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### file the riginal on. cnt Agr m nrwithin en days of is'uane 

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### Da r 

### of 2011 ----"""--..1....-_ --"""'

.......**.:I---ir-=~-'-------'**



### :Iyana R. lin 

### R gi 

## n IJudicial meer

### UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 8 Doekel No. CM-OB-2011-0023 

## ZOIl AUG 29 AH 8: 31



## , 

# ,

# ,

# .
In the Matter of:
COG RESOURCES. INC. Respondent. ) ) 

### ) ) 

## • -r.
...- ....... I**._.:.,~** 

# '.n.• tr t L • 

### ADMTNlSTRATlVE COMPLAINT AND CONSENT AGREEMENT

AUTHORITY 

### The United tates Environmental Protection Agency, Region 8 (EPA orComplainant) is issuing this Administrative Complaint and ConsentAgreement (Agreement) 10 

### EOr, Resources, Inc. (Respondent) pursuant to Sections 113(a)(J) and 113(d){ J ) 

### ofthe Clean Air Act (CAA or the Act). 42 

### U

..

# c. § 7413(01)(3) and 

### § 7413(d)(I). The Administratororthe 

### EPA has the authority to enterinto this Agreement and tbat authority has been properly delegated to the undersigned EPA official. 

### A. STATUTORY AND REGULATORY IlACKGROUND
I. On June 19. 1978. EPA promulgated the Prevention ofSigniticam Deterioration (PSD) regulations pursuant to Subtitle LPart C ofthe Act. 43 Fed. Reg. 26403. EPA revised the PSD regulfilions on several occasions including August 7. 1980 (45 Fed. Reg. 52676) and December31,2002 (67 Fed. Reg. 80186). These regul:llions arc codified ,,40 C.F.R. Part 52.
2. Tcmls used in this Agreement 

### 111m nre defined in the Act or in rcgulutions promulgated pursuantto the Act shall have ihe meanings assigned to them therein, unless otherwise provided in this Agreement. 3. The emission sources to which this Agreement relatcs are in "Indian country" as defined at 18 U.S.C. 

### §I151. The locations orlhe emission sources lIrc identified in Appcndi:\: A.
4. Section 165(3) orthe Act. 42 U.S.c. 

## S7475(a). anti the P '0 

### regulations implemellling Part C at 4U c.r.R. 

### § 52.21 (a)(2)(iii). prohibit a major stationary source from commencing construction or major modification ora major stationary source without a permit which stales that the major stationary source or modification would meet the requirements 01'40 .r-.R. 

### § 52.21(j) through (f). 

### 5, 40 C.F.R. 

### § 52.21(b)(S) detines a "!'tationary source" as. any building. structure, facility orinstallation which emits or may emit a regulated PSO pollutant.
6. 40 C.F.R. 

### § 52.21 tbH 1)(i)(b) delines a "major stationary source" as. among otherthings. any stationary source thaI emits. or has the potential to emit. 250 tons per yearor more orany regulaled I>SI) pollutnnt.
7. On July 1,2011. EPA promulguted final rules titled "Review orNew Sources <lnd Modit1cations in Indian Country:' (Tribal Minor NSR Rule) 76 Fed. Reg. 38748-808 (July I. 20II) (10 

### be codified" 40 C.F,R. 

### l'

.. HtS 

### 49 and 51). The final rules are effective on August 30. 2011. 76 Fed. Reg, at 

### 38748. Onel.:

### effective. the rules allow. among otherthings, lorasynthetic minor source permit to be issued to an otherwise majorSource thathas taken arestriction. enforceable as a legal und practical**m~mc:r.** 

### so that the source's potential to emit is less than the amounts for major sources. 8. This proceeding is governed by

### the Consolidated Rules ofPractice Governing the Administrative Assessment ofCivil Penalties. and the Revocation,Termination orSuspension

# orPermits (Consolidated Rules) set fonh at40 C.F.R. Part 22. The 

### U.S. DepartmentofJustice has concurred with EPA Region 8's request for aUlhorization to commenceun administrative enforcementaction in this matter. 9. This Agreement is volunturilyentered into by the EPA and the Respondent for the purpose of simultaneouslyc'l111111encing and concluding this matter. as authorized by

### 40 C.F.R. § 

### 22.13(b). and executed pursuant lO 40 C,F.R. § 

### 22.I8(b)(2) and (3) orthe Consolidated Rules, B. INTRODUCTORY PROVISIONS 

### I, This Agreement addresses aunique situation in that the Respondent is ul1<lble to oblain an effective synthetic minor source permit from EPA prior to 

### commencing construction bectluse. pursuulltto the new Tribal MinorNSR Rule. the aULhority to issue such permits begins August 30. 2011. 2. This Agrt:emenL is enlercd into by 

### EPA and Respondent to settle alleged violations and allow Respondents to complyus expeditiously as possible with the requirements Oflhc CAA. spccil1cally P D, ofcenain Bakken Fommtion Oil and Gas Emission Sources (emission sources) owned and/oroperated by RespondenLlocatcd within the exteriorbOlllldnries orthe Fon Berthold lndinll Reservation in North Dakotaas described in Appendix A. 3. Respondent admits thejurisdictional allegations in this Agreement butdoes notadmitthe specific factual allegations or legal conclusions made by 

### the Complainant herein. 4. Respondent waives its rights to nhearing before tillYtribunal and to 

### contestany issue ofluwor fael SCt forth inthis Agreement. 5, Complainant asserts that senlement ofthis matter is in the public interest. Complainant and Respondent agree thut resolving this maHerwithout further liligution and without adjudication ofany issue offuct Or law is appropriate, 6, This Agreemenl. which incilides Appendices Aand B. upon incorporation into aFinal Order. applies to and is binding upon EPA and upon Responden!. and Respondenl's oJlicers. directors. employees. agents. 

### Sllccessors and o.ssigns. 7. This Agreementcontains all tenns oftile settlementngreed to bythe. EPA and Respondenl.

# c. ALLEGED VIOLATIONS
1. Respondent is a Delaware corporation and theretore a "person" as defined in section 302(c) ofthe 

### eM. 42 U.s.C. 

### § 7602(e). 

### 2. Respondentowns und/oroperates the emission sources described in Appendix A.
3. Complainant alleges that Respondent violated the CAA by constructingeach ofthe major stationary 

### sources idel1lificd in Appendix A, Table A-I without first obtaining uPSD pem,il 

### pursuant (0 40 

### C.F.R. § 52.21. 

### D. REQUIREMENTS UNDER THIS AGREEMENT
The EPA and Respondent. 

### by their undersigned 

### rcpreSClllalives. hereby 

### Consent and agree as follows: 

### I. Pennilting

a. Within one yearofthe dTective

### date ofthis Agreement. for all Existing Emission Sources 

### listed in Appendix A. Table A-I. Respondellt shall submit to EPA a complete synthetic minor Source pennit application under EPA's Tribal Minor NSR Rule. IfRespondenl detcrmines that an emission source was incQrrectly included in Appendix A. Table A-I. it m:ty notilY EPA ofthai tact 

### by October 

### 14.10II. In this circumstance. Paragraph 

## r:. 13 below $hall apply. b. By October 1.20II, Respcmdenl shall submit 10 EPA il complett:. synthetic minor source pennil application for New Emission Sources Iisled in Appendix A. Table A-2 that will commence construction during the period ShirtingAugust 

### JI. 

### 20II. rind ending December) I. 

### 20II. c. 

### By November 

### 1.201 I. Respondent shall submit 10 EPA a complete synthetic minorsource permit application for New Emission Somces listed in Appendix 1\. Table A-J thllt will commence construction during the period startingJanuary 

### 1.2012, and ending March 

### 31. 2012. ll. 

### By January 

### 1.2012. Respondent shall submit to EPA a completc synthetic minorsource permit application for New Emission Sources listed in Appendix A. Table**A~4** that will commence constnlction dming the pcriod starting April 

### 1.2012. and t:ndingJune 

### 30. 2012. e. Any emission sources for which constrllction will commence afterJune 

### 30. 2012. are not**su~ject** to this Agreement and Respondent must obtain an effective synthetic minor source permit from EPA or comply with the provisions of

### 40 C.F.R. 

### § 

### 52.21 priorto commencingconstruction. 

## r. Inclusion ofan emission source listed in Appendix A. Table A-2. A-3 or A-4 docs not preclude Respondent from commencing construclion ofthut emission source al'tcr the date specified in the. relevant Paragraph D.l.b.c. and d above However. all such emission sources must commence construclion rrior to June 3D, 2012. g. Ifthose emission sources listed in Appendix A. Tables A-2. A-3. and/or A-4 do not commence construction by June 

### 30.1012. then they arc**therefor~** not subject to Section Dofthis Agreement.



### 3

### 2. Control Requirements

a. Forall Existing Emission Sources listed in Appendix A. Table A-I. the Respondent shall comply with the requirements orAppendix B by no Imerthun December 1.2011. b. 

### Forall New Emission ources listed in Appendix A, 

### Tables A-2, A-3.**~md** A-4 

### the Respondent shall comply with the requirements

## orAppendLx B 

### upon stat1-Up

## orproduction. 

## Emission sources thatreceive an effective synthetic minor source pennil beforecommencing construction 

### are not subject

### to the requirements 

### ofthis Agreement. 

### J. Notification Respondent shall notify the EI'A on the Ins! business day of

### each month orall of

### the emission sources subject 10 

### this Agreement that-commence constnlction in 

### the previous month. Respondent shall also notily the EPA whetherthose emission sources arc meeting the control requirements as required by Appendix 11 and 

### whctherthey have received an effective synthetic minor source permit. This notice shall also include a lisl ofemissions sources that are removing a

### 98% control device and using a

### 90% control device as 

### outlined in Appendix 

### B. Unless otherwise specified herein. whenever Respondent's Ilotificatioll. submissions. or communication are required by this Agreement. they shall be made electronically or mailed to the following: CynthiaJ. Reynolds. Director U.S. EPA Region 8 (8ENF-AT) 

### Air & 

### Toxics Technical Enforcement Program 1595 Wynkoop ·t. Denver. CO 80208·1129 

### revnold!\.cynthia((llepa.gov
Eo 

### CIVIL PENALTY 

### I. Pursuantto an analysis ofthe facts and circumstances ofthis case with the Slutlltory Factors described in ,cetion 113(d)(II(B) ofthe CAA. 43 U.S.C. §741 l(d)( 1)(0). EPA ha' determined that an appropriate 

### civil penalty to settle this action is the amOllnt of$3.000 peremission SOllrce listed in Appendix A fora total of

### $411.000.00. 

### 2. Respondent consents to the issuance ofa Finnl Orderand consents for the purpose of

### seulcmcnt to tht: payment ofthe civil penalty in Ihe mannerdescribed below in this paragraph:

a. Payment is due within 90 calendardays from the date oftile Final Order. to be issued by the EI)A's Regional Judicial Officer, that adopts this Administrative omplaint and Consent Agreement. [rIhe due date falls on aweekend or legal federnl holid::Jy. then the due date: 

### 4

### becomes the next business day. The date the payment is made is considered 10 be 

### thedate processed by

### the Bankdescribed bclo\\. Payments reteivedb>- 11:00AM are processedon the next business day. b. The payment:.hal! be 

### made 

### by remittingacashier'sorcenilied check. including the name and docket 

### numberofthis casc. 

### for thecalculated amount. payable to 

### "Treasurer. United tates 

### of America:' to: 

### CHECK PAYMENT: U 

### Environmental Protection Agency 

### Fines

### and I)enalties Cincinnati finance Center 

### PO Box 979077

l. 

### Louis. MO 63197·9000 OVER IGHT MAIL:

.. Bunk t005 

### Convention PIS7..B 

### Muil ,u,ion L·MO·C2GL

t. Lou;. M063101 Contact: stalic Penrson 

### 314-418-1087 WIRETRAN. FER: Wire 

### rnmsfcrs hould be directed 

### to lhc Fedcrnl Rcscn'c !lanl.. orNe", York Fedcml Reserve Bank or New York 

### ABA

## =021 030004 Account"'" 

### 68010727



### WIFTuddrcss = 

### FRNYUS33 33 

### Liberty Street 

### Ncw York. NY 10045 Field 

### fng 4200

### ofthe Feclwire message should reud AD 6801727 Environmental Protection Agenc)' 

### ACIllolso known os REX or reminance express): J\ulumnled Clearinghouse (ACII) for 

### receiving currency 

### P C Book 808 17" ·trecl. NW \ ""hing,on. DC _Q()74 Conlucll3 Jcsse Whitc 301·887-6548 ABA 051036706. Irunsac';on Code 22- checking Environmental Protection Agenc). ACCOUOl 

### 310006. COl 

### X FONnDt 

### 5

### ON-LINE PA

### YMENT, There is now an On Line Pllymt:ntOption. available through the Dept. ofTreasury. This payment option can be accessed from the infonnation below: www.pav.IIO\! 

### Entersfo 1.1 in the search field. Opcn form and complete required fields. A

## copyorthe check. orwire transfer. shall besent simultaneouslyto: Alexi, 

### North (8ENF.AT) U.S. EPA Region 8 Technical Enforcement Program 1595 Wynkoop Sl. Denver. CO 80202-1129 and 

### rina Artemis Regional Hearing Clerk(8RC) U.S. 

### EPA Region 8 1595 Wynkoop Sl. Denver. CO 80202-1129

c. Paymentorthe penalty in this manner

### does not relieve Respondent orits obligation to comply 

### with the requirements orthe 

### CAA and its 

### rcguilltions.
F. GENERAL PROVISIONS I. The emissions controls required in Appendix

# nunder Lhis Agreement shull be considered**"l~derally** 

### enforceable" and. as applicable. "Iegally and practicably enforceable" for purposes ofcalculating thc pote;:mial to**~t1lit** 

### for the cmission sources covered underthis Agreement, 2. Failure by 

### Respondent to timely apply for. :.lnd ultimately obtain. the synthetic minorpermit for any emission source identified in this Agreementor [Q 

### comply with the requirements ofSeclion J) 

### and Appendix Ushall render any release or satisfaction ofliability afforded umlcr this Agreement null und void as to that source. 3. 

### Nothing in this Agreement shall be consrrued as awaiverby the EPA oranyother federal entity ofit" authority to seek costs orany appropriate penalry associated with any collection action instillHcd as a resuh ofRespondent's failure to perfonn pursuantto the terms ofthis Agreement. 4. Oncethe Respondent has received asynthetic minor source pem,it from EPA for the emission source identified in Appendix. A. 3nd thatpermit has become effl:ctive. the terms

# orthat permit supersede this Agreement. 5. Forall Existing Emission Sources listed in Appendix A. Table 1\-

### J. 

### Rcspondent"s submission

# ora complete synthetic minor source pennitIlpplication will constitutecompliance with the relevant CAA provisions during the period ofthis A!:.'Tccment.

6

### 6. Forall New Emission Sources listed in Appendix A. Tables A-2. A-3. and A-4. compliance with the relcvllnt CAA provisions**requir~s** 

### thul Respondent; a)obtnins nn effective synthetic minor source pemlit: b) is subjectto an EPA approved Fedemllrnplementation Plan which allows for a pennit by rule: orc) complies wilh a new EPA applicable 

### CAA regulation thut removes them from PSD applicability

. 7.**Notwith~tallding** 

### the**t~rms** 

### ofthis Agreement. the Respondent lllust meet any other applicable requirements ofthe Act or its implementing regulations. 

### 8, Respondent agrees thai for anyemission SOlJrcC 

### operated without the controls required by this Agreemcnt. except for instances ormalful1ction. Respondent is in violation ofthis Agreement. Malfunction shall 

### be defined as any sudden. infrequent. and not reasonably preventable failure ofair pollution control equipment, process equipment. or a process to operate in a nonnal or usual manner. caused bycircumstances entirely beyond the control ofthe owneroropenuor. but shull not include lfiilures thaI are caused in whole orin part by poor maintenance orcareless operation.
9. Respondent agrees that allY emission source whose actual emissions have exceeded 250 tons peryear is not covered by this Agreement. including any emission source listed by the Respondent in Appendix 

### A.
10. Each undersigned representative ofthe EPA and Respondents (Parties) to this Agreement certifies thut he or she is fully a\lIhorized bythe Party represented to 

### bind the I>art)' to tht: terms and conditions ofthis Agreement and to execute and legally bind Ihat Purty wthis Agreement.
1I. The Panics agree to submitlhis Agret:mcnt to the Regional Judicial Oflieer. with a request that il 

### be incorporated into a Final Order.
12. The teons. conditions. and compliance requirementS ofIhis Agreement may not be modified or amended except upon the written agreement orboth panics. and llpproval oro Rcgionul Judiciul Oniccr.
13. Irthe Respondent. pursuant to 

### Paragraph D.l.a. above. wishes 10 

### amend the lisl 

### ofemission sources in Appendix. A. Table 

### A·l. it shall submit [hose suggested changes to EPA for approval. IfEPA agrees wilh lhe suggested changes. the Parties will submit an amended Agrcemenlto the Regional Judicial Officer for incorpomtioll irllo a revised Final Order. 14. The effective dale ofthis Agrecmcni is the date that the Final Orderis signed by the Regional Judicial Onicer. 15. This Agreement. upon incorporation into a Final Order by the Regional Judicial Ofliccr and full smisfaction 

### by the Panies. shall be acomplete. full and final settlemenl ofthe violations alleged "in this /\grcemenL
16. Each Part)' shall bearits own costs and auomeys Ices in connection with all issues associated with this Agreement. 7

### D tc:**--""+--=-.:...r-~-----**



## o t :

# _8--=--/_U_/_ 1 _'

__ EOGRESOURCE ,INC. 

### Respondent.

urt 

### D. 0 IT 

### ExecutiveVice Presideot and General Manag r 

### D nverDivi ion EOGResources, 

### In

.EMISSkJN SOURCE If VENTOR 06 R our • Inc. App nil A, T bt A-I

TableA-l ExislU1g EmISsion SOur(C!sr,ommeoced tornlrlJC1Iorl by Augusl 30, lOU)
Section- We.!I Il campI on CasInghead gas Casinghead gas control Tank control Tank control INo. Source Name .lude longitude controlled or Township-Range d le caDtured device d vi e devlee 1nsti111 dille 1 BearDen4-2OH 47790S110 102**~.19794(J** SEC 20-Tl5ON--!t94W 03/00'/2011 "'-U! Ut.,rty Aa,,, Cbmbuslo.- 03/04/2011 2 BearDen 7-J7H 41805097C 102.7309530 SEC l1-T150rl-R94W OI/OtinOu Rille U""tyFlare P,lna.-" 01/0612011 3 Oarksueek**3~H** 47.90751dO 10272911lJ(l SEC 8-T15]**N·R94~** 06/0·mOlI FQt'l! Ef@I1e<edTO 10Comb.lllIOf CClmll\dtOl 06/001/2011 4 OaruCre.ek IH1719H 4790S892O 1027SIS110 SEC1-U5lN**R94~** 08/09/2011 fl.

..,,, l'IlAilfe Combllstor 08/09/2011 S Detierone 1-07H -47.9931.7801 102.1422590 SEC 7·T152N-R9O'> l)j\/04/2008 SoAres HA CombustOl l)j\/0412008 (; Evans l-13H**47.99U9~0** 102.1477610 SEC 13-T152N·R9O\V 02/0112008 >ales NA Combustor 02/07('J1)IJ8 1 Ellenson1-18H -47.9908910 ]02.2555560 SEC 18-T1S2N·R9llW OS/27/2008 >ales NA CombUStor OS/27/UX)8 8 Fertile 2-tH 47.9332110 1021490320 SEC I-flSlN-R!lOW 08/06/2009 ialt!J NA Combuslor 08/07/2009 9 Fertile4·3H 47.9201250 102.17811.90 SEC 3·USIN R90W 08/0.1/2009 :>;lIes NA Combunor 08/07/2009 10 Fertile 5-4H 41.9331080 10Ull3340 SEC 4-TtSH/

...R9OW 08/05/2009 Sales NA Combustor 08/07/2009 II Fertile6-5H 47.9207720 102.2l58630 SECS-T151N-R90W 07/21\/2008 Sales NA Combustor 01/24/2008 12 Fertile 1-06H 41,9333330 102 2516290**S~C** 6-11S1 N

...R9(JW 08/2SnOO9 Salel NA Combustor OS/07{2009 13**Fertile~8H** 47.9063120 102.2200970 SEC 8-T15] N-R90W 08/23/2009

. Sales NA Combu5lol 08/01/2009 14 Fertile 1O-9H 41.9190780 102.2133140 SEC9-T151N-R90W 08/12/2009 Sales NA Combustor 08/07/2009 15 Fertile 11-10H 47,9190030 102.1919000 SEC llH1S1N R90W 06/07/2010 Sales NA Combuslor 06/07/2010 16 Fertile 13-18H 478920850 102.237S49O SEC 18-n5lN·R90W 09/11/2009 Sales A Combustor 09/12/1009 11 Fertile 14-17H 47.8919750 102.2201300 SEC 17-T151N-R90W 05/02/2010 Sales A Combus1o, 05/03/2010 III Fertile 1&-20H 47.8n3960 102.2156630 SEC 20-T151N·R9QW 07/().1/2010 Silles A CO<l1bustor 01/05/2010 1!I Fertile 17-21H 47.5324490 102.J13.4670 SEC ll·TI51J1l·Il9OW 07/07/1010 SoIII!S A Combustor 07/08/2010 20 Fertile 13-3OH 4786!3360 102.l4ll950 SfC 30-TlS1N·!l9OW OG/1212010 SoAles NA Combwlor 06/13/2010 II Fen' e 19-29H 478633980 102.ll5963O SEC29-n51N-R9OW 06/26/2011 SoAles NA CClI'IlDuslO1 06/26/2011 12 Ferti e D-19H 41.8ll9li01l0 102.2556530 SEC 19-T151N-R9O\V O9mnOO9 Sales Nil. Combustor 00/22/2009 23 Feru ,,29-21H 478611llit 10LJ7301\00 SECD-Tl5I.N-R9DW 10/1911010 fl;on, p, Rare Combustor 10/19/2010 24 enile30-2SH 41.8630400 102.199159C SEC28·TlS1N-R9OW 05/07/2010**S<Il~** NI\ Combustor OS/OSnlUO 25 Fertile32-33H 41.8612150 102.113108( SECn·T15lN-MOW 06/1612010 OiJes HA Comb<t!lOf 06/11/2010 2.6 emle 34·3lH 41861Ql8O 1012501.111 SEC JI-TlSLN·R9OW 06/09f1010 ,Iel HA COInbllsLOJ 06/10(2010 2J Fertile3S-31H 4).8484290 102..l1140ll( SEC**32'TlS1JII~** 09/18/20CJ9 ,.Ies 1'1"- COflI'buSIQl 09/0Wfm 28 -ertile 31-o1H 41.9061100 102n13730 SEC 1·T151N·R90W 05/Hl/2010 ales H:4 VllU 05/1.0/2010 29 enile 3&-20H 418901008 10223S1000 5£( 28-11SlN·R90W 01/1:».'10JO tiA llllllb.lstor 07/05/2010 30 ertile45-29H 4111158140 102.131..2940 SEC 29-T151N-R9OW 06/14/1.011 SaIa NA CombuSlOf 06/1-I/20J1 11 er1iIe 101-0411 4".920783(1 102.20S869O SEC4-TLS1N-R9QW 04/22/2010 es HA Camboulor 04/23/2010 31 GDR 1-7H 47.99)29sa 102 1.136499 5EC 1·T1S2tl R89W 03(7(,1008 e.s A C.prr'busIOt 03/26/2008 33 Gevll\g l-9H ';1.9930110 101..19911100 SEC !Hl52N-R90W OSrt7nOO7 es 

# " Combustor 0811212007 'M HGl·14H**41.99Q]1J~** 102.1693SOO SEC 14-TlS2N..fl9OW 01/28/2008 "OS 'lA CC>ll1bustllr 01/28/2008 3S HO\II1a l-8H <47,99367<0 101..2ZD82.80 SEC 1M152N R9O\

.... 09/1Dl2008 es A Combustor 03/18/2010 16 Uberty 2·U'" 47.!lOOS450 102U9BSoo SEC ll-T151N·R9]W 12123/2009 .ales NA Combuno< 0l/l)j\12010 37 Uberty 3-14H 41.8914920 102.2197410 SEC 14-f\SlN·R91W 12/2212010 .lies NA VRU 12/22/2010 }8 L1berlY 4-UH & Ube.llv**.1ID-13~.** 47,90ol1bSQ W2.217B08O SEC 13 T15lN-R91W 1l8/1411010 Sales NA VRU tl8/24/2010 39 LibertyOS·24H 41.8898430 10221'l1380 SEC 24-HS1NR91W 09/01111010 Sales N,' VRU 09/08/2010 40 L1llerty 6-25H 47.8758420 1022766370 SEC25·T151N-R91W OS/21/2010 5ates NA VRU OS/22/2010 41 UberlY 8-o1H 47.9331090 102.2n0430 SEC I-TLS1N-R91W 07/21/2010 S31es NA VRlj 07/21/2010 42 Liberty09-23H 47.8896210 102.7793890 SEC 23-T151N·R91W 09/14/2010 Sales NA VRU 09/14/2010 43 Libeny 10-36H& IlbertjllJll6-36H 4785l19S60 102.Z137510 SEC 3&-T151N-R91W 2/11/2011-2/22/1011 Sales A CombOSIO,/VRU P2/ll/20lJ 44 libertyD·llH&' LIberty 101-12H 47.9067980 102.2594880 SEC 12-TlSLN·R91W 08/31/2010 Sales IA Combustor 08/31/1010 'IS ubell\l1OQ-26tl**~18611.10** 102.2819240 SEC 26-T151N·R9IW 08/11/2010 Sa:", A Combu.stor 08/1712010 46 Libertv 102-01H 47.!I1111l0 1022752890 SEC I-T1S1N-R91W 11112/2010 Sales IA COfllbuslOI 11/12/2010 41 libert', LR 14-23H .'888391G 102.2904980 SEC 23-T151N·R91W 04/01/20U 5ales A ComburlOf 04/07/2011 4lI LlberlyUl 17·llH**~1** 90IU.70 10218U930 SEC 1l·HSIN·R91W 116/llJ!L011 S.les U I'jlflar" 06/16/2011 49 Uberr-l LR 19-23H 418798870 102.2879570 SEC 23-115LN·R91W 03/0212011 SoIII!f 

# " Co",1.>lIslO1 03102/2011 50 LJberty!..R 2.1-36H "7 801979-10 1022730200 SEC 36-T1.51tHI91W 01/1SnOll 5.i1l!S 'Uo CornbtlstOf 01/111/2011EOG Re.source.s, Illc. AppeodiKA, TableA-1 Section- WeJlsitecompletion Casinghead gas casinghead gas control Tankcontrol Tankcontrol No. Source Name latitude longitude controlled or Township-Range date caotured device device device Install date 51 Mandaree 1·1OH 47.74485S0 102.70450OC SEC lo-Tl49N-R94W 09/01/2010 Rare Ullfoty flare CombusLor 09/01/2010 52 Mandaree2..Q9fl**~7.74S.ol030** 102,7248610 SEC9·T149N-R94W 08/08/2010 Rare Utlfity flare Combustor 08/08/2010 53 Mandaree4-15H 477186970 102..6865690 SEC 15.- T149N·R94W 08/13/2010 Flare Utility Flare Combustor 08/13/2010 54 MandareeS-16H 47.7298690 102.n48610 SEC If>.Tl49N-R94W 10/16/2010 Rare Utmty Flare CDmbustor 10/16/2010 55 Mandaree 6-201' 47.7169390 102.7471860 SEC20-Tl49N-R34W 09/2312010 Rare Utility Flare Combustor 09/23/1010 56 Mandaree 7-17lf 4/.7310830 1027483890 5EC 17-T149N-R94W 09/27/2010 Flare Utmly Flare CornbusLor 09/27/2010 57 Mandaree 9-Q4H 47.7594500 102.7157420**5EC~·T149N-I\94W** 03/17/2011 Flare Utility Flare Combustor 03/17/2011 58 Mandaree 1C-05H 47.7603140 102.7459970 SEC 5-T149N-R94W 10/02/2010 Flare utmty Flare Combustor 10/02/2010 S9 Mandaree U-07H 47.7333610 1027507280 SEC7-T149N-R94W 11/19/1010 C)are UtililV Fla,e Combustor 11/19/2010 60 Modell0-7H 47.9933000 102..:1106860 SEC 7-T152N-1\.89W 07/rE/2009 sal", NA Combustor 07/30/2009 61 Moclel lDO-191t 47.9640810 1021136840 SEC 19-T152N-R89W 10/04/2009 Sal'" NA Combustor 11/01/2009 Ei2 Parshan3-19H 47.9642610 1022425020 SEC 19-TJ52N-R9OW 08/14/2009 53les NA Combustor 08/07/2009 61 Parshall4·20H 47.9643060 lOZ,ZlB88lO 5EC2o-r15lN-R9DW 08/01/2008 Sal

... NA Combustor 0:1/18/2010 64**Par~hall** 5-2lH 47.9641160 10l.l989490 SEC2.1 I15lN'R90W 07/1S/2008 sales NA Combuslol 03/18/2010 (is Parshall 6-22H 47.9642130 102_1148820 SEC ll-T152N-R90W 10/lS/200S sales Nil. C(Jmbuslor 10/25/2008 66 Parshall I-23H 47.9766:110 102..1701970 SIT23-Tl52N·R9QW 05/06/2008 Sales NA Combustor 05/06/2008 67 Parshotll 8-24H 47.9767970 102..1479010 SEC 24.-T152N-R90W 1l/OUZ008 Sales NA Combustor 11/01/2008 68 Parshall9-30H 47962.1450 10U5083oo SEC30-T152.N-R90W 11/15/2008 sal"" NA Combustor 11/15/2008 69 Parshall1O-29H 47.9620:110 102.2309110 SEC29-T152N-R90W 08/10/2009 Safes NA**Comb~slor** 08/07/2009 70 Parshallll·28H 47,96l9880 102..ll33130 SEC 28-T152N-R90W 12/U/2008 sales NA Combunor 03/18/2010 71 Paf5h.311 12-27 47,9626790 1] 1907510 SFC ]J-T152N-R90W 07/12/2009 sales NA Combustor 03/18/2010 

### n Parshall13·26H 47.9627330 102.1694130 SEC 26-T152N·R90W 10/18/2008 sal", NA Combustor 10/18/2008 73 ParshatllS-31H 47.9480390 102..1560780 SEC ll·l152.N·R90W 08/08/2009 saleJi fIlA ComlluHor 08/07/2009 14 Parshall i6·32H 47,9352440 102.2166390 SEC 32-T152N-R90W 08/28/2009 Sales NA Combusta< 08/07/2009 75 Parshall 17-33H 47.9350650 102.1988120 SEC 33·T152N-R90W 08/20/2009 Sales NA Combu5ta< 08/07/2009 76 Parshall 18-34H 47.94n69O 102,1912140 SEC34.-T152N-R90W 08/21/2009 Sales NA Combustor 08/07/2009 77 Parshall 19·35H 47.9353870 102..1555190 SEC :lS·T152N·R9QW U8/06/2009 sales Nil Combustor 08/07/lfXY'j 78 Parshall tOO-UH 47.9544420 102.1842190 SEC 2Z-T152N-R90W 05/05/2010 Sales Nil. Combustor 04/29/2010 79 RIVerview 1-32H 47,9478690 10l,7467080 SEC 32·'152N-R94W 11/15/1010 Flare Utility Flale Combustor 11/15/2010 80 Roberta 1-16H 47,8919850 102..1979590 SEC 16·T151.N-R9OW**08/~/2.009** Sales NA CombusLor 08/07/2fXY'j 81 ROl!er 1·15H 47.990S610 10U9U86Q SEC 15-T152N-MOW 03/21/2008 Silles Nil. Combustor 03/21/2008 82 Ruud 1·18H 47,99llUO 102.1169200 SEC 18-T152N-R89W 10/24/2010 sates Nil. Ccrnbustor 10/24/2010 &l 5amp<;on 1·121-1 41.9934440 1021331430 SEC U-ll.!>2N·R9lJW 08/3112007 S;jl", NA Combustor 08/31/2007 84 SChool 1·16H 47.99121.90 102.1126640 SEC 16-ftSZN·R9QW 03/01/2008 Soli", HI; Combustor 03/02/2008 85 Sh"ley 1·17H 47.9914440 102.23U080 SEC 17-T152N-R90W 09/25/2008 sal", iliA Combustor 09/25/2008 86 Van Hook 1 1311 47,9909210 10<.11710/0 SlC 13·f152N·R91W 06/10/2008 Sales Nil ComllUstor 08/07/20119 B7 Van Hook 2·24H 47,9640000 102.2518640 SEC 24-' 152N-W1W 07/0812009 Sales NA VRU 08/07/2009 SlI Vall Hook 3-251'1 47.9498080 102 2.588810 SEC 2S-T152N·R91W 07/iO/2009 sales Nil. V1\U 08/07/2009 89 Van Hook4-361-1 47,9414860 102 277J.540 SEC 36-I1S2N R91W 08/27/2009 Sales NA Combustor 08/07/2009 90 Van Hook**S-1~H** 47,9930500 102.2834390 SEC 1.:-nSZN-R91W 07/05/2009 sales NA VRU 08/07/2009 91 Van Hook 6·14H 47.9788440 102.2B36720 SEC 101--152N·R91W 12/18/2008 Sal", NA VRU 08/07/2009 92 Van Hook 7-231-1 47.9768610 1022983560 SEC ll-i'152N-R91W 05/30/2010 sales NA VRU 05/31/2010 93 Van Hook 8-36H 47,9475280 102.2758440 SEC 2f>.-152N-R91W 08/02/2010 sales NA VRU 08/02/2010 94 Van Hook 13-35H 47,93S2140 102..2809170 SEC 3S·T152N·R91W 06/19/2010 sales NA VRU 06/20/2010 95 Van Hool< 15-15H 47.9914770 102..3:53660 SEC lS--T152N-R91W 09/11/2010 5<l\es NA VRU 09/11/2010 96 Van Hoolt 16-3511 47,9350770 1022883630 SEC 3'H152N·R91W 08/19/2011 SolI", Nil. CombustOf' 08/19/2011 97 Van Ifoot 17·23H 47,9758860 1022983310 SEC 23-HS2N-R91W 07/04/2011 Rare P,tfbre Combw\or 07/04/2011 98 Van Hook l00-15H 47,9787560 1023065920 5EC 1.5 -152N·R91W WunOO9 Sales lilA VRU 03/18/2010 99 8earDen 5-'311t 47,7905110 102.7297940 SEC UV150N-R94W Not Compiered N>\ HA Nil. NA 100 Fetllle43-2821H 47.8664580 1021950890 SEC zs.."'U1N·R90W "'glCompleted lilA NA lilA NA liU. HorseCamp**2·W~** &**H~amp** lOl-UH 477449780 102..5545360 SEC U-T149N-R9lW Nol Completed tJ\ lilA WI, NA 1al. [HorseCamp ]·16H & HorseCamo 10l-16H 47,7307940 102 5865060 SEC 16-Tl49N·R93W Uot Completed 

## ,'" NA rtA NA fa**A~** 1. P1rc9
..EOG Resources, Inc. Appendix A, Table A-2 EMISSION SOURCE INVENTORY (Can't.) Table A-I New Emission Sources (commencing construction between August 31 1011 and December 31 2011) 

### • • No. Source Identification Additional Information Section- E1cpected Commence llf Multiwell Production Facility) Township..Range Construction Date 103 Fertile 41-3328H SEC 33-T151N-R90W 09/2011 10' Uberty LR 13·14 SEC 14-Tl51N-R91W 09/2011 lOS UbertY LR 18-l4H SEC 14-T151N-R91W 09/2011 106 Mandaree 10-05 Pad (2 Well Facility) Mandaree lO-OSH {SeeA-I} SEC S-T149N-R94W 10/02/2010 EOG Weill SEC 5-T149N-R94W 09/2011 Clark's Creek ll-0719H SEC 7-T1S1N-R94W 09/2011 EOG Well 2 SEC 7-T151N-R94W 09/2011 EOG Well 3 SEC 7-T1S1N-R94W 09/2011 EOG Well 4 SEC g-T151N-R94W 09/2011 107 Clarks Creek Sec 7 Central (10 Welt FacJlity) EOG WellS7 SEC8-Tl 51N-R94W 09/2011 EOG Well 5 SEC 18-T1S1N-R94W 09/20U EOG Well 6 SEC 18·T1S1N-R94W 09/2011 fOG Well 7 SEC l8-T1S1N-R94W 09/2011 Clarks Creek 103-17H SEC 17-T1S1N-R94W 09/2011 EOG Well 58 SEC 17-T151N·R94W 09/2011 Clarks Creek 3-OS05 Pad (2 Well Facility) Clarks Creek 3-080SH {seeA-II SEC 8-T1S1N-R94W 06/04/2011 108 EOG WellS SEC 18-T151N-R94W 09/2011 EOGWe1l9 SEC 24-T151N-R9SW 12/2011 EOGWell10 SEC24·Tl51N·R9SW 12/2011 10' West Clarks Creek Pad (6 Well Facility) EOG Well 18 SEC24-Tl.51N-R9SW 12/2011 EOG Well 19 SEC24-T151N-R9SW 12/2011 EOG Well 20 SEC 24-Tl51N-R9SW 12/2011 EOG Well 21 SEC 14·TI51N-R9SW 12/2011 Mandaree 9-04 Pad (2 Well FaCil1ty) Mandaree 9·()4H [seeA-II SEC4-T149N·R94W 03/17/2011 110 EOG Well 11 SEC4·T149N-R94W 12/2011 Mandaree 6·20 Pad 12 Well Facll1ty) Mandaree 6-20H [See A-1] SEC 20·T149N-R94W 09/23/2010 Ul EOG Well 12 SEC 2Q-Tl49N-R94W 12/2011 112 EOG Welll3 SEC9-T151N-R90W 09/2011 Il3 EOGWeJl14 SEC 25-T151N-R91W 09/20ll 

# "' EOG Well 15 SEC 26·TlSIN-R91W 09/2011 115 EOG Well 16 SEC 26-TIS1N-R91W 10/2011 116 EOG Weill' SEC 11-T151N-R91W 11/2011

Table A-2, page 1EOG Resources, Inc. Appendix A, Table A-3 EMISSiON SOURCE INVENTORY (Con't.) Table A-3 New Emission Sources (commencing construction between January 1, 2012 and March 31,2012) Additional Information Section- Expected No. Source Identification (If Multiwell Production Facility) Township-Range Commence Construction Date EOG Well 22 SEC 2l-T150N-R94W 03/2012 117 Bear Den Sec 21 Eastern Central (4 Well Facility) EOG Well 23 SEC 21·Tl50N R94W 03/2012 EOG Well 36 SEC21·T150N·R94W 03/2012 EOG Well 37 SEC 21-T150N·R94W 03/2012 EOGWell24 SEC 16-T150N·R94W 03/2012 118 . EOG Well 25 SEC 16-T150N·R94W 03/2012 Bear Den Sec 21 Western Central (4 Well Facility) EOG Well 34 SEC 16·T150N-R94W 03/2012 EOG Well 35 SEC 16-TlSON·R94W 03/2012 1 9 Hawkeye 100 2.501 Pad (2 Welt FacIlity) EOG Well 26 SEC 25·T152N·R95W 03/2012 EOG Well 27 SEC 25-T152N-R95W 03/2012 120 EOG Well 28 SEC 7-T151N·R90W 03/2012 121 EOG Well 29 SEC30-TlS1N-R90W 03/2012 122 EOG Well 30 SEC 32-T151N·R90W 03/2012 123 EOG Well 31 SEC I-T151N-R91W 03/2012 124 EOGWell32 SEC 16·Tl52N·R90W 03/2011 125 EOG Well 33 SEC 9-T152N-R90W 03/2012

Table A-3, page 1

### EOG Resources, Inc. 

### AppendixA, TableA-4 EMISSION SOURCE INVENTORY (Con't.) Table A-4 New Emission Sources (commencing construction between April 1, 2012 and June 30, 2012)
No. Source Identification Additional Information Section- Expected Commence (If Multiwell Production Facility) Township-Range Construction Date Bear Den 7-17 [SeeA-I) SEC 17-T150N-R94W 01/06/20ll 116 Bear Den 7-17 (4 Well Facility) EOGWell38 SEC 17·flSON-R94W OS/2012 EOG Well 39 SEC 17-T150N-R94W OS/2012 EOGWel140 SEC 1-'-T150N·R94W OS/2012 117 Hawkeye 102-2501 Pad (2 Well Facility) EOGWell41 SEC 2S-T152N-R95W OS/2012 EOGWell41 SEC 25-T152N-R95W OS/2012 Bear Den 4-20 Cen ral [See A-1] SEC 20-T150N-R94W 03/04/2011 118 Bear Den 4-20 Central (4 Well Facility) EOGWell53 SEC 20-T150N-R94W 06/2012 EOGWel154 SEC 20-T 50N-R94W 06/2012 EOGWellSS SEC 20·TlSON·R94W 06/2012 EOGWel143 SEC30·T152N·R94W 06/2012 129 Riverview 4-3031 Pad (3 Well Facility) EOGWell44 SEC 30-T152N-R94W 06/2012 EOG Well 56 SEC 31-TlS2N·R94W 06/'012 130 EGG Well 45 SEC 15-T151N-R90W 04/2012 131 EOG Well 46 SEC 30·Tl51N·R90W O£1/2012 132 EOG Well 47 SEC ll-T152N-R90W OS/2012 133 EGG Well 48 SEC 17-TIS2N·R90W 06/2012 134 EGG Well 49 SEC29-T152N-R90W 06/2012 135

### leoG Well SO SEC 30·T1S2N·R90W 06/2012 136 EGG Well 51 SEC 13-T1S1N-R91W 04/2012 113/

## IEGG Well &2 SEC 14-T152N·R91W OS/20U

Table A-4, page 1

### APPENDIX B EMISSION CONTROL REQUIREMENTS
A. Applicability 

### These requirements apply 10 existingand new emission sources associated with oil production from the**Bakk~lI** 

### Formation on the FortBerthold Indian Reservation in North Dakota and largcllhc control ofcasinghead gas enllssions lalso known as treater gas) and emissions from oil and produced water storage lanks (lanks).
B. Control Requiremellts 

### All casinghead gas and tank emissions must he controlled orcapwred upon stan ofproduclion. Ifgas gathering infrastructure is in place. casinghead gas shall be routed to agas gathering. pipt'line as soon as practicable. When a pipeline is llot 

### available. casinghead gas is required to be 

### rOUled to acontrol system ordevice in the Control System List below. The Control System List also applies 

### to i:l1lissiOllS 

### from oil and produced wuterstorage lanks. Capture orcontrol devices hall be 

### operated at all limes when t:missions rnuy bevenled 10 them. The ownt:r!opcratorslmll rnaintaill and operate all airpollution cOlltrol cquipmcllI. and all equipment employed 10

### contain and collect vapors and transport them to the emission control system or device. in accordance with the manufacturer's recommendations and in 11 

### nUtnncr**cOl\si~tent** 

### with good air pollution control practice for minimizingemissions. Conlrol 

### Svstem List I. Aground 

### pit nare (including. bUl 

### not limited to pit 

### nares. shop 

### built narcs or othersimilar oilfield type narcs) or other 90% 

### Or greater DRE 

### device. If

### aground pil 

### nare is utilized. a 90% DRE 

### to be 

### assumed. This is considered the minimum level ofeonlral for tank and treater gas emissions nt :llllillles. 2. Avapor recovery unit oroil stabilizerthat is designed and operated**l~l** 

### n:dw.:c Ihe milSS content ofVOC and talaIhazardous airpollutant (HAP) emissions in the vapors vented to the device by I\t 

### lea::.t 95% by weight. An enclosed combustion device approprintcly sizcd for Ihe site's opt:nlting parameters and lor 

### which the manufacturer reprcscllIs will achieve adestruction efficiency oral leasl95% ofthc 

### VOCs with respect to lhe volumclric flow 

### und BTUcontent ofthe 

### site"s wastc 

### gas strcllFll. 

### An enclosed combustion device is operated including. blltnOl limited 10 the following:

• This

### device should 

### beoperated with no visible emissions 

### exccprfor periods not to exceed 0tOlol of5 minutes during uny 2conseculive hours: Melhod 22 of40 eFR 

### Appendix Ashall be uscd to detcnnine the compliance with this visible emission provision.



### II• Owner/opcrnlor shall install an appropriate. reliable tcmpcnlturc sensor/transmitter Ihat indicates continuous ignition ofthe pilot name on the control device. The scnsm/transmitterwill 

### be connected 

### fa the site's Supervisol)' Control and Data Acquisition (SCADA) System. The SCADA system will record temperahJrC readings maspecified frequency and will be programmed to triggeran alarm iflempcratures outsideofa pre-programmed range are detected. For the purpose OftJlis paragraph. "continuous" moniloring equipmentshall measure find record villuesat lcasl once every hour. 4. A utility Oarc (using an open name without enclosure) that is designed and operated to reduce Ihe mass contenl ofVOC and total 111\1' emissions in the vapors vented 10 the device by at least 98% 

### by weight. A utility Ilare is any nare lhat is designed and operated in accordance with the requiremenls of40 C.F.R § 60,18. Requirements of40 C.F.R 

### § 60.18 include. but**ltr~** nOl limited to the tallowing:

• Flare shall 

### be designed and operated with no visible emissions except for periods not to cxceed a (otal of5 minulcs during any 2**COl1s~culivc** hours: Method 22 or40 CFR Appendix A shall be used to detennine the compliance with this visible emission provision:

• Flare shall be operated wilh a flame present at all times:

• An owner/operator has (he choice ofadhering to cilher the heal content specificalions in paragraph 40 C,F.R. 

### § 60. 

### I8(c)(J)(ii) and the maximum tip velocity specific:nions in paragraph (c)(4) Qradhering 10**th~** requiremenls in 40 C.F,R. 

### § 60.18(c)(3)(i):

• Flares used 10 comply with Ihis section shall be steam-assisted. air-ussistcd or llonassistcd;

• OWllers/operators ofnares shall monitor tile control devices to ensure thut Ihey arc operated and maintained ill conformance wilh their designs:

• The presence ofa nnrc pilot name sl1ll11 

### be monilored llsing a Ihcrrnocouplc or any otherequivalent device to detect the presenceofa name. Continuous checks by an operator to verify thl: existence ofnvisible name or to veritY propcroperation ot'lhc igniter may be used in lieu ofa physical device. For the purpose ofthis paragraph, "continuous" monitoring equipment shllllmeRsurc Ilnd record v!llucs at least oncc every hour.

• Forsafety and air pollution cOllirol purposl:S: c:ach nure must be equipped and operated with an automatic ignitor ora conlinuous burning pilot. which must

### be maintained in good working order. This is required even ifthe narc is IIsed for emergency purposes only. 5. Control devices other Ihan those lis;ted above may be utilized upon approval Ii'om the EPA. C. Recordkceping Re<luirements
I. Owner/operator shall maintain control device temperature logs for lhree )ears.



### 12

### CERTIFICATEOFSERVICE

The undersignedcertifies tbatl.heoriginal 

### oftheattached ORDERGRANTING 

### ELECTRO Ie FILING OFCONSENTAGREEMENT AND FINAL ORDER in themailer orEOG R};SO RCES,INC,; DOCKET NO.: CAA-08-2011-0023, was fii<d "oth the RegionaJ Ilcaring Clerkon August 29. 2011. 

### Further. the undersigned certifies thatatmennd correct copyofthe document was delivered 10

### Jim Eppers. Enforcement Attorney. U. S. EPA - Region 8. 1595 Wynkoop Street. 

### Denver, CO 80202-1129. True and correct copies

### oftheaforementioned documems wereplaced in lhc United lutes mail on August29. 

### 21011. to:
Andy Tarrant. Associate 

### Flilbright & 

### Jaworski. L.L.P. FulbrightTower 

### 1301 McKinney

.. lIite5100 HOllston. TX 770I0-3095 And cmailed to: 

### Elizabeth Whitsel U. S. Environmental I>rolcction 

### Agenc)' Cincinnati Finance Center 

### 26 W. Martin Luther King Drive (M -0002) Cincinnati. Ohio 45268

August29. 2011 

# ... Jt.

# io...fA

# ('It, n 

## f.4 rinaArtemis 

### Para1eguVRegional Hearing Clerk