soon as possible, but within 10 days ofthe discharge that exceeded the benchmark. Ifadditional time is needed for a source control or treatmentproject, the permittee must submit (within 10 days ofthe discharge that exceeded the benchmark) a description ofthe project and an implementation schedule for Ecology'sreview and approval.Page 32 of50 · PermitNo. WA-000178-3

• Document construction stormwater BMP implementation and maintenance in the site log book. Ifthe discharge turbidity is greater than or equal to 250 NTU; then CESCL must also:

• Notify Ecology byphone in accordance with Condition S3 .E.

• Continue to sample discharges daily until either the turbidity resolves to 25 NTU (or lower); orthe CESCL demonstrates compliance with the water quality standard for turbidity- no more than 5NTU over backgroundturbidity, if background is less than 50 NTU; or no more than 10% over background turbidity, ifbackground is 50 NTU or greater- or the discharge stops or is eliminated, oris diverted to the refinery's wastewater treatmentplant. E. pH Monitoring For sites greater than one acre, and where construction activity involves significant concrete work or the use ofengineered soils, the Permittee must obtain a representative sample ofconstruction stormwater at least once per week and conductpH analysis. For sites less than one acre, pH analysis is required once per week whenthere is active concrete work in progress, or when engineered soils are inuse. The Permittee must performpH analysis on-site with a calibrated pH meter, pHtest kit, or wide range pH indicatorpaper. The Permittee mustrecord pH monitoring results inthe site log book The benchmarkvalue for pH is 8.5 standard units. Any time sampling indicates that pH is 8.5 or greater, the Permittee must prevent the high pH water (8.5 or above) from entering storm sewer systems or surface waters; and ifnecessary, the Permittee must adjust or neutralize the high pHwater, using an appropriate treatment BMP. The Permittee must obtain written approval from Ecology prior to using any form ofchemical treatment other than C02 sparging or dry ice. F. Site Log Book The Permittee must maintain a site log book that contains a record ofimplementation of its SWPPP and other permit requirements includingthe installation and maintenance of construction stormwater BMPs, site inspections, and stormwater monitoring. G. Site Inspections Site inspections must include all areas disturbed by construction activities, all construction stormwater BMPs, and all stormwater discharge points. Stormwater must be visually examined for the presence ofsuspended sediment, turbidity, discoloration, and oil sheen. Inspectors must evaluate the effectiveness ofBMPs and determine if

### itis necessaryto install, maintain, or repair BMPs to improve the quality ofstormwater discharges.Page 33 of50 PermitNo. WA-000178-3 Based onthe results ofthe inspection, the Permittee must correct the problems identified as follows:

• Review the SWPPP for compliance with Condition S8 ofthe Ecology Construction Stormwater General Permit and make appropriate revisions within 7 days ofthe inspection; and

o Fully implement and maintain appropriate construction stormwater source control and/or treatmentBiVJPs as soon as possible, butno later than 10 days ofthe inspection; and

o Document construction stormwater BMP implementation and maintenance inthe site log book. The site inspections must be conducted at least once every calendar weekand within 24 hours ofany discharge from the site. The inspection frequency for temporarily stabilized, inactive sites may be reduced to once every calendar month. Site inspections must be conducted by a person who is knowledgeable inthe principles and practices oferosion and sediment control. The inspector must have the skills to:

• Assess the site conditions and construction activities that could impact the quality ofstormwater, and

• Assess the effectiveness oferosion and sediment control measures used to control the quality ofstorm water discharges. Construction sites one acre or larger that discharge storm water to surface waters ofthe state, must have site inspections conducted by a CESCL. The CESCL must be identified inthe SWPPP and must be present

**on~site** or on-call at all times. Certificationmust be obtained through an approved erosion and sediment control training programthat meets the minimum training standards established byEcology (see http:/ /www.ecy.wa.gov/programs/wq/stormwater/cescl.htm or the Storm water Management Manual for Western Washington, dated February 2005). The inspector must sum1narize the results ofeach inspection in an inspectionreport or . checklist and be entered into, or attached to, the site log book. At a minimum, each inspectionreport or checklist must include:

• Inspection date and time.

o Weather information; general conditions during inspection and approximate amount ofprecipitation since the last inspection, and within the last 24 hours.

e A summary or list ofall construction stormwater BMPs which have been implemented, including observations ofall erosion/sediment control structures or practices.

• The following mustbe noted: locations ofconstruction stormwater construction stormwater BMPs inspected, locations ofconstruction stormwater BMPs that need maintenance, the reason maintenance is needed, locations ofconstructionPage 34 of50 PermitNo. WA-000178-3 stormwater BMPs that failed to operate as designed or intended, and locations where additional or different construction stormwater BMPs are needed, and the reason(s) why.

• A description ofstorm water discharged from the construction site. The inspector must note the presence ofsuspended sediment, turbid water, discoloration, and/or oil sheen, as applicable.

• ·Anywater quality monitoring performed during the inspection.

• General comments and notes, including a briefdescription ofany construction storm water BMP repairs, maintenance, or installations made as a result ofthe inspection.

o A statement that, in thejudgment ofthe person conducting the site inspection, the site is either in compliance or out ofcompliance with the terms and conditions of the construction SWPPP and the permit. Ifthe site inspection indicates that the site is out ofcompliance, the inspection report must include a summary ofthe remedial actions required to bri:ri.g the site back into compliance, as well as a schedule ofimplementation.

• Name, title, and signature ofthe person conducting site inspection; and the following statement: "I certify that this report is true, accurate, and complete, to the best ofmy knowledge and belief'.Page 35 of50 PermitNo. WA-000178-3 GENERAL CONDITIONS

Gl. SIGNATORY REQUIRElVIENTS All applications, reports, or infonnation submitted to Ecology mustbe signed and certified. 

### A All permit applications must be signed by either a responsible corporate officer ofat least the level ofvice president ofa corporation, a general partner ofapartnership, or the proprietor ofa sole proprietorship. B. All reports required by this permit and other informationrequestedby Ecology must be signed by aperson described above or by a duly authorized representative ofthat person. A person is a duly authorized representative only if: 1. The authorization is made in writing by a person described above and submitted to Ecology. 2. The authorization specifies either an individual or a position having responsibility for the overall operation ofthe regulated facility, such as the position ofplant manager, superintendent, position ofequivalent responsibility, or an individual or position having overall responsibility for environmental matters. (A duly authorized representative may thus be either a named individual or any individual occupying a namedposition.) C. Changes to authorization. Ifan authorization under paragraph B.2 above is no longer accurate because a different individual or position has responsibility for the overall operation ofthe facility, a new authorization satisfying the requirements ofparagraph B.2 above must be submittedto Ecology prior to or together with any reports, information, or applications to be signed by an authorizedrepresentative. D. Certification. Any person signing a document under this section must make the following certification: I certify under penalty oflaw, that this document and all attachments were preparedunder my direction or supervision in accordance with a system designed to assure that qualified personnel properly gathered and evaluated the information submitted. Based on my inquiry ofthe person or persons who manage the system, or those persons directly responsible for gathering information, the information submitted is, to the best of myknowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility offine and imprisonment for knowing violations.Page 36 of50 PermitNo. WA-000178-3 G2. RIGHT OF INSPECTION AND ENTRY The Permittee must allow an authorized representative ofEcology, uponthe presentation of credentials and such other documents as maybe required by law: A. To enter upon the premises where a discharge is located or where any records must be kept under the terms and conditions ofthis permit. B. To have access to and copy- at reasonable times and at reasonable cost- any records required to be kept under the terms and conditions ofthis permit. C. To inspect- at reasonable times- any facilities, equipment (including monitoring and control equipment), practices, methods, or operations regulated or required under this permit. D. To sample or monitor- at reasonable times- any substances or parameters at any location for purposes ofassuring permit compliance or as otherwise authorized bythe Clean Water Act. , G3. PERMIT ACTIONS This permit maybe modified, revoked and reissued, or terminated either at the request of any interestedperson (including the permittee) or upon Ecology's initiative. However, the permit may onlybe modified, revoked and reissued, or terminated for the reasons specified in 40 CFR 122.62, 122.64 or WAC 173-220-150 according to the procedures of40 CFR 124.5. A. The following are causes for terminating this permit during its term, or for denying a permitrenewal application: 1. Violation ofany permit term or condition. 2. Obtaining a permitby misrepresentation or failure to disclose all relevant facts. 3. A material change in quantity or type ofwaste disposal. 4. A determination that the permitted activity endangers human health or the environment or contributes to water quality standards violations and can only be regulated to acceptq.ble levels by permit modification or termination [ 40 CFRPmi 122.64(3)]. 5. A change in any condition that requires either a temporary orpermanentreduction or elimination ofany discharge or sludge use or disposal practice controlled by the permit [40 CFRpart 122.64(4)]. 6. Nonpayment offees assessed pursuant to RCW 90.48.465. 7. Failure or refusal ofthe permittee to allow entry as required inRCW 90.48.090.Page 37 of50 PermitNo. WA-000178-3 B. The following are causes for modification but not revocation and reissuance except whenthe permittee requests or agrees: 1. A material change in the condition ofthe waters ofthe state. 2. New informationnot available at the time ofpermit issuance that would have justified the application ofdifferent permit conditions. 3. Material and substantial alterations or additions to the permitted facility or activities which occurred after this permit issuance. 4. Promulgation ofnew or amended standards or regulations having a direct bearing uponpermit conditions, orrequiring permitrevision. · · 5. The Permittee has requested a modificationbased on otherrationale meeting the criteria of40 CFRPart 122.62. 6. Ecology has determined that good cause exists for modification ofa compliance · schedule, and the modification

### will not violate statutory deadlines. 7. Incorporation ofan approved local pretreatment programinto a municipality's permit. C. The following are causes for modification or alternatively revocation and reissuance: 

### 1. Cause exists for terminationfor reasons listed in A1 through A7, ofthis section, and Ecology determines that modification or revocation and reissuance is appropriate. 2.. Ecology has received notification ofa proposedtransfer ofthe permit. A permit may also be modified to reflect a transfer after the effective date ofan automatic transfer (General Condition G8) but will not be revoked and reissued after the effective date ofthe transfer exceptuponthe request ofthe newpermittee. 

### G4. REPORTING PLANNED CHANGES The Permittee must, as soon as possible, but no later than sixty (60) days prior to the proposed changes, give notice to Ecology ofplanned physical alterations or additions to the permitted facility, production increases, or process modification which will result in: 1) the permitted facility being determined to be a new source pursuant to 40 ·CFR 122.29(b); 2) a significant change inthe nature or an increase in quantity ofpollutants discharged; or 3) a significant change inthe Permittee's sludge use or disposal practices. Following such notice, and the submittal ofa new application or supplementto the existing application, along withrequired engineering plans and reports, this permit may be modified, or revoked and reissued pursuant to 40 CFR 122.62(a) to specify and limit any pollutants not previously limited. Until suchmodification is effective, any new or increased discharge in excess of permit limits or not specifically authorized bythis permit constitutes a violation.Page 38 of50 PermitNo. WA-000178-3 G5. PLAN REVIEW REQUIRED Priorto constructing or modifying any wastewater control facilities, an engineering report and detailed plans and specifications must be submitted to Ecology for approval in accordance with Chapter 173-240 WAC. Engineering reports, plans, and specifications mustbe submitted at least one hundred eighty (180) days priorto the planned start of construction unless a shorter time is approved by Ecology. Facilities mustbe constructed and operated in accordance withthe approved plans. G6. COMPLIANCE WITH OTHERLAWS AND STATUTES Nothing inthis permit must be construed as excusing the Permittee fromcompliance with any applicable federal, state, or local statutes, ordinances, or regulations. G7. TRANSFER OF THIS PERMIT In the event ofany change in control or ownership offacilities from which the authorized discharge emanates, the Permittee must notify the succeeding owner or controller ofthe existence ofthis permitby letter, a copy ofwhich must be forwarded to Ecology. A. Transfers byModification Except as provided inparagraph B below, this permit may be transferred by the Permittee to a new owner or operator only ifthis permithas been modified or revoked and reissued under 40 CFR 122.62(b)(2), or a minormodification made under 40 CFR 122.63(d), to identify the newPermittee and incorporate such otherrequirements as may be necessary under the Clean Water Act. B. Automatic Transfers This permit may be automatically transferred to a newPermittee if: 1. The Permittee notifies Ecology at least 30 days in advance ofthe proposed transfer date. 2. The notice includes a written agreementbetweenthe existing and newPermittee's containing a specific date

**transfe~** ofpermitresponsibility, coverage, and liability between them. 3. Ecology does not notify the existing Permittee and the proposed newPermittee of its intentto modify or revoke and reissue this permit. A modificationunder the subparagraphmay also be minor modification under 40 CFR 122.63. Ifthis notice is notreceived, the transfer is effective onthe date specified inthe written agreement. G8. REDUCED PRODUCTIONFOR COMPLIANCE The Permittee, in order to maintain compliance with its permit, must control production and/or all discharges uponreduction, loss, failure, or bypass ofthe treatment facility untilPage 39 of50 PermitNo. WA-000178-3 the facility is restored or an alternative method oftreatment is provided. This requirement applies in the situation where, among other things, the primary source Ofpower ofthe treatment facility is reduced, lost, or fails. 

### G9. REMOVED SUBSTANCES Collected screenings, grit, solids, sludges, filter backwash, or other pollutants removed in the course oftreatment or control ofwastewaters must not be resuspended or reintroduced to the final effluent stream for discharge to state waters. 

### GlO. DUTY TO PROVIDE INFORMATION The Permittee must submitto Ecology, within a reasonable time, all information which Ecology mayrequest to determine whether cause exists for modifying, revoking and reissuing, or terminating this permit or to determine compliance withthis permit. The Permittee must also submit to Ecology upon request, copies ofrecords required to be kept bythis permit. 

### Gll.OTHERREQUIREMENTS OF40 CFR All other requirements of40 CFR 122.41 and 122.42 are incorporated in this permit by reference. 

### G12.ADDITIONAL MONITORING Ecology may establish specific monitoring requirements in additionto those contained in this permitby administrative order orpermit modification. 

### G13. PAYMENT OFFEES The Permittee must submitpayment offees associated with this permit as assessed by Ecology. 

### G14. PENALTIES FORVIOLATING PERMIT CONDITIONS Anyperson who is found guilty ofwillfully violating the terms and conditions ofthis permit is deemed guilty ofa crime, and upon conviction thereofwill be punished by a fine ofup to tenthousand dollars ($10,000) and costs ofprosecution, or by imprisonment inthe discretion ofthe court. Each day upon which a willful violation occurs is a separate and additional violation. Anypersonwho violates the terms and conditions ofa waste discharge permit must incur, in addition to any other penalty as provided by law, a civil penalty in the amount ofup to ten thousand dollars ($10,000) for every such violation. Each and every such violation is a separate and distinct offense, and in case ofa continuing violation, every day's continuance is deemed to be a separate and distinct violation.Page 40 of50 PermitNo. WA-000178-3 GlS.UPSET Definition- "Upset" means an exceptional incident in which there is unintentional and temporary noncompliance with technology-based pennit effluent limitations because of factors beyond the reasonable control ofthe Permittee. An upset does not include noncompliance to the extent caused by operational error, improperly designed treatment facilities, inadequate treatment facilities, lack ofpreventive maintenance, or careless or improper operation. Anupset constitutes an affirmative defense to an action brought for noncompliance with suchtechnology-basedpermit effluent limitations ifthe requirements ofthe following paragraph are met. A Permittee who wishes to establishthe affirmative defense ofupset must demonstrate, throughproperly signed, contemporaneous operating logs or other relevant evidence that: 1) an upset occurred and that the Permittee can identifythe cause(s) ofthe upset; 2) the permitted facility was being properly operated at the time ofthe upset; 3) the Permittee submitted notice ofthe upset as required in condition S3.E; and 4) the Permittee complied with any remedial measures required under S4.C ofthis permit. In any enforcementproceedings the Permittee seeking to establish the occurrence ofan upset has the burden ofproof. G16.PROPERTY RIGHTS This permit does not convey any property rights ofany sort, or any exclusive privilege. G17. DUTY TO COMPLY The Permittee must comply with all conditions ofthis permit. Anypermit noncompliance constitutes a violation ofthe Clean Water Act and is grounds for enforcement action;·for permittermination, revocation and reissuance, or modification; or denial ofa permit renewal application. G18. TOXIC POLLUTANTS The Permittee must comply with effluent standards or prohibitions established under Section 307(a) ofthe Clean Water Act for toxic pollutants withinthe time provided in the regulations that establishthose standards or prohibitions, even ifthis permit has not yet been modified to incorporate the requirement. G19.PENALTIES FORTAMPERING The Clean Water Actprovides that any person who falsifies, tampers with, orknowingly renders inaccurate any monitoring device or method required to be maintained under this permit will, upon conviction, be punishedby a fine ofnot more than $10,000 perviolation, or by imprisonment for not more thantwo years per violation, orby both. Ifa conviction of a person is for a violation committed after a first conviction ofsuchperson under thisPage 41 of50 PermitNo. WA-000178-3 Condition, punishment will be a fine ofnot more than $20,000 per day ofviolation, or by imprisonment ofnot more than four (4) years, or by both. G20. REPORTING ANTICIPATED NON-COMPLIANCE The Pe1mittee must give advance notice to Ecology by submission ofa new application or supplementthereto at least 12 months priorto commencement ofsuch discharges, ofany facility expansions, production increases, or other planned changes, such as process modifications, inthe permitted facility or activity which may result in noncompliance with permit limits or conditions. Any maintenance offacilities, whichmight necessitate unavoidable interruption ofoperation and degradation ofeffluent quality, mustbe scheduled during non-critical water qualityperiods and carried out in a manner approvedby Ecology. G21. REPORTING OTHERINFORtVIATION Where the Permitteebecomes aware that it failed to submit any relevant facts in a permit application, or submitted incorrect information in a permit application or in any report to Ecology, such facts or information mustbe submitted promptly. G22. REPORTING REQUIREMENTS APPLICABLE TO EXISTING MANUFACTURING, COMMERCIAL, MINING, AND SILVICULTURAL DISCHARGERS The Permittee belonging to the categories ofexisting manufacturing, commercial, mining, or silviculture must notify Ecology as soon as they know or have reasonto believe:
A. That any activity has occurred or will occur which wouldresult inthe discharge, on a routine or frequent basis, ofany toxic pollutantwhichis not limited inthis permit, if that discharge will exceedthe highest ofthe following "notificationlevels:"

1. One hundred micrograms per liter (100 f.Lg/L). 2. Two hundred micrograms per liter (200 f.Lg/L) for acrolein and acrylonitrile; five hundred micrograms per liter (500 f.Lg/L) for 2,4-dinitrophenol andfor 2-methyl4,6-dinitrophenol; and one milligram per liter (1 mg/L) for. antimony. 3. Five (5) times the maximum concentrationvalue reported for that pollutant inthe permit application in accordance with 40 CFR 122.2l(g)(7). 4. The level established by the Director in accordance with40 CFR 122.44(f).

B. That any activity has occurred or will occur which wouldresult in any discharge, on a non-routine or infrequentbasis, ofa toxic pollutant whichis not limitedin this permit, if that discharge will exceedthe highest ofthe following "notification levels:"

1. Five hundred micrograms per liter (500f.Lg/L). 2. One milligram per liter (1 mg/L) for antimony.. Pa,ge 42 of50 PermitNo. WA-000178-3 3. Ten (10) times the maximum concentration value reported for that pollutant in the permit application in accordance with 40 CFR 122.21(g)(7). 4. The level established by the Director in accordance with 40 CFR 122.44(£). G23. COMPLIANCE SCHEDULES Reports ofcompliance or noncompliance with, or any progress reports on, interim and final requirements contained in any compliance schedule ofthis permit must be submitted no later than fourteen (14) days following each schedule date.Page 43 of50 Permit No. WA7000178-3 

### APPENDIX A- 

### REFINERY NPDES POLLUTION PREVENTION PLANS- SPECIFIC REQUIREMENTS

GUIDANCE DOCUMENTS Guidance available to develop a pollutionpreventionplan include the Storm water Management Manual for Western Washington published August 2001 by Ecology (Publication numbers 99-11 through 99-15), the 'Pollution Prevention and BestManagement Practices' section ofthe Ecology Permit Writer's Manual (Chapter XII.) (Publication number 92-109), EPA's Organizational Guide to PollutionPrevention, 2001 available at http

### :1 /www.p2ric.org/CachedPages/printguid.pdf, the methodologies ofpollutionprevention planning references available at http://www.ecy.wa.gov/programs/hwtr/p2/p3.html, and other informationprovided by the Ecology Permit Manager. The Permittee is expectedto apply the methodologies from the existing guidance to cover other sources, pathways, or measures not covered within the strict scope ofthe WAC 173-307 guidance. 

### PLAN AND PLAN IMPLEMENTATION REQUIREMENTS Policy Statement and Signature: The pollutionpreventionplanmust include a policy statement articulating management and corporate support for the plan and a commitmentto implement the plan and to continued pursuit ofpollution prevention opportunities. The plan, planupdates, and modifications must be signed in accordance with Permit Condition G1. 

### Employee Involvement, Training, and Awareness: The pollutionprevention plan must include a description ofpersonnel training and employee involvementprograms that emphasize pollution prevention and solicit employee ideas about pollution prevention opportunities and other environmental issues. Stafftraining records must be maintained onsite and be available for inspection. 

### Description ofCurrentPollution Prevention Activities: The plan must include a description ofpreventive measures and facilities already employed at the refinery to prevent, reduce, eliminate, or control releases ofpollutants to influent wastewater streams, storm water, and/or waters ofthe state. 

### Incorporating OtherPollution Prevention Plans The Permittee may incorporate applicable portions ofplans prepared for otherpurposes.·Plans orportions ofplans incorporated into the pollutionpreventionplan become enforceable requirements ofthis permit.Page 44 of50 PermitNo. WA-000178-3 Description ofPotential Pollutants and Sources: The pollutionprevention plan must include a detailed description ofthe processes or activities that contribute or potentially contribute pollutants to the treatment plant influent, storm water, groundwater, and wetlands. Influent wastewater streams must include those having daily average flow rates equal to or greater than 30 gpm at the point where the wastewater stream enters the collection system and the catalytic wash water spent caustic and

**~vash** water waste streams. Minor incidental waste streams to storm water, such as landscaping fertilizers, do not have to be included. The plan must identify the materials used, processed, stored, treated, or disposed ofat the facility and the pollutants that are generated or potentially generated or released. The level ofdetail provided inthe plan should be sufficient to help identifyand understand how and why materials are used and pollutants generated or released. Process flow diagrams and/or material input/output information must be included on a process unitbasis. The Permittee must include in the plan all materials which may become pollutants or cause pollution upon reaching state waters, including, but not limited to: 1) persistent bioaccumulative and toxic chemicals (PBTs), 2) oil and petroleum products and, 3) materials which, when spilled or otherwise released into the environment, wouldbe designated Dangerous Waste (DW) or Extremely Hazardous Waste (EHW) by the procedures set forth inWAC 173-303-070. In determining which sources andpollutants to address in the plan, the Permittee mustuse available sampling data, as well as knowledge ofprocesses and materials, and available information onthe relative toxicity or hazard ofmaterials. Sources ofPBTs must be included in the analysis. The Permittee must not be required to sample each stream analytically and may use engineeringjudgmentto assess and quantify material inputs and outputs on a process unit basis. Identification & Preliminary Evaluation ofPollution Prevention Opportunities: The plan must identify pollutionprevention opportunities and provide a detailed analysis ofeach opportunity's technical (including safety considerations) and economic feasibility. Opportunities determined to be technically and economically feasible will be considered as known, available, and reasonable and therefore are required to be selected and scheduled for implementation. For eachpollutionprevention opportunity selected, the plan must identifythe process(es) or activities it affects, an estimate ofthe amount ofpollutants reduced, and the environmental or other benefits that will be achieved. The Permittee is notrequired to analyze the substitution of alternate crude oil/feedstock supplies as 

### apollutionprevention opportunity. The Permittee must concentrate on opportunities that reduce or eliminate PBTs, priority pollutant metals, diethanolamine (DEA), and methyldiethanolamine (MDEA) to influent and upstream flows to the oily water sewer. Solids and hydrocarbon loadings to the oily water sewer must also be evaluated. Storm water must be evaluated for oil and grease and solids loading as well as toxics.Page 45 of50 Permit No. WA-000178-3 In identifying and evaluating pollutionprevention opportunities, the Permittee must consider the following:

o All reasonably expected activities and conditions, such as nonnal operations, maintenance, and other ancillary activities; equipment failure; improper operation; upsets, accidents, spills, leaks; and natural events such as rainfall, snowfall, etc.

o All areas ofthe refinery with potential to generate water pollutants including process units, rawmaterial and product storage, handling and transfer facilities, material handling areas, maintenance areas, solid and hazardous waste storage, treatment, and disposal, and storm water systems. The following are examples ofpollutionprevention strategies that may warrant Permittee's evaluation:

o Improving and/or establishing new management practices and standard operating procedures addressing: increasedtraining or supervision; improvements in inventory control, materials and waste handling, general operations, and housekeeping; preventive maintenance; and remedial measures · • Process or equipment modifications, including re-engineering processes to use less toxic input materials or to utilize by-products

o Material substitution

• Reducing material inputs

• Recycle/reuse ofrefinery waste, by-products, orprocess materials and fluids

• Application ofwater conservation methods, including waterreuse
• Waste segregation and separation

• Alternative and/or enhanced treatment technology, including upstream treatment of pollutants Cross-media shift ofpollutants should be avoided, unless a clear net environmental benefit results and compliance with standards applicable to other media or management programs would be maintained. Prioritization & Selection ofPollution Prevention Opportunities: The plan must prioritize pollutionprevention opportunities. The Permittee mustprovide their rationale for how the pollution prevention opportunities are prioritized. In addition to technical and economical feasibility, other factors may influence ranking ofopportunities and should be included inthe discussion. These factors may include capital projects planned or ongoing at the refinery that will provide a benefitto environmental media other than water, corresponding reduction in safety risks, etc. Projects that achieve the highest environmental benefit must have greater priority. Inprioritizing and selectingpollutionprevention opportunities, the Permittee must give preference first to those that eliminate, avoid, or reduce the generation ofwater pollutants at thePage 46 of50 PermitNo. WA-000178-3 source, second to those that recycle or reuse the pollutants, and third to those that provide atsource or near-source treatmentto remove pollutants orrender them less toxic or harmful. In ranking opportunities, the Permittee must also consider pollutant loading and toxicity and the potential to achieve the greatestreduction withrespect to time and costs. The Permittee is expectedto establish reasonable priorities and schedules for implementation to achieve the greatestreduction inpollutant quantity and toxicity, as well as for management and fiscal necessity.Page 47 of50 Permit No. WA-000178-3 

### APPENDIX B- PRIORITYPOLLUTANTS

Pollutant CAS Number Analytical Detection or (ifavailable) Protocol as Quantitation EPA Part136 Level

method or Standard Methods 

### Metals, Cyanide & 

### Total Phenols DL 

### J..LQII (Part C) Antimony, Total 7440-36-0 204.2 3 Arsenic, Total 7440-38-2 206.2 1 Beryllium, Total 7440-43-9 210.2 1 Cadmium, Total 7440-43-9 213.2 0.1 Chromium, Total 7440-47-3 218.2 1 Copper, Total 7440-50-8 220.2 1 Lead, Total 7439-92-1 239.2 1 Mercury, Total 7439-97-6 1631E 0.2 ng/1 Nickel, Total 7440-02-0 249.2 1 Selenium, Total 7782-49-2 270.2 2 Silver, Total 7440-22-4 272.2 0.2 Thallium, Total 7440-28-0 279.2 1 Zinc, Total 7440-66-6 289.2 0.05 Cyanide, Total 57-12-5 335.2 or 20 335.3 Cyanide, WAD 57-12-5 335.1 10 Phenols, total 420.1 or 420.2



### Dioxin QL 

### J..Lg/1 2,3,7,8-Tetra-Chlorodibenzo-P-Dioxin 1764- 01-6 1613 0.00001 

### Volatile Compounds QL 

### J..Lg/1 Acrolein 107-02-8 624 50 Acrylonitrile 107-13-1 624 50 Benzene 71-43-2 624 10 Bromoform 75-25-2 624 10 Carbon Tetrachloride 56-23-5 624 10 Chlorobenzene 108-90-7 624 50 Chlorodibromomethane 124-48-1

. 624 10 Chloroethane 75-00-3 624 10 2-Chloroethylvinyl Ether 110-75-8 624 50Page 48 of50 PermitNo. WA-000178-3

. .·· 

## .. · Pollutant CAS Number Analytical Detection or (if available) Protocol as Quantitation

.. EPA Part 136 Level method or Standard

.· Methods Volatile Compounds 

### QL J..L911 Chloroform 67-66-3 624 10 Dichlorobromomethane 75-27-4 624 10 Dichlorodifluromethane 75-71-8 624 10 1, 1-Dichloroethane 75-34-3 624 10 1,2-Dichloroethane 107-06-2 624 10 1, 1-Dichloroethylene 75-35-4 624 10 1,2-Dichloropropane 78-87-5 624 10 1,3-Dichloropropylene '542-75-6 624 10 Ethylbenzene 100-41-4 624 10 Methyl Bromide 74-83-9 624 50 Methyl Chloride 74-87-3 624 50 Methylene Chloride 75-09-2 624 20 1,1 ,2,2-Tetrachloroethane 79-34-5 624 10 Tetrachloroethylene 127-18-4 624 10 Toluene 108-88-3 624 10 1,2-Trans-Dichloroethylene 156-60-5 624 10 1,1, 1-Trichloroethane 71-55-6 624 10 1,1 ,2-Trichloroethane 79-00-5 624 10 Trichloroethylene 79-01-6 624 10 Trichlorofluromethane 75-69-4 624 10 Vinyl Chloride 75-01-4 624 10 Acid Compounds 

### QL J.lg/1 2-Chlorophenol 95-57-8 625 10 2,4-Dichlorophenol 120-83-2 625 10 2,4-Dimethylphenol 105-67-9 625 10 4,6-Dinitro-0-Cresol 534-52-1 625 50 (2-methyl-4,6 -dinitrophenol) 2,4 Dinitrophenol 51-28-5 625 50 2-Nitrophenol 88-75-5 625 20 4-Nitrophenol 100-02-7 625 50 P-Chloro-M-Cresol 59-50-7 625 10 Pentachlorophenol 87-86-5 625 50 Phenol 108-95-2 625 10 2,4,6-Trichlorophenol 88-06-2 625 10Page 49 of50 Permit No. WA-000178-3

Pollutant CAS Number Analytical Detection or (if available) Protocol as Quantitation EPA Part 136 Level

method or Standard Methods Base/Neutral Compounds QL J..LQ/1 Acenaphthene 83-32-9 625 10 Acenaphtylene 208-96-8 625 10 Anthracene 120-12-7 625 10 Benzidine 92-87-5 625 50 Benzo (a) Anthracene 56-55-3 625 10 Benzo (a) Pyrene 50-32-8 625 10 3,4-Benzofluoranthene 205-99-2 625 10 Benzo (gh1) Perylene 191-24-2 625 20 Benzo (k) Fluoranthene 207-08-9 625 10 Bis (2-Chloroethoxy) Methane 111-91-1 625 10 Bis (2-Chloroethyl) Ether 111-44-4 625 10 Bis (2-Chloroisopropyl) Ether 108-60-1 625 10 Bis (2-Ethy/hexyl) Phthalate 117-81-7 625 10 4-Bromophenyl Phenyl Ether 101-55-3 625 10 Butyl Benzyl Phthalate 85-68-7 625 10 2-Chloronaphthalene 91-58-7 625 10 4-Chlorophenyl Phenyl Ether 7005-72-3 625 10 Chrysene 218-01-9 625 10 Dibenzo (a,h) Anthracene 53-70-3 625 20 1,2-Dichlorobenzene 95-50-1 625 10 1,3-Dichlorobenzene 541-73-1 625 10 1A-Dichlorobenzene 106-46-7 625 10 3,3'-Dichlorobenzidine 91-94-1 625 50 Diethyl Phthalate 84-66-2 625 10 Dimethyl Phthalate 131-11-3 625 10 Di-N-Butyl Phthalate 84-74-2 625 10 2,4-Dinitrotoluene 121-14-2 625 10 2,6-Dinitrotoluene 606-20-2 625 10 Di-n-octyl Phthalate 117-84-0 625 10 1,2-Diphenylhydrazine (asAzob'enzene) 122-66- 7 625 20 Fluoranthene 206-44-0 625 10

. Fluorene 86-73-7 625 10 Hexachlorobenzene 118-74-1 625 10 Hexachlorobufadiene 87-68-3 625 10 Hexachlorocyclopentadiene 77-47-4 625 10 Hexachloroethane 67-72-1 625 20 lndeno (1,2,3-cd) Pyrene 193-39-5 625 20 lsophorone 78-59-1 625 10 Naphthalene 91-20-3 625 10 Nitrobenzene 98-95-3 625 10Page 50 of50 PermitNo. WA-000178-3

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## ..

.Pollutant CASNumber Analytical Detection or (if available) Protocol as Quantitation EPA Part 136 Level

methodor Standard Methods Base/Neutral Compounds QL J.Lg/1 N-Nitrosodimethylamine 62-75-9 625 50 N-Nitrosodi-N-Propylamine 621-64-7 625 20 N-Nitrosodiphenylamine 86-30-6 625 20 Phenanthrene 85-01-8 625 10 Pyrene 129-00-0 625 10 1,2,4-Trichlorobenzene 120-82-1 625 10
GC/MS Fraction

- Pesticides and PCBs Aldrin 309-00-2 608 0.05

. a-BHC 319-84-6 608 0.05 13-BHC 319-85-7 608 0.05 Y-BHC 58-89-9 608 0.05 8-BHC 319-86-8 608 0.05 Chlordane 57-74-9 608 0.2 4,4'-DDT 50-29-3 608 0.1 4,4'-DDE 72-55-9 608 0.1 4,4' DOD 72-54-8 608 0.1 Dieldrin 60-57-1 608. 0.1 a-Endosulfan 959988 608 0.1 13-Endosulfan 33213659 608 0.1 Endosulfan Sulfate 1031-07-8 608 .0.1 Endrin 72-20-8 608 0.1 Endrin Aldehyde 7421-83-4 608 0.1 Heptachlor 76-44-8 608 0.05 Heptachlor Epoxide 1024-57-3 608 0.05 PCB-1242 53469-21-9 608 1.0 PCB'-1254 11097-69-1 608 1.0 PCB-1221 11104-28-2 608 1.0 PCB-1232 11141-16-5 608 1.0 PCB-1248 12672-29-6 608 1.0 PCB-1260 11096-82-5 608 1.0 PCB-1016 12674-11-2 608 1.0 Toxaphene 8001-35-2 608 5.0