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U.S. DEPT. OF THE INTERIOR <br /> OFFICE OF SURFACE MINING <br /> Mine Site Evaluation <br /> Permittee/ COLOWYO COAL CO LP Permit C1981019 Field Visit 9/5/2019 State Program <br /> Person Number I I Date I I Continuation Page <br /> 28. Performance Standard Categories <br /> Codes:I=Compliance,2=Noncompliance,3=Not Planned,4=Not Started,5=Noncompliance Identified Elsewhere,6=Previously Cited,7=Permit Defect <br /> A. Administrative D. Backfilling&Grading H. Subsidence Control Plan <br /> 1. Mining within Valid Permit 1. 1 Exposed Openings I. Roads <br /> 2. Mining within Bonded Area 2. 1 Contemporaneous Reclamation 1. Road Construction <br /> 3. 1 Terms&Conditions of Permit 3. 1 Approximate Original Contour 2. Certification <br /> 4. Liability Insurance 4. 1 Highwall Elimination 3. Drainage <br /> 5. Ownership and Control 5. Steep Slopes(includes downslope) 4. Surfacing and Maintenance <br /> 6. Temporary Cessation 6. Handling of Acid and Toxic Materials 5. Reclamation <br /> 7. AML Rec.Fees-Non-Respondent 7. 1 Stabilization(rills and gullies) J. Signs&Markers <br /> 8. AML Rec.Fees-Failure to Pay E. Excess Spoil Disposal 1. Signs <br /> B. Hydrologic Balance 1. Placement 2. Markers <br /> 1. 1 Drainage Control 2. Drainage Control <br /> 2. Inspections&Certifications K. Distance Prohibitions <br /> p 3. Surface Stabilization <br /> 3. Siltation Structures 4. Inspections&Certifications L. Revegetation <br /> 4. Discharge Structures . <br /> F. <br /> 5. Diversions Coal Mine Waste 1. 1 Vegetative Cover <br /> 6. Effluent Limits (Refuse Piles/Impoundments) 2. 1 Timing <br /> 1. Drainage Control M. 1 Postminin Land Use <br /> 7. Ground Water Monitoring g <br /> 8. Surface Water Monitoring 2. Surface Stabilization <br /> 9. Drainage-Acid-Toxic Materials 3. Placement N. Other <br /> 10. Impoundments <br /> 4. Inspections&Certifications General <br /> 5. Impounding Structures Performance <br /> 11. Stream Buffer Zones Category <br /> C. Topsoil&Subsoil G. Use of Explosives <br /> 1. Removal 1. Blaster Certification <br /> 2. Substitute Materials 2. Distance Prohibitions <br /> 3. Storage and Protection 3. Blast Survey/Schedule <br /> 4. 1 Redistribution 4. Warnings&Records <br /> 5. Control of Adverse Effects <br /> Performance Standard :aleLmk E. Excess Spoil Disposal -_-_----_-------------(816:'11 71-74) <br /> 0 C F R C o u n ter-p a its 1. Pla c ernen.--------------------------------------------------------------------------------'If a r� <br /> A. A d min istra tii-c 1. Drainage Control-------------------------------------------------------------------------1 <br /> Surface Stabilization.-------------------------------------------------------------------1 i <br /> 1. Valid Permit -----------------------------------------------------------------------------3.11 1. � gr <br /> lining, ceded Area-------------------------------------------------------- ".11 4. InT ectio ns C ertificatia ns-----------------------------------------------------------11:1) <br /> _. _ _ <br /> 3. Terms&Conditicns of Pem-jit---------------------------------------------------- -?.1? �'. Coal Mine N�,a stc(Re f u5 e P fl e�'Iir�po�nrndir�e nts) � <br /> 4. Liability Insmance-------------------------------------------------------------------800.60 1. Drainage Control ----------------------------------------------------------------------.83::are <br /> mer&hip and C ontrr 1----------------------------------------------------------------8.13 Surface Stabilization-------------------------------------------------------------------S <br /> 6. Ternporar%-Cessation----------------------------------------9 4'.11 f.e)&916 S 1-.131 3. PI c emerit---------------------------------------------------------------------------------S�i,c) <br /> -. AN-IL Rec.Fees--Non-Re Tondent------------------------------------------9-0.1-J(b) 4. InTections and Certifications--------------------------------------------------------S?rd) <br /> S. AA-iL Rec.Fees--Failure to Pa------------------------------------------------S-0.1 J(a) 5. Impou:nding Structures-------------------------------------------------------- 94 <br /> B. Hydrologic Balance----- (816/817.41-5 f) G. Use of Explosii-es (816. l7.6l-68 <br /> 1. Drainage Cantrol---------------- 4 5 1. Blaster Certification-------------------------------------------------------------------61(c) <br /> - Inspections&Cerdfications----------------------------------------------------4 9(a)(1 . itiDistanca Prohibo s ----- ---------- -- -- -_______ ___-61( ) <br /> 3. Silt atian Structures s-------------------------------------------------------------------------46 31. Blast Sun-ev Schedule----------------------------------------------------------------6 2-64 <br /> 4. Ili.-;charge Structures- 47 4_ WaR ngs&RecordE----------------------------------------------------------------66&.68 <br /> 5. Di­erRons 43 5. C cntrol of Ad-,-erse Effe ct s---------------------------------------------------------------6 <br /> 6. E tllumt Limit= --------------------------------------- 412 H. Subsidence Control Plan -----------------------------(817.121-122 <br /> , Ground'„ater.�lorutonng 41(c) 1. Roads------ --------------------_--(81 6 1'81?.15 0-151 <br /> S. Surface kVater Monitoring 41(e) <br /> 9. Drama ge--Acid-Toxic Mat erial5--------------------------------------------- 41(f) 1. Read Construction -------------------------------------------------------------------15 0(c) <br /> 10. Impoundment s-- -------------------------------------------------------------4 9 2. Certification-------------------- -_151(a) <br /> 11. Stream duffer Zones------------------------------------------------------------------------:k; 3. Drainage ----------------------------------------------------------------------15 0(b)-I J 1(d) <br /> s <br /> C. Topsoil&Subsoil ---------------------------------------(816.°817.22 4. Surfacing and laity e me e-----------------------------------------------11 (e r�-111(d) <br /> 1. Remo-,-al----------------------------------------------------------------------------------s I(a) 5. Reclamation---------------------------------------------------------------------------15 0(f) <br /> -- <br /> S ) J. Signs&Markers 81 6�817.11ub�itut e�lat eri�l�.------------------------------------------------------------- �2 c <br /> t o raga and Prot e cti Signs------------------ 11(a).(b):&(c) <br /> 4. Rednstributio--------------------------------------------------------------------------?2(d) �. �larkers 11(a):(b):(d):(e):&(fi <br /> 1).B a ckf illin g&Grad in g ------ 816/817.95-107) K D ista n ce P rcyh ib i tiGn s <br /> 1. Exposed } irrs er =--------------------------------916 1-.13,14,15,&8 2 3 A 1&.21 L. Revegeta IiGn (816 1 .111-116 <br /> =. C ant emperane ous Re clamation------------------------------------------------- 10 0 1. _egetati'Ve Cover-----------------------------------------------------------------I I I&116 <br /> Approximate -------------- y __ _ _ , <br /> 1. �p�c�nrrtate Anna �or�- ---------------------------------- ��a( � M. P Gstmiu in Land Use--------------------------------------------81 6-1:81�.1 3� <br /> 4. Hi ,.-.all Elimination 12 a <br /> St e ep Slop e s(include s do�nslope)--------------------------- 107 <br /> g ( � <br /> 6. Handlinz of Acid&Toxic IN aterials------------------------- <br /> Stabilization brills and es)---------------------------------- 95 <br /> OSM Action Off-Site Impacts <br /> 1)Deferred to State Action 6)ID-CO Issued(Imminent Danger to Public) For each type of impact and resource affected,enter Page 2 Of 2 <br /> 2)TDN Issued 7)Previously cited by RA,abatement pending "N,D,or X to describe the degree of off-site impact: <br /> 3)NOV Issued 8)Abated during or before OSM inspection N-Minor Occurrence <br /> 4)FTA-CO Issued 9)Follow-up of Federal Action D-Moderate Occurrence Revised October 1,2010 <br /> 5)IH-CO Issued 0)Off-site impact with no violation J-Major Occurrence <br />