# Appendix A - Detailed State Requirements for Secondary Containment

State/Territory EPA

RegionRegulation date Secondary containment requirement Repair versus replace threshold STP sumps

required?UDC for Motor

Fuel Only? Links Comments

Connecticut 1 10/1/2003 Required for all new and replacement tanks/piping Not specified No No UDC Rqt Yethttp://www.ct.gov/dep/cwp/view. asp?a=2692&q=322594&depNav_G

ID=1652
http://www.cga.ct.gov/2005/pub/C hap446k.htm#Sec22a-449o.htmExcludes residential USTs.

Maine 1 4/3/2007 Required for all new and replacement tanks/piping Only the major component replaced will need to meet the rule’s design and installation requirements for new and replacement facilities. No No http://maine.gov/dep/rwm/ust/sta tutesrules.htm All piping sumps including dispenser sumps and pans shall be provided with continuous leak detection monitoring.

Massachusetts 1 12/1/1986 Required for all new and replacement tanks/piping Decided by Fire Department Yes No http://www.mass.gov/Eeops/docs/ dfs/osfm/cmr/cmr_secured/52700

9.pdf All sumps must monitor continuously for product loss.

New Hampshire 1 2/3/2005 Required for all new and replacement tanks/piping Repairs of single-walled piping is not allowed Yes No http://des.nh.gov/organization/co mmissioner/legal/rules/documents /env-wm1400.pdf

Rhode Island 1 8/1/2007 Required for all new and replacement tanks/piping Any modification to or replacement of facility components shall be made to conform with the requirements of Rule 9 New and Replacement Tank System Requirements.

Director of Department can approve a repair. Yes Yes http://www.dem.ri.gov/pubs/regs/ regs/waste/ustreg07.pdf

Vermont 1 8/1/2007 Required for all new and replacement tanks/piping State must be notified if more than 20 feet of piping is to be

replaced. Yes No http://www.anr.state.vt.us/dec/waste div/ust/regs/fullUSTregs.pdf
http://www.anr.state.vt.us/dec/waste div/ust/pubs/USTTalk_Winter_09.pd

f 

### Vermont rules require secondary containment for all

category 1 and category 2 tanks. Category 1 UST means any UST, regardless of its capacity, except: (a) Fuel oil storage tanks used for on-premises heating purposes, or (b) Farm or residential tanks used for storing motor fuel; Category 2 UST means any UST with a capacity greater than 1,100 gallons that is a farm or residential motor fuel tank. These tanks are inclusive of Federally Regulated Petroleum USTs.

New Jersey 2 8/20/2007 Within Wellhead Protection Areas, required within 2,000 feet for gasoline or hazardous substance tanks/piping; required within 750 feet for non-gasoline petroleum tanks/piping Not specified No No UDC Rqt Yethttp://www.nj.gov/dep/srp/regs/u st/ustrule.pdf

New York 2 2/12/1992Required for all new tanks only (does not cover piping) Any addition, repair, or replacement to an existing facility must meet new requirements. No No UDC Rqt Yethttp://www.dec.ny.gov/regs/4432. html#15935



# TO 3003, TDD #13, EPAct State Decisions Page 1 of 10 July 24, 2009

# Appendix A - Detailed State Requirements for Secondary Containment

State/Territory EPA

RegionRegulation date Secondary containment requirement Repair versus replace threshold STP sumps

required?UDC for Motor

Fuel Only? Links Comments

Puerto Rico 2 11/1/1990 Not available online Not specified No No UDC Rqt Yethttp://www.gobierno.pr/NR/rdonlyres/667951D6-B109-4D68-B8CC85FC783D170B/0/ControlTanquesS

oterrados.pdf

Virgin Islands 2 5/1/2000 Not available online Not specified No No UDC Rqt Yethttp://www.dpnr.gov.vi/dep/tanks. htm

Delaware 3 1/11/2008 Required for all new and replacement tanks/piping Not specified Yes No http://regulations.delaware.gov/A dminCode/title7/1000/1300/1351.

pdf

District of Columbia 3 10/1/1999 Required for all new and replacement tanks/piping 100%, excluding connectors (proposed 7-09) No Yes (proposed 7- 09) http://dchealth.dc.gov/DOH/frame

s.asp?doc=/doh/lib/doh/services/a dministration_offices/environment al/services2/ustd/pdf/allreg1.pdf&

group=1813

Maryland 3 1/26/2005 Required for all new and replacement tanks/piping 40 percent of piping Yes No http://www.mde.state.md.us/asset s/document/OilControl/Oil_Polluti on_Tank%20Man_Reg26.10.pdf

Pennsylvania 3 11/10/2007 Required for all new and replacement tanks/piping 50 percent of piping Yes No http://www.pacode.com/secure/data/ 025/chapter245/chap245toc.html



### Virginia 3 3/1/2004Amendment proposed to require secondary containment within 1,000 feet of CWS or PDWW 50 percent (draft) No Yes (Draft)http://www.deq.virginia.gov/tanks /secpro.html Requirements are draft.

West Virginia 3 7/1/2008 Required for all new and replacement tanks/piping20 feet or 50 percent of piping, whichever is less Yes No http://www.wvdep.org/item.cfm?ssid =13&ss1id=978
http://www.wvsos.com/csrdocs/word docs/33-30.doc 

### repair versus replace comes from WV guidance

Alabama 4 8/6/2007 Required for all new and replacement tanks/piping Five feet of piping or if the repair cannot be completed within 30 days Yes No http://www.adem.state.al.us/Regulat ions/regulations.htm



### Florida 4 6/21/2004 Required for all new and replacement tanks/piping Not specified Yes No http://www.dep.state.fl.us/legal/R ules/waste/62-761.pdf Proposed rules - http://www.dep.state.fl.us/waste/quick_topics/publications /pss/tanks/rulemaking/CH62-761_Workshop_Draft.pdf

Georgia 4 4/1/2008 Required within 1,000 feet of CWS or PDWW 25 percent of piping No Yes http://rules.sos.state.ga.us/docs/3 91/3/15/07.pdf Interstitial electronic monitoring system must be tested annually in accordance with the manufacturer’s specifications to verify the accuracy of its operations.

Kentucky 4 9/13/2006 Required for all new and replacement tanks/piping Entire individual piping run extending from the tank to thefarthest dispenser or other enduse equipment Yes Yes See 401 KAR 42:020 and Design, Installation and Maintenance Requirements for UST systems

Outline Draft

Mississippi 4 10/1/2008 Required for all new and replacement tanks/piping 100 percent, excluding connectors Yes No http://www.deq.state.ms.us/neww eb/MDEQRegulations.nsf/3d9fe41d a6b657cb86256d6e00638e7a/2b49 29acd771bdb286256ba5004842a3/ $FILE/UST-2.pdf

North Carolina 4 11/1/2007 Required for all new and replacement tanks/piping Not specified Yes Yes http://www.wastenotnc.org/ust/D ocs/FAQ_SecCon.pdf

http://www.oah.state.nc.us/rules/ 

# TO 3003, TDD #13, EPAct State Decisions Page 2 of 10 July 24, 2009

# Appendix A - Detailed State Requirements for Secondary Containment

State/Territory EPA

RegionRegulation date Secondary containment requirement Repair versus replace threshold STP sumps

required?UDC for Motor

Fuel Only? Links Comments

South Carolina 4 5/23/2008 Required within 1,000 feet of CWS or potable well and within 100 feet of an existing water supply well, coastal zone critical area, or state navigable waters25 percent of piping within a 12 month period requires full replacement. No Yes http://www.scdhec.net/environme nt/lwm/regs/R.61-92_part280.pdf

Tennessee 4 6/19/2007 and 7/24/2007 Required for all new and

replacement tanks/piping Repairs only allowed if approved by state. Otherwise all piping must be replaced. Yes Yes http://www.state.tn.us/environme nt/ust/act&rules.shtml

http://tn.gov/sos/rules/1200/1200- 01/1200-01-15.20080930.pdf
Illinois 5 2/1/2008 Required for all new and replacement tanks/piping20 feet or 50 percent of piping, whichever is less Yes No http://www.state.il.us/osfm/Petro ChemSaf/home.htm

Indiana 5 1/10/2001Amendment proposed to require secondary containment for all new and replacement tanks/piping 50 percent of piping No Yes http://www.in.gov/legislative/iac/T 03290/A00090.PDF Information is from draft regulations.

Michigan 5 6/27/2008 Required for all new and replacement tanks/piping50 percent of the length of any underground piping between the tank and the dispenser at any one time No Yes http://www.state.mi.us/orr/emi/a dmincode.asp?AdminCode=Single &Admin_Num=02902101&Dpt=EQ

&RngHigh=

Minnesota 5 3/24/2008 Required for all new and replacement tanks/piping Single run of more than ten feet of piping; all piping from tank to dispenser if corrosion or a release is detected Yes No http://www.pca.state.mn.us/clean up/ust.html

Ohio 5 3/1/2005 Required in defined "sensitive areas" Not specified No No UDC Rqt Yethttp://www.com.state.oh.us/SFM/f ire_laws.aspx
http://www.com.state.oh.us/SFM/ bust/ A Sensitive Area is defined as one of the following: 1) Specified counties and aquifers; 2) Within 50 horizontal feet of a private water supply well (PWSW) or developed spring not located on the same site as the UST system; (3) The area is located within one of the following and is not located on the same site as the UST system: (a) 100 horizontal feet of a PWSW that has a net production rate of less than or equal to 10,000 gallons per day; or (b) 200 horizontal feet of a PWSW that has a net production rate of greater than 10,000 gallons per day to less than or equal to 50,000; or (c) 300 horizontal feet of a PWSW that has a net production rate of greater than 50,000 gallons per day; (4) The area is located within a half-circle shaped area 1,000 feet upstream of a publicsupply surface water intake where the base line of the halfcircle is perpendicular to the at the intake and has a diameter of 2,000 feet, and where the midpoint of the base the intake, and where the radius of the half-circle is 1,000 feet, unless the operator demonstrates to the bureau chief that the UST system is located or will be located surface water drainage area that is actually downstream of the intake; (5) The area is located within 200 horizontal feet of a lake or reservoir; or (6) The area is located within 100 horizontal feet of a man-made underground tunnel or cavity used primarily for pedestrian traffic or passenger-carrying vehicles.



# TO 3003, TDD #13, EPAct State Decisions Page 3 of 10 July 24, 2009

# Appendix A - Detailed State Requirements for Secondary Containment

State/Territory EPA

RegionRegulation date Secondary containment requirement Repair versus replace threshold STP sumps

required?UDC for Motor

Fuel Only? Links Comments

Wisconsin 5 11/1/2008 Required for all new and replacement tanks/piping 50 percent of existing systems Yes Yes http://commerce.wi.gov/ERpdf/bst/CommCodes10_5_2_48/ER-BSTComm10RevisionSignificantRetroComm10Revision.p df
http://www.legis.state.wi.us/rsb/c ode/comm/comm010.pdf
Arkansas 6 8/24/2007 Required within 1,000 feet of CWS or PDWW Five feet of piping No Yes http://www.adeq.state.ar.us/regs/f iles/reg12_final_071015.pdf

Louisiana 6 10/20/2008 Required for all new and replacement tanks/piping 25 percent of piping Yes No http://www.deq.louisiana.gov/port al/portals/0/planning/regs/pdf/UT 014fin.pdf
http://www.deq.louisiana.gov/port al/LinkClick.aspx?fileticket=OYgEpE OWyN8%3d&tabid=2659
New Mexico 6 4/1/2008 Required within 1,000 feet of CWS or PDWW More than five feet within thirty days No No http://www.nmcpr.state.nm.us/nm ac/_title20/T20C005.htm

Oklahoma 6 7/1/2008 Required for all new and replacement tanks/piping 20 feet of piping Yes No http://www.occeweb.com/Division s/PST/Forms/Rules/Chapter25.pdf

Texas 6 10/30/2008 Required for all new and replacement tanks/piping 20 percent of piping No No http://www.tceq.state.tx.us/assets /public/legal/rules/rules/pdflib/33

4c.pdf

Iowa 7 3/11/2009 Required within 1,000 feet of CWS or PDWW Ten feet of piping Yes No http://www.iowadnr.com/land/ust /index.html

http://www2.legis.state.ia.us/aspx/ ACODocs/DOCS/567.135.pdf

Kansas 7 11/1/1990 Not available online Pre-approval required No Not Requiredhttp://www.kdheks.gov/tanks/regs .html Chose to implement FR

Missouri 7 4/1/2004 State may specify specific conditions and circumstances under which a secondary containment system may be required. Not specified No Not Requiredhttp://www.moga.mo.gov/statutes /C300-399/3190000105.HTMChose to implement FR

Nebraska 7 9/17/2007 Required for all new and replacement tanks/piping Ten percent or ten feet of piping, whichever is less No Yes http://www.sfm.state.ne.us/regula tions/pdf/title159.pdf

Colorado 8 8/1/2008 Required for all new and replacement tanks/piping50 percent or 50 feet of piping, whichever is less Yes Yes http://oil.cdle.state.co.us/Div%20p rograms/Regs/Colorado%20Revise d%20UST%20Regs%20Aug08.pdfIf interstitial monitoring is the sole method of release detection for the UST system, sump sensors shall be installed and each sensor shall be tested for functionality by manual tripping on an annual basis.

Montana 8 12/31/2008 Required for all new and replacement tanks/piping 50 percent of the product piping length or a pressurized product pipe Yes No http://www.deq.state.mt.us/UST/u stRules.asp Requires monthly documentation of sensor-console

communication.

North Dakota 8 1/1/2009 Required within 1,000 feet of CWS or PDWW Ten feet of piping Yes No http://www.ndhealth.gov/WM/Un dergroundStorageTankProgram/Un dergroundStorageTankProgram.ht

m
http://www.legis.nd.gov/informati on/acdata/pdf/33-24-08.pdf 

# TO 3003, TDD #13, EPAct State Decisions Page 4 of 10 July 24, 2009

# Appendix A - Detailed State Requirements for Secondary Containment

State/Territory EPA

RegionRegulation date Secondary containment requirement Repair versus replace threshold STP sumps

required?UDC for Motor

Fuel Only? Links Comments

South Dakota 8 1/1/2009 Required within 1,000 feet of CWS or PDWW 25 feet of piping No No http://legis.state.sd.us/rules/Display Rule.aspx?Rule=74%3A56%3A01

### Secondary containment required for emergency generators.

Utah 8 11/18/2008 Required within 1,000 feet of CWS or PDWW If less than 100 percent of the piping from a tank to a dispenser is replaced, the requirements shall apply to all new product piping that is installed Yes Yes http://www.undergroundtanks.uta h.gov/docs/R311new0808.pdf

Wyoming 8 11/10/2008 Required for all new and replacement tanks/piping All new and replacement installations and repairs of existing piping must have secondary containment No No http://deq.state.wy.us/shwd/stp/S TPDownloads/Chapter_17.pdf

http://deq.state.wy.us/shwd/STP/S TPDownloads/Guidance/Guidance _4.pdf
American Samoa 9 No date given Required for all new and replacement tanks/piping Not specified No No UDC Rqt Yethttp://www.asbar.org/Regs/asac24 _07.htm

Arizona 9 5/20/2008 Required for all new and replacement tanks/piping 25 percent of piping No Yes http://www.azleg.state.az.us/Form atDocument.asp?inDoc=/ars/49/01 009.htm&Title=49&DocType=ARS

California 9 1/17/2008 Required for all new and replacement tanks/piping Not specified No No http://www.swrcb.ca.gov/water_issu es/programs/ust/regulatory/docs/ccr

_title23_2008.pdf 

### Commonwealth of Northern Mariana Islands 9 No date given Not specified Not specified No No UDC Rqt Yethttp://deq.gov.mp/artdoc/Sec7art 45ID101.pdf

Guam 9 12/1/2006 Not specified Not specified No No UDC Rqt Yet

Hawaii 9 2/1/2000 Required for all new and replacement tanks/piping Not specified No No UDC Rqt Yethttp://hawaii.gov/health/environm ental/waste/ust/rules.html

Nevada 9 4/17/2008 Required within 1,000 feet of CWS or PDWW 100 percent No Yes http://www.ndep.nv.gov/BCA/UST _HOME.HTM Regulations regarding Delivery Prohibition and Secondary Containment became effective April 17, 2008 and are being enforced as of July 1, 2008.

The regulations are not clear regarding whether connectors are excluded from the repair/replace threshold.

Alaska 10 10/1/2006May be required if a sole-source aquifer exists and the department determines that secondary containment is necessary to protect human health and safety, and the environment. Not specified No No (Draft)http://www.dec.state.ak.us/REGUL ATIONS/pdfs/18%20AAC%2078.pdfAK Draft regulations require UDC for all new petroleum dispensers

Idaho 10 2/27/2007 Required within 1,000 feet of CWS or PDWW Repairs allowed up to 100 percent, excluding connectors No Yes http://www.deq.state.id.us/waste/ prog_issues/ust_lust/index.cfm#re

gs
Oregon 10 3/10/2008 Required for all new and replacement tanks/piping Each contiguous stretch of piping No Yes http://www.deq.state.or.us/lq/pub s/docs/tanks/GuidanceReplacemen tUndergroundPiping.pdf OR uses the term Fuel dispenser - I assumed this to mean motor fuel

Washington 10 7/1/1998 Amendment in progress Not specified No No UDC Rqt Yethttp://www.ecy.wa.gov/lawsrules/activity/wac173360.html

Green Text means Updated by OUST 

# TO 3003, TDD #13, EPAct State Decisions Page 5 of 10 July 24, 2009

# Appendix B - State Requirements for Sump Testing, Interstitial Integrity Testing, and Interstitial Monitoring FrequencyRequired?TestfrequencyTest optionsRequired?FrequencyRequired?TestfrequencyRequired?TestfrequencyTest options

Connecticut 1 No NA NA No No No NA NA Continuous http://www.ct.gov/dep/cwp/view.a sp?a=2692&q=322594&depNav_GI

D=1652
http://www.cga.ct.gov/2005/pub/C hap446k.htm#Sec22a-449o.htm Excludes residential USTs

Maine 1 No NA NA No No No NA NA Continuoushttp://maine.gov/dep/rwm/ust/stat utesrules.htm All piping sumps including dispenser sumps and pans shall be provided with continuous leak detection monitoring.

Massachusetts 1 No NA NA Yes Monthly No No NA NA Continuous http://www.mass.gov/Eeops/docs/ dfs/osfm/cmr/cmr_secured/527009

.pdf All sumps must monitor

continuously for product loss

Vermont 1 No NA NA Yes Monthly No No NA NA Weekly http://www.anr.state.vt.us/dec/was tediv/ust/ust_regs.htm

http://www.anr.state.vt.us/dec/was tediv/ust/pubs/USTTalk_Winter_09. pdf

New Hampshire 1 Yes Within 30 days of installation Manufacturer

guidelines, hydrostatic, or pneumatic Yes Monthly (draft) No Within 30 days of installation No NA NA Continuoushttp://des.nh.gov/organization/com missioner/legal/rules/documents/e nv-wm1400.pdf

Rhode Island 1 No NA NA Yes 2 Years (ERP Program) No Yes A test for tightness on the interstitial space between the tank’s walls when the tank has been installed for a period of twenty years, and once every two years thereafter Tightness Monthly http://www.dem.ri.gov/pubs/regs/r egs/waste/ustreg07.pdf

New York 2 No NA NA Yes Monthly No No NA NA Weekly http://www.dec.ny.gov/regs/4432.h tml#15935

Puerto Rico 2 No NA NA No No No NA NA Monthly http://www.gobierno.pr/NR/rdonlyres/667951D6-B109-4D68-B8CC85FC783D170B/0/ControlTanquesS

oterrados.pdf

Virgin Islands 2 No NA NA No No No NA NA Monthly http://www.dpnr.gov.vi/dep/tanks. htm
New Jersey 2 Yes Within 30 days of installation Visual Yes 30 days No No NA NA Monthly http://www.nj.gov/dep/srp/regs/us t/ustrule.pdf

Pennsylvania 3 YesAt installation, repair, or replacement Manufacturer

guidelines or PEI RP-100 No NoAt installation, repair, or replacement No NA NA Monthly http://www.pacode.com/secure/da ta/025/chapter245/chap245toc.htm

l

http://www.pacode.com/secure/da ta/025/chapter245/chap245toc.htm

l

Maryland 3 YesInstallation, repair, and every five years Not specified No Yes Installation, repair, and annually No NA NA Monthly http://www.mde.state.md.us/asset s/document/OilControl/Oil_Pollutio n_Tank%20Man_Reg26.10.pdf State/Territory EPA

Region Comments Periodic Spill Bucket Tests Interstitial integrity testing Continuous or monthly interstitial monitoring? Links Sump testing Walkthrough Checks



# TO 3003, TDD #13, EPAct State Decisions Page 6 of 10 July 24, 2009

# Appendix B - State Requirements for Sump Testing, Interstitial Integrity Testing, and Interstitial Monitoring FrequencyRequired?TestfrequencyTest optionsRequired?FrequencyRequired?TestfrequencyRequired?TestfrequencyTest options

State/Territory EPA

Region Comments Periodic Spill Bucket Tests Interstitial integrity testing Continuous or monthly interstitial monitoring? Links Sump testing Walkthrough Checks

District of Columbia 3 No NA NA No No No NA NA Monthly http://dchealth.dc.gov/DOH/frames .asp?doc=/doh/lib/doh/services/ad ministration_offices/environmental /services2/ustd/pdf/allreg1.pdf&gro

up=1813 Virginia 3 No NA NA No No No NA NA Monthly http://www.deq.virginia.gov/tanks/ secpro.html

West Virginia 3 Yes At Installation and every 3 yrs thereafter NA No No Yes At Installation and every 3 yrs thereafter NA Monthly http://www.wvdep.org/item.cfm? ssid=13&ss1id=978 Information is in a guidance document

Delaware 3 Yes Annually Manufacturer guidelines No Yes 12 Months Yes Annually Manufacturer guidelines Monthly http://regulations.delaware.gov/Ad minCode/title7/1000/1300/1351.pd

f

Alabama 4 Yes Annually Visual No Yes Annually No NA NA Monthly http://www.adem.state.al.us/Regul ations/Div6b/Div6VolIIeff42508.pdf

http://www.adem.state.al.us/Wate rDivision/Ground/UST%20GW/Seco ndContainFAQ.pdf

Georgia 4 Yes Annually Visual No No No NA NA Monthly http://rules.sos.state.ga.us/docs/39 1/3/15/07.pdf Interstitial electronic monitoring system must be tested annually in accordance with the manufacturer’s specifications to verify the accuracy of its operations.

Kentucky 4 YesAt Least Every 3 yearsHydrostatic,

vacuum or other manufacturer approved integrity test No Yes 3 yrs Yes Installation Per Mfrs Instructions Continuous See 401 KAR 42:020 and Design, Installation and Maintenance Requirements for UST systems

Outline Draft

Tennessee 4 Yes Quarterly visual inspections ofdispenser and underdispenser containment sumps Visual Yes Monthly (spill buckets), Quarterly (dispenserss) No No NA NA Monthly http://www.state.tn.us/environmen t/ust/act&rules.shtml

http://tn.gov/sos/rules/1200/1200- 01/1200-01-15.20080930.pdf

Florida 4 Yes Below-grade piping sumps by January 1, 2012, and every three years thereafter; below-grade dispenser sumps by January 1, 2012, and every three years thereafter; spill containment systems within one year of (the effective date of the rule) and at intervals not exceeding every 12 months thereafter Not specified No Yes 12 Months Yes The interstice of double-wall piping with a maximum nominal diameter of five inches or less by January 1, 2012, and every three years thereafter Not specified Monthly http://www.dep.state.fl.us/legal/Rule s/waste/62-761.pdf



# TO 3003, TDD #13, EPAct State Decisions Page 7 of 10 July 24, 2009

# Appendix B - State Requirements for Sump Testing, Interstitial Integrity Testing, and Interstitial Monitoring FrequencyRequired?TestfrequencyTest optionsRequired?FrequencyRequired?TestfrequencyRequired?TestfrequencyTest options

State/Territory EPA

Region Comments Periodic Spill Bucket Tests Interstitial integrity testing Continuous or monthly interstitial monitoring? Links Sump testing Walkthrough Checks

North Carolina 4 Yes, if not continuou sly monitored with a

sensor Every three yearsTightness test; annual visual inspection No Yes 3 years Yes Every three years; annual functionality test Not specified Continuous http://www.wastenotnc.org/ust/Do cs/FAQ_SecCon.pdf

http://www.oah.state.nc.us/rules/

South Carolina 4 No NA NA Yes Monthly No Yes At installation Pneumatic or hydrostatic Monthly http://www.scdhec.net/environme nt/lwm/regs/R.61-92_part280.pdf

Mississippi 4 Yes Annually Visual; if there has been a failure then a manufacturer's test must be performed. No Yes 12 Months Yes, if not continuou

s Annually Visual; if there has been a failure then a manufacturer's test must be performed. Monthly http://www.deq.state.ms.us/neww eb/MDEQRegulations.nsf/3d9fe41d a6b657cb86256d6e00638e7a/2b49 29acd771bdb286256ba5004842a3/ $FILE/UST-2.pdf

Indiana 5 No NA NA No No No NA NA Monthly http://www.in.gov/legislative/iac/T 03290/A00090.PDF

Michigan 5 No NA NA No No No NA NA Monthly http://www.state.mi.us/orr/emi/ad mincode.asp?AdminCode=Single&A dmin_Num=02902101&Dpt=EQ&Rn

gHigh=

Ohio 5 Yes Annual visual inspection; every three years Visual;

tightness testYesVaries, but typically Annual (varies because spill buckets need to be checked before each delivery) No Annual visual inspection, but no testing Yes Annually Manufacturer guidance Monthly http://www.com.state.oh.us/SFM/fi re_laws.aspx

http://www.com.state.oh.us/SFM/b ust/

Illinois 5 Yes At installation Hydrostatic No No Installation Only YesEvery three years to verify its operationNot specified Monthly http://www.state.il.us/osfm/PetroC hemSaf/home.htm

Wisconsin 5 Yes At installation Hydrostatic Yes According to PEI RP900 (daily, weekly, monthly, and annually) No Yes At installation Volumetric or non-volumetric Monthly http://commerce.wi.gov/ERpdf/bst/CommCodes10_5_2_48/ER-BSTComm10RevisionSignificantRetroComm10Revision.p df

http://www.legis.state.wi.us/rsb/co de/comm/comm010.pdf

Minnesota 5 YesMonthly; annually with a submersible pump sump with liquid-tight containment and a liquid sensor alarm Visual Yes Monthly No Yes Monthly; annually with sensor Visual Monthly http://www.pca.state.mn.us/cleanu p/ust.html

New Mexico 6 Yes At installation Hydrostatic Yes Monthly No No NA NA Monthly http://www.nmcpr.state.nm.us/nm ac/_title20/T20C005.htm
Arkansas 6 No NA NA No No No NA NA Monthly http://www.adeq.state.ar.us/regs/fi les/reg12_final_071015.pdf

Louisiana 6 No NA NA No No No NA NA Monthly http://www.deq.louisiana.gov/port al/portals/0/planning/regs/pdf/UT0 14fin.pdf

http://www.deq.louisiana.gov/port al/tabid/2659/Default.aspx

Oklahoma 6 No NA NA No No No NA NA Monthly http://www.occeweb.com/Divisions /PST/Forms/Rules/Chapter25.pdf 

# TO 3003, TDD #13, EPAct State Decisions Page 8 of 10 July 24, 2009

# Appendix B - State Requirements for Sump Testing, Interstitial Integrity Testing, and Interstitial Monitoring FrequencyRequired?TestfrequencyTest optionsRequired?FrequencyRequired?TestfrequencyRequired?TestfrequencyTest options

State/Territory EPA

Region Comments Periodic Spill Bucket Tests Interstitial integrity testing Continuous or monthly interstitial monitoring? Links Sump testing Walkthrough Checks

Texas 6 Yes Every 60 days Visual Yes 60 days No Yes At installation Soap test Monthly http://www.tceq.state.tx.us/assets/ public/legal/rules/rules/pdflib/334c

.pdf

Kansas 7 No NA NA No No No NA NA Monthly http://www.kdheks.gov/tanks/regs. html

Missouri 7 No NA NA No No No NA NA Monthly http://www.moga.mo.gov/statutes/ C300-399/3190000105.HTM
Nebraska 7 No NA NA No No No NA NA Monthly http://www.sfm.state.ne.us/regulat ions/pdf/title159.pdf

Iowa 7 Yes Every two years Visual No No Yes Every two yearsNot specified Monthly http://www.iowadnr.com/land/ust/ index.html

http://www2.legis.state.ia.us/aspx/ ACODocs/DOCS/567.135.pdf

North Dakota 8 Yes Annually Visual No No No NA NA Monthly http://www.ndhealth.gov/WM/Und ergroundStorageTankProgram/Und ergroundStorageTankProgram.htm

http://www.legis.nd.gov/informatio n/acdata/pdf/33-24-08.pdf

Utah 8 Yes, if a

sensor is used Annually Manufacturer guidelines Yes 30 days (draft) No No NA NA Monthly http://www.undergroundtanks.utah .gov/docs/R311new0808.pdf

Wyoming 8 Yes Monthly; annual sensor test; double wall piping sumps shall be inspected quarterly. If there is any alarm condition on any double wall system, the appropriate sump(s) must be opened, inspected, and cleaned if necessary. Visual Yes Annual No No NA NA Monthly http://deq.state.wy.us/shwd/stp/ST PDownloads/Chapter_17.pdf

http://deq.state.wy.us/shwd/STP/S TPDownloads/Guidance/Guidance_ 4.pdf

Colorado 8 No NA NA Yes Monthly No Installation No NA NA Monthly http://oil.cdle.state.co.us/Div%20pr ograms/Regs/Colorado%20Revised %20UST%20Regs%20Aug08.pdf If interstitial monitoring is the sole method of release detection for the UST system, sump sensors shall be installed and each sensor shall be tested for functionality by manual tripping on an annual

basis.

Montana 8 No NA NA No No No NA NA Continuoushttp://www.deq.state.mt.us/UST/us tRules.asp Requires monthly documentation

of sensor-console communication

South Dakota 8 No NA NA No No No NA NA Monthly http://www.state.sd.us/denr/des/gr ound/tanks/TankRuleschange.htmSecondary containment required for emergency generators

American Samoa 9 No NA NA No No No NA NA Monthly http://www.asbar.org/Regs/asac24 _07.htm

Arizona 9 No NA NA No No No NA NA Monthly http://www.azleg.state.az.us/Form atDocument.asp?inDoc=/ars/49/01 009.htm&Title=49&DocType=ARS


# TO 3003, TDD #13, EPAct State Decisions Page 9 of 10 July 24, 2009

# Appendix B - State Requirements for Sump Testing, Interstitial Integrity Testing, and Interstitial Monitoring FrequencyRequired?TestfrequencyTest optionsRequired?FrequencyRequired?TestfrequencyRequired?TestfrequencyTest options

State/Territory EPA

Region Comments Periodic Spill Bucket Tests Interstitial integrity testing Continuous or monthly interstitial monitoring? Links Sump testing Walkthrough Checks

Commonwealth of Northern Mariana Islands 9 No NA NA No No No NA NA Monthly http://deq.gov.mp/artdoc/Sec7art4 5ID101.pdf

Guam 9 No NA NA No No No NA NA Monthly

Hawaii 9 No NA NA No No No NA NA Monthly http://hawaii.gov/health/environm ental/waste/ust/rules.html

Nevada 9 No NA NA No No No NA NA Monthly http://www.ndep.nv.gov/BCA/UST_ HOME.HTM Nevada has two new UST Regulations regarding Delivery Prohibition and Secondary Containment. Although these regulations will not be codified until sometime later this year, they became effective April 17, 2008 and are being enforced as of July 1, 2008.

California 9 No NA NA Yes Monthly Yes Annual Yes Installation, sixmonths postinstallation, and every 36 monthsManufacturer

guidelines Continuous http://www.swrcb.ca.gov/water_iss ues/programs/ust/regulatory/docs/ ccr_title23_2008.pdf

Alaska 10 No NA NA No No No NA NA Monthly http://www.dec.state.ak.us/REGUL ATIONS/pdfs/18%20AAC%2078.pdf

Idaho 10 No NA NA No No No NA NA Monthly http://www.deq.state.id.us/waste/ prog_issues/ust_lust/index.cfm#reg

s

Oregon 10 No NA NA No No No NA NA Monthly http://www.deq.state.or.us/lq/pubs /docs/tanks/GuidanceReplacement UndergroundPiping.pdf Washington 10 No NA NA No No No NA NA Monthly http://www.ecy.wa.gov/lawsrules/activity/wac173360.html



# TO 3003, TDD #13, EPAct State Decisions Page 10 of 10 July 24, 2009