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
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Plugged | SOUTHWEST LEVELLAND UNIT #51W | 42-079-02556 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Inactive | DEAN, C. S. "A" #208 | 42-079-32568 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN UNIT "B" #117W | 42-079-02012 | TEXACO INC | Injection | 500 | -- | 5,059–5,078 |
| Plugged | SLAUGHTER ESTATE "H" #1 | 42-079-31492 | FINALY RES LLC | Injection | 500 | -- | 4,808–4,983 |
| Plugged | NORTH-WRIGHT #D 2 | 42-079-02401 | LAYTON ENTERPRISES, INC | Injection | 500 | -- | 4,845–4,893 |
| Plugged | VEAL #18W | 42-079-00099 | CIMAREX ENGY CO. OF COLORADO | UIC | 500 | -- | 4,872–4,997 |
| Plugged | DEAN "I" #1W | 42-079-01177 | EXTEX OPER CO | Injection | 500 | -- | 4,831–5,062 |
| Plugged | DEAN, C. S. "A" #66W | 42-079-10271 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #70W | 42-079-20087 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #72W | 42-079-20088 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | VEAL #16W | 42-079-00097 | MERIDIAN OIL INC | UIC | 500 | -- | 4,872–5,028 |
| Plugged | VEAL #7W | 42-079-01395 | YUCCA ENGY, INC | Injection | 500 | -- | 4,880–4,969 |
| Plugged | NORTHWEST LEVELLAND UNIT #7 | 42-079-31516 | CFO RESOURCES, INC. | Injection | 500 | -- | 4,834–4,851 |
| Plugged | DEAN "C" #2W | 42-079-01417 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,944–5,085 |
| Plugged | DEAN "C" #4W | 42-079-01425 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,930–5,087 |
| Plugged | MASTEN, F. O. #92 | 42-079-32012 | ENDEAVOR ENGY RES L.P | Injection | 500 | -- | 4,944–5,044 |
| Plugged | BUCKSHOT UNIT #448W | 42-079-01263 | SANTA FE EXPLORATION COMPANY | Injection | 500 | -- | 4,938–5,038 |
| Plugged | MASTEN, F. O. #87 | 42-079-32011 | ENDEAVOR ENGY RES L.P | Injection | 500 | -- | 4,969–5,050 |
| Plugged | BUCKSHOT UNIT #150W | 42-079-02279 | CIMARRON EXPLORATION COMPANY (A) | Injection | 500 | -- | 4,946–4,970 |
| Plugged | MASTEN, F. O. #62 | 42-079-31385 | ENDEAVOR ENGY RES L.P | Injection | 500 | -- | 4,978–5,028 |
| Plugged | MASTEN, F. O. #61 | 42-079-31294 | ENDEAVOR ENGY RES L.P | Injection | 500 | -- | 5,004–5,084 |
| Plugged | DEAN, C. S. "A" #83W | 42-079-02069 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Inactive | WRIGHT, MILLER #2 | 42-079-30930 | A.C.T. OPER CO | Injection | 500 | -- | 4,700–5,000 |
| Plugged | DEAN, C. S. "A" #85W | 42-079-10301 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | MASTEN, F. O. #58 | 42-079-31292 | BHP PETRO (AMERICAS) INC | Injection | 500 | -- | 4,992–5,066 |
| Plugged | DEAN, C. S. "A" #89W | 42-079-02066 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #91W | 42-079-20093 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | SLAUGHTER, NW. (SAN ANDRES) UNIT #15W | 42-079-00070 | MERIDIAN OIL INC | UIC | 500 | -- | 4,902–5,021 |
| Plugged | SLAUGHTER, NW. (SAN ANDRES) UNIT #17W | 42-079-00063 | FASKEN OIL AND RANCH, LTD | UIC | 500 | -- | 4,902–5,014 |
| Plugged | SLAUGHTER, NW. (SAN ANDRES) UNIT #18W | 42-079-00064 | FASKEN OIL AND RANCH, LTD | UIC | 500 | -- | 2,500–5,030 |
| Plugged | DEAN, C. S. "A" #149 | 42-079-30294 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #93W | 42-079-02027 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #95W | 42-079-20094 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #97W | 42-079-02060 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #103W | 42-079-20096 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | CONOCO-DEAN UNIT #49W | 42-079-02507 | LEGACY RESERVES OPER LP | Injection | 500 | -- | 4,976–5,071 |
| Cancelled | LEAGUE 91 PROJECT #101W | 42-079-00239 | SIERRA MADRE NATURAL RES., LLC | Injection | 500 | -- | 5,012–5,059 |
| Plugged | LEAGUE 91 PROJECT #103W | 42-079-00243 | SIERRA MADRE NATURAL RES., LLC | Injection | 500 | -- | 5,060–5,098 |
| Cancelled | MALLET LAND & CATTLE "G" R/A B #2 | 42-079-00000 | PAN AMERICAN PETROLEUM CORP. | UIC | 500 | -- | 4,909–4,975 |
| Plugged | LEAGUE 91 PROJECT #110W | 42-079-00250 | KP EXPL, INC | Injection | 500 | -- | 5,064–5,098 |
| Plugged | LEAGUE 91 PROJECT #111W | 42-079-00251 | KP EXPL, INC | Injection | 500 | -- | 5,014–5,071 |
| Plugged | LEAGUE 91 PROJECT #117W | 42-079-10232 | KP EXPL, INC | Injection | 500 | -- | 5,056–5,104 |
| Plugged | WRIGHT UNIT #723 | 42-079-30461 | BELCO ENGY CORP | Injection | 500 | -- | 4,936–4,976 |
| Plugged | BOYD MALLET UNIT #42AW | 42-079-01812 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,800–5,165 |
| Plugged | CONOCO-DEAN UNIT #86W | 42-079-00466 | LEGACY RESERVES OPER LP | Injection | 500 | -- | 4,600–5,077 |
| Plugged | DEAN, C. S. "A" #39X | 42-079-32434 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,825–5,200 |
| Plugged | LEAGUE 91 PROJECT #129W | 42-079-30857 | SCYTHIAN, LTD | Injection | 500 | -- | 5,054–5,090 |
| Plugged | DEAN, C. S. "A" #109 | 42-079-20100 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #6W | 42-079-30031 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | WRIGHT UNIT #915W | 42-079-30118 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,944–4,976 |
| Plugged | WRIGHT UNIT #1028W | 42-079-02443 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,946–4,987 |
| Plugged | WRIGHT UNIT #1030W | 42-079-02436 | CODA ENGY, INC | Injection | 500 | -- | 4,965–4,990 |
| Plugged | WRIGHT UNIT #1132W | 42-079-00335 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,920–4,952 |
| Plugged | WRIGHT UNIT #1133W | 42-079-00333 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,920–4,992 |
| Plugged | WRIGHT UNIT #1135W | 42-079-30469 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,950–4,974 |
| Inactive | DEAN "C" #13 | 42-079-32132 | EXTEX OPER CO | Injection | 500 | -- | 5,000–5,083 |
| Plugged | WRIGHT UNIT #1239W | 42-079-30363 | CODA ENGY, INC | Injection | 500 | -- | 4,932–4,954 |
| Plugged | WRIGHT UNIT #1342W | 42-079-30117 | WESTPORT OIL AND GAS CO, LP | Injection | 500 | -- | 4,933–4,974 |
| Plugged | WRIGHT UNIT #1442W | 42-079-00439 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,890–4,960 |
| Plugged | WRIGHT UNIT #1446W | 42-079-00450 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,914–4,958 |
| Plugged | WRIGHT UNIT #1648W | 42-079-01946 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,850–5,124 |
| Plugged | WRIGHT UNIT #1650W | 42-079-01949 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,792–4,963 |
| Plugged | WRIGHT UNIT #1853W | 42-079-01873 | CODA ENGY, INC | Injection | 500 | -- | 4,928–4,970 |
| Cancelled | LEAGUE 91 PROJECT #1 | 42-079-00000 | SUN EXPL. & PROD. CO.-MIDLAND | UIC | 500 | -- | 5,160 |
| Plugged | WRIGHT UNIT #2159W | 42-079-00750 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,965–4,991 |
| Cancelled | LEAGUE 91 PROJECT #2 | 42-079-00000 | SUN EXPL. & PROD. CO.-MIDLAND | UIC | 500 | -- | 5,160 |
| Plugged | DEAN, C. S. "A" #12W | 42-079-20055 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #14W | 42-079-20056 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #23W | 42-079-20046 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #69WX | 42-079-32117 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | SOUTHWEST LEVELLAND UNIT #104W | 42-079-00784 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | WRIGHT UNIT #2160W | 42-079-00749 | CODA ENGY, INC | Injection | 500 | -- | 4,953–4,984 |
| Plugged | VEAL #22W | 42-079-00103 | QUANTUM RES MANAGEMENT,LLC | UIC | 500 | -- | 4,885–4,990 |
| Plugged | NORTH CENTRAL LEVELLAND UNIT #191W | 42-079-31573 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,812–4,849 |
| Plugged | DEAN, C. S. "A" #137 | 42-079-20108 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | XIT UNIT #78 | 42-079-01998 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,920–5,027 |
| Plugged | XIT UNIT #52 | 42-079-01976 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,904–5,000 |
| Inactive | SOUTHWEST LEVELLAND UNIT #2 | 42-079-02374 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Plugged | SOUTHWEST LEVELLAND UNIT #7 | 42-079-02367 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Inactive | NORTH CENTRAL LEVELLAND UNIT #49A | 42-079-31926 | HILCORP ENGY CO | Injection | 500 | -- | 4,560–5,000 |
| Cancelled | DEAN, C.S. "J" #2 | 42-079-00000 | PAN AMERICAN PETROLEUM CORP. | UIC | 500 | -- | 5,059–5,078 |
| Plugged | XIT UNIT #44 | 42-079-00240 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #105W | 42-079-20098 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #117W | 42-079-20104 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #121W | 42-079-10207 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #122W | 42-079-02078 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #123W | 42-079-10206 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #128W | 42-079-02029 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #132W | 42-079-20106 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #134W | 42-079-02082 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | LEAGUE 91 PROJECT #304W | 42-079-01426 | DP PERMIAN OPERATOR, LLC | Injection | 500 | -- | 5,061–5,107 |
| Cancelled | LEAGUE 91 PROJECT #403 | 42-079-00404 | JOPLIN OIL CO., INC | Injection | 500 | -- | 5,013–5,051 |
| Plugged | LEAGUE 91 PROJECT #406W | 42-079-00409 | BURGUNDY OIL & GAS, INC | Injection | 500 | -- | 5,055–5,102 |
| Plugged | MALLET LAND & CATTLE CO. #2 | 42-079-00224 | FINA OIL & CHEMICAL CO | Injection | 500 | -- | 5,012–5,080 |
| Plugged | MALLET LAND & CATTLE CO. #10 | 42-079-00232 | FINA OIL & CHEMICAL CO | Injection | 500 | -- | 4,996–5,087 |
| Cancelled | DEAN, C. S. #5 | 42-079-31257 | BRYANT OIL | Disposal | 480 | -- | 5,010–5,140 |
| Plugged | WRIGHT UNIT #309W | 42-079-31090 | ENCORE OPER, L.P | Injection | 450 | -- | 4,930–4,980 |
| Plugged | XIT UNIT #2W | 42-079-00791 | TEXACO E & P INC | UIC | 450 | -- | 4,975–5,009 |
| Plugged | XIT UNIT #106W | 42-079-02307 | TEXACO PRODUCING INC | Injection | 450 | -- | 4,977–5,050 |
| Plugged | XIT UNIT #7W | 42-079-01295 | TEXACO E & P INC | Injection | 450 | -- | 4,884–4,966 |
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.