Saltwater Disposal Wells in Cochran County

Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.

Active Wells

956

Permitted Capacity

1.2M bbl/d

Injected 12mo (thru 2025-06)

30.7M bbl

UIC Permits All Time

2,112

STATUSLEASE / WELLAPIOPERATORTYPEPERMITTED BBL/DINJECTED 12MOZONE (FT)
InactiveDEAN, C. S. "A" #42X42-079-00000HILCORP ENGY COInjection500--4,850–5,200
PluggedMILLER-WRIGHT UNIT #302W42-079-01285KIMBELL OPER COInjection500--4,750–5,050
InactiveWRIGHT, J.M. UNIT #B 1042-079-00000A.C.T. OPER COInjection350--4,915–4,970
InactiveWRIGHT, J.M. UNIT #B 942-079-00000A.C.T. OPER COInjection350--4,925–4,970
InactiveWRIGHT, J.M. UNIT #B 1242-079-00000A.C.T. OPER COInjection350--4,950–4,975
InactiveWRIGHT, J.M. UNIT #F 542-079-00000A.C.T. OPER COInjection350--4,950–4,985
InactiveWRIGHT, J.M. UNIT #E 1042-079-00000A.C.T. OPER COInjection350--4,945–4,980
InactiveWRIGHT, J.M. UNIT #2242-079-30851A.C.T. OPER COInjection350--4,800–4,950
InactiveWRIGHT, J.M. UNIT #E 1342-079-00000A.C.T. OPER COInjection350--4,962–5,008
InactiveWRIGHT, J.M. UNIT #B 842-079-00000A.C.T. OPER COInjection350--4,925–4,980
InactiveWRIGHT, J.M. UNIT #J 842-079-00000A.C.T. OPER COInjection350--4,922–4,975
InactiveWRIGHT, J.M. UNIT #4742-079-31022A.C.T. OPER COInjection350--4,800–5,000
InactiveWRIGHT, J.M. UNIT #J 642-079-00000A.C.T. OPER COInjection350--4,945–4,980
InactiveWRIGHT, J.M. UNIT #B 742-079-00000A.C.T. OPER COInjection350--4,920–4,984
InactiveWRIGHT, J.M. UNIT #J 742-079-00000A.C.T. OPER COInjection350--4,925–4,980
PluggedWEST LEVELLAND UNIT #164W42-079-00443HILCORP ENGY COInjection300--4,650–5,000
InactiveWEST LEVELLAND UNIT #23142-079-00000HILCORP ENGY COInjection300--4,850–4,900
PluggedWEST LEVELLAND UNIT #12W42-079-01222HILCORP ENGY COInjection300--4,650–5,000
PluggedWEST LEVELLAND UNIT #8W42-079-00374APC OPER PARTNERSHIPInjection300--4,650–5,000
PluggedSTARNES UNIT #111142-079-00348AVIATOR ENERGY, LLCInjection250--4,968–5,037
InactiveSTARNES UNIT #2309X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #1711X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #2808X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #230842-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #220842-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #2316X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #1706X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #1712X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #2204X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
InactiveSTARNES UNIT #2310X42-079-00000AVIATOR ENERGY, LLCInjection200--4,900–5,100
PluggedWEST LEVELLAND UNIT #88AW42-079-32533HILCORP ENGY COInjection175--4,817–4,888
PluggedWEST LEVELLAND UNIT #43W42-079-02359APC OPER PARTNERSHIPInjection175--4,833–4,905
CancelledMARTY WRIGHT SWD #142-079-32511A.C.T. OPER CODisposal30,000--5,400–11,324
CancelledWILD BILL SWD #142-079-33317SILVER CREEK OIL & GAS, LLCDisposal25,000--5,300–7,400
CancelledBLACK BART SWD #142-079-33380SILVER CREEK OIL & GAS, LLCInjection20,000--4,930–12,000
InactiveDOC HOLIDAY #1H42-079-33316TC OIL AND GAS, LLCInjection15,000--3,650–5,000
CancelledREED ESTATE A #1D42-079-20009ELEMENT PETRO OP III, LLCDisposal15,000--11,750–12,400
CancelledCURLY BILL SWD #142-079-33329SILVER CREEK OIL & GAS, LLCDisposal15,000--5,150–8,000
CancelledARTHUR LEASE #142-079-02177SOUTHWEST ROYALTIES, INCInjection12,000--5,330–11,969
PluggedCASSIE #1D42-079-33132WINDY COVE ENGY II, LLCInjection12,000--8,350–12,650
CancelledWRIGHT UNIT #62642-079-00870SUN EXPL. & PROD. CO.-MIDLANDUIC11,500--4,950
CancelledWRIGHT UNIT #62542-079-00868SUN EXPL. & PROD. CO.-MIDLANDUIC11,500--4,926
PluggedWRIGHT UNIT #102942-079-02442SUN EXPL. & PROD. CO.-MIDLANDUIC11,500--4,926
PluggedCARRIE S. DEAN B-89 #142-079-32355DESERT PROD, INCInjection10,000--5,680–11,938
PluggedWEST LEVELLAND UNIT #12542-079-00018COLINE OIL CORPUIC6,125--4,865–4,940
PluggedIGOE-SMITH OPER. AREA #31W42-079-01124OCCIDENTAL PERMIAN LTDInjection5,150--4,700–5,400
PluggedIGOE-SMITH OPER. AREA #46W42-079-01139OCCIDENTAL PERMIAN LTDInjection5,150--4,700–5,400
PluggedNORTHWEST MALLET UNIT #118W42-079-00998OCCIDENTAL PERMIAN LTDInjection5,000--4,700–5,200
PluggedNORTHWEST MALLET UNIT #47W42-079-01008OCCIDENTAL PERMIAN LTDInjection5,000--4,700–5,200
PluggedNORTHWEST MALLET UNIT #77W42-079-01196OCCIDENTAL PERMIAN LTDInjection5,000--4,700–5,200
PluggedBOYD #4W42-079-00164OXY USA WTP LPInjection5,000--4,700–5,200
PluggedBOYD #9W42-079-00169OXY USA WTP LPInjection5,000--4,700–5,200
InactiveHICKMAN #142-079-30954R3 OPERATING CORPORATIONInjection5,000--4,650–4,950
PluggedDEAN, CARRIE SLAUGHTER "C" #2042-079-31129OCCIDENTAL PERMIAN LTDInjection5,000--4,800–5,200
PluggedIGOE-SMITH OPER. AREA #4542-079-01816OCCIDENTAL PERMIAN LTDInjection5,000--4,800–5,400
CancelledIGOE-SMITH OPER. AREA #3942-079-01132OCCIDENTAL PERMIAN LTDInjection5,000--4,800–5,400
PluggedMALLET DEEP #442-079-32314APC OPER PARTNERSHIPInjection4,500--8,595–11,950
PluggedDUGGAN SLAUGHTER UNIT #11BW42-079-00570PENNZENERGY EXP. & PROD., L.L.CInjection4,000--4,892–5,060
PluggedDUGGAN SLAUGHTER UNIT #11CW42-079-00571PENNZOIL EXPL & PROD. COInjection4,000--4,959–5,051
PluggedSOUTHWEST LEVELLAND UNIT #69W42-079-00385APC OPER PARTNERSHIPInjection2,500--4,450–5,020
PluggedMALLET UNIT #1148W42-079-32615APC OPER PARTNERSHIPInjection2,500--4,400–5,350
InactiveMALLET UNIT #1511W42-079-33250HILCORP ENGY COInjection2,500--4,400–5,170
InactiveMALLET UNIT #43542-079-30202HILCORP ENGY COInjection2,500--44,005–5,093
InactiveMALLET UNIT #72142-079-30203HILCORP ENGY COInjection2,500--4,400–5,085
InactiveMALLET UNIT #1111R42-079-30269HILCORP ENGY COInjection2,500--4,400–5,073
PluggedMALLET UNIT #710W42-079-01478APC OPER PARTNERSHIPInjection2,300--4,400–5,435
PluggedMALLET UNIT #303W42-079-01677APC OPER PARTNERSHIPInjection2,300--4,400–5,437
PluggedMALLET UNIT #715W42-079-01501SUPERIOR OIL CO, THEInjection2,300--4,400–5,433
PluggedSTARNES UNIT #502W42-079-00965GREAT WESTERN DRLG. COInjection2,300--4,965–5,050
PluggedSTARNES UNIT #2808W42-079-02169GREAT WESTERN DRLG. COUIC2,300--5,040–5,070
PluggedSTARNES UNIT #2214W42-079-00939WALSH PETRO, INCUIC2,300--5,047–5,063
PluggedSTARNES UNIT #2202W42-079-00946GREAT WESTERN DRLG. COUIC2,300--5,029–5,044
PluggedSTARNES UNIT #1706W42-079-01693GREAT WESTERN DRLG. COInjection2,300--4,997–5,040
PluggedWEST LEVELLAND UNIT #35W42-079-02523APC OPER PARTNERSHIPInjection2,240--4,400–5,000
PluggedMALLET UNIT #101W42-079-01454APC OPER PARTNERSHIPInjection2,000--4,400–5,323
PluggedBOYD #50W42-079-30430LAKEWOOD OPER, LTDInjection2,000--4,850–5,250
PluggedBOYD #13W42-079-00173LAKEWOOD OPER, LTDInjection2,000--4,850–5,250
PluggedMALLET UNIT #151W42-079-01484SUPERIOR OIL CO, THEInjection2,000--4,400–5,379
PluggedMALLET UNIT #432W42-079-01154APC OPER PARTNERSHIPInjection2,000--4,400–5,429
PluggedMILLER-WRIGHT UNIT #306W42-079-31033KIMBELL OIL CO OF TEXASInjection2,000--4,750–5,050
PluggedMALLET UNIT #141W42-079-01772APC OPER PARTNERSHIPInjection2,000--4,400–5,376
PluggedMALLET UNIT #305W42-079-01679SUPERIOR OIL CO, THEInjection2,000--4,400–5,422
PluggedMALLET UNIT #406W42-079-01150APC OPER PARTNERSHIPInjection2,000--4,400–5,437
InactiveCONOCO-DEAN UNIT #10142-079-30476EXTEX OPER COInjection2,000--4,950–5,100
InactiveCONOCO-DEAN UNIT #15742-079-32607EXTEX OPER CODisposal2,000--9,300–11,600
PluggedMALLET UNIT #178W42-079-01469APC OPER PARTNERSHIPInjection2,000--4,400–5,411
PluggedDEAN, C. S. "A" #16W42-079-20057APC OPER PARTNERSHIPInjection1,700--4,400–5,200
PluggedIGOE-SMITH OPER. AREA #61W42-079-10244OCCIDENTAL PERMIAN LTDInjection1,500--5,012–5,043
PluggedIGOE-SMITH OPER. AREA #42W42-079-01135OCCIDENTAL PERMIAN LTDInjection1,500--4,985–5,052
PluggedIGOE-SMITH OPER. AREA #44W42-079-01137TEXACO INCInjection1,500--4,971–5,013
PluggedIGOE-SMITH OPER. AREA #26W42-079-01119OCCIDENTAL PERMIAN LTDInjection1,500--4,975–5,040
PluggedIGOE-SMITH OPER. AREA #11W42-079-01104OCCIDENTAL PERMIAN LTDInjection1,500--4,892–5,030
PluggedIGOE-SMITH OPER. AREA #56W42-079-00639OCCIDENTAL PERMIAN LTDInjection1,500--4,995–5,077
CancelledROULAIN, L.S. #342-079-00000GRUY PETRO MANAGEMENT COInjection1,500--4,750–5,050
InactiveIGOE-SMITH OPER. AREA #10542-079-32625OCCIDENTAL PERMIAN EOR, LLCInjection1,500--4,800–5,200
CancelledPOLVADO, R. L. #1142-079-00000GRUY PETRO MANAGEMENT COInjection1,500--4,750–5,050
InactiveMASTEN #60242-079-32523BRIDWELL OIL COInjection1,500--4,750–4,920
CancelledPOLVADO, R. L. #1042-079-00000GRUY PETRO MANAGEMENT COInjection1,500--4,750–5,050
PluggedIGOE-SMITH OPER. AREA #60W42-079-00159TEXACO INCInjection1,500--5,003–5,072
PluggedMAGNUM LEVELLAND UNIT #40842-079-32912BREITBURN OPER L.PInjection1,500--4,750–5,053
page 11 of 22 · 2,112 wells

Source: RRC UIC well master and H-10 injection filings. H-10s are annual filings on staggered anniversaries — injected volumes shown through 2025-06, the newest month with complete reporting; recent months are never estimated.