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) |
|---|---|---|---|---|---|---|---|
| Active | DUGGAN SLAUGHTER UNIT #611BW | 42-079-00713 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,008–5,055 |
| Active | NORTH CENTRAL LEVELLAND UNIT #542W | 42-079-32602 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,600–5,000 |
| Active | CONOCO-DEAN UNIT #120 | 42-079-30803 | EXTEX OPER CO | Injection | 1,000 | -- | 4,973–5,090 |
| Active | DEAN UNIT #29 | 42-079-31055 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 4,979–5,094 |
| Active | CONOCO-DEAN UNIT #122 | 42-079-30804 | EXTEX OPER CO | Injection | 1,000 | -- | 4,900–5,100 |
| Active | DEAN UNIT "B" #6W | 42-079-01071 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 4,985–5,040 |
| Active | BUCKSHOT UNIT #134W | 42-079-02346 | HUNT CIMARRON LTD. PARTNERSHIP | Injection | 1,000 | -- | 4,987–5,102 |
| Active | BUCKSHOT UNIT #136W | 42-079-00836 | HUNT CIMARRON LTD. PARTNERSHIP | Injection | 1,000 | -- | 4,986–5,102 |
| Active | DEAN UNIT "B" #4W | 42-079-01065 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 4,983–5,045 |
| Active | CONOCO-DEAN UNIT #108W | 42-079-30552 | EXTEX OPER CO | Injection | 1,000 | -- | 4,980–5,077 |
| Active | CONOCO-DEAN UNIT #61W | 42-079-00486 | EXTEX OPER CO | Injection | 1,000 | -- | 4,962–5,027 |
| Active | CONOCO-DEAN UNIT #74W | 42-079-02490 | EXTEX OPER CO | Injection | 1,000 | -- | 4,998–5,028 |
| Active | BUCKSHOT UNIT #51W | 42-079-01765 | HUNT CIMARRON LTD. PARTNERSHIP | Injection | 1,000 | -- | 4,937–5,059 |
| Active | DUGGAN SLAUGHTER UNIT #27AW | 42-079-01157 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,068–5,090 |
| Active | DUGGAN SLAUGHTER UNIT #27BW | 42-079-01030 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,078–5,084 |
| Active | DUGGAN SLAUGHTER UNIT #31CW | 42-079-00576 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,732–5,080 |
| Active | SEABOARD-WRIGHT #25 | 42-079-32433 | HEXP OPER, LLC | Injection | 1,000 | -- | 4,700–5,000 |
| Active | DUGGAN SLAUGHTER UNIT #55W | 42-079-00815 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,005–5,060 |
| Active | DUGGAN SLAUGHTER UNIT #67BW | 42-079-01034 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,070–5,078 |
| Active | DUGGAN SLAUGHTER UNIT #71BW | 42-079-00587 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,021–5,099 |
| Active | DUGGAN SLAUGHTER UNIT #71CW | 42-079-00588 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,037–5,080 |
| Active | DUGGAN SLAUGHTER UNIT #87BW | 42-079-01036 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,050–5,113 |
| Active | DUGGAN SLAUGHTER UNIT #91CW | 42-079-00594 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,056–5,080 |
| Active | DUGGAN SLAUGHTER UNIT #101BW | 42-079-00596 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,052–5,079 |
| Active | DUGGAN SLAUGHTER UNIT #101CW | 42-079-00597 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,045–5,113 |
| Active | DUGGAN SLAUGHTER UNIT #121BW | 42-079-00602 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,007–5,090 |
| Active | DUGGAN SLAUGHTER UNIT #121CW | 42-079-00603 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,032–5,080 |
| Active | NORTH CENTRAL LEVELLAND UNIT #441AW | 42-079-32786 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,600–5,000 |
| Active | DUGGAN SLAUGHTER UNIT #141BW | 42-079-00608 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,038–5,086 |
| Active | DUGGAN SLAUGHTER UNIT #151CW | 42-079-00611 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,800–5,079 |
| Active | NORTH CENTRAL LEVELLAND UNIT #539W | 42-079-32604 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,560–5,000 |
| Active | WRIGHT UNIT #2063W | 42-079-00752 | EXTEX OPER CO | Injection | 1,000 | -- | 4,935–4,967 |
| Active | DEAN UNIT #30 | 42-079-31056 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 4,978–5,089 |
| Active | DEAN UNIT #28W | 42-079-31052 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 4,894–5,103 |
| Active | WEST LEVELLAND UNIT #6W | 42-079-00328 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,650–4,900 |
| Active | DUGGAN SLAUGHTER UNIT #1908N | 42-079-32803 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 5,022–5,060 |
| Active | DEAN UNIT "B" #40W | 42-079-01831 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 5,053–5,100 |
| Active | DEAN UNIT "B" #29W | 42-079-01089 | VISION OIL AND GAS LLC | Injection | 1,000 | -- | 5,060–5,070 |
| Active | DUGGAN SLAUGHTER UNIT #1410NW | 42-079-32816 | CROSS TIMBERS ENGY, LLC | Injection | 1,000 | -- | 4,200–5,300 |
| Active | BUCKSHOT UNIT #92W | 42-079-01760 | HUNT CIMARRON LTD. PARTNERSHIP | Injection | 1,000 | -- | 4,946–5,069 |
| Active | CALVIN-STARNES UNIT #L 15 | 42-079-31249 | VISION OIL AND GAS LLC | Injection | 800 | -- | 4,966–4,992 |
| Active | NORTH-WRIGHT #A 3A | 42-079-33206 | WALKABOUT OPER, LLC | Injection | 800 | -- | 4,874–4,906 |
| Active | CALVIN-STARNES UNIT #L 17 | 42-079-31816 | VISION OIL AND GAS LLC | Injection | 800 | -- | 5,017–5,086 |
| Active | CALVIN-STARNES UNIT #E 10 | 42-079-31968 | VISION OIL AND GAS LLC | Injection | 800 | -- | 5,042–5,088 |
| Active | NORTH-WRIGHT #A 15 | 42-079-31529 | WALKABOUT OPER, LLC | Injection | 800 | -- | 4,816–4,870 |
| Active | DEAN UNIT "B" #10W | 42-079-01064 | VISION OIL AND GAS LLC | Injection | 750 | -- | 4,988–5,072 |
| Active | DEAN UNIT "B" #21W | 42-079-01084 | VISION OIL AND GAS LLC | Injection | 750 | -- | 5,001–5,070 |
| Active | MALLET "C" #1W | 42-079-01450 | EXTEX OPER CO | Injection | 700 | -- | 4,971–5,094 |
| Active | MALLET "C" #6W | 42-079-01498 | EXTEX OPER CO | Injection | 700 | -- | 5,010–5,094 |
| Active | MALLET "C" #5W | 42-079-01489 | EXTEX OPER CO | Injection | 700 | -- | 5,000–5,081 |
| Active | MALLET "C" #3 | 42-079-01502 | EXTEX OPER CO | Injection | 650 | -- | 5,004–5,091 |
| Active | WOODLEY, F. L. #39W | 42-079-30179 | HILCORP ENGY CO | Injection | 600 | -- | 4,850–5,150 |
| Active | BONANZA (SAN ANDRES) UNIT #1203 | 42-079-31331 | MANZANO, LLC | Injection | 600 | -- | 4,752–4,950 |
| Active | BONANZA (SAN ANDRES) UNIT #1601 | 42-079-31989 | MANZANO, LLC | Injection | 600 | -- | 4,793–5,000 |
| Active | REED WRIGHT "B" #26 | 42-079-32458 | HEXP OPER, LLC | Injection | 600 | -- | 4,850–4,900 |
| Active | WOODLEY, F. L. #65W | 42-079-32236 | HILCORP ENGY CO | Injection | 600 | -- | 4,850–5,150 |
| Active | DEAN UNIT "B" #32R | 42-079-33188 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,900–5,200 |
| Active | DEAN UNIT "B" #27RW | 42-079-33187 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,900–5,200 |
| Active | DEAN UNIT "B" #8RW | 42-079-33185 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,900–5,200 |
| Active | DEAN UNIT "B" #1W | 42-079-00262 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,900–5,200 |
| Active | DEAN UNIT "B" #13W | 42-079-01063 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,900–5,200 |
| Active | WOODLEY, F. L. #44W | 42-079-30196 | HILCORP ENGY CO | Injection | 600 | -- | 4,850–5,150 |
| Active | SLAUGHTER, NW. (SAN ANDRES) UNIT #40A | 42-079-20115 | AVIATOR ENGY, LLC | Injection | 600 | -- | 4,904–4,986 |
| Active | DEAN UNIT "B" #23W | 42-079-01074 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,002–5,060 |
| Active | DEAN UNIT "B" #24W | 42-079-01073 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,991–5,088 |
| Active | DEAN UNIT "B" #26W | 42-079-00265 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,005–5,032 |
| Active | DEAN UNIT "B" #34W | 42-079-00403 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,015–5,072 |
| Active | DEAN UNIT "B" #45W | 42-079-01087 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,012–5,078 |
| Active | BONANZA (SAN ANDRES) UNIT #1301 | 42-079-31359 | MANZANO, LLC | Injection | 600 | -- | 4,722–4,956 |
| Active | DEAN UNIT #2W | 42-079-01044 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,001–5,079 |
| Active | DEAN UNIT #4W | 42-079-01042 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,021–5,111 |
| Active | DEAN UNIT #6W | 42-079-00200 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,000–5,080 |
| Active | DEAN UNIT #8W | 42-079-00201 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,045–5,072 |
| Active | DEAN UNIT #10W | 42-079-01052 | VISION OIL AND GAS LLC | Injection | 600 | -- | 5,014–5,085 |
| Active | DEAN UNIT #12W | 42-079-01048 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,894–5,074 |
| Active | DEAN UNIT #17W | 42-079-01055 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,988–5,110 |
| Active | DEAN UNIT #19W | 42-079-01053 | VISION OIL AND GAS LLC | Injection | 600 | -- | 4,920–5,107 |
| Active | WRIGHT UNIT #1237W | 42-079-02193 | EXTEX OPER CO | Injection | 600 | -- | 4,924–4,964 |
| Active | SLAUGHTER, NW. (SAN ANDRES) UNIT #82 | 42-079-31648 | AVIATOR ENGY, LLC | Injection | 600 | -- | 4,896–4,989 |
| Active | BONANZA (SAN ANDRES) UNIT #704 | 42-079-31820 | MANZANO, LLC | Injection | 600 | -- | 4,794–4,988 |
| Active | WOODLEY, F. L. #41W | 42-079-30181 | HILCORP ENGY CO | Injection | 600 | -- | 4,850–5,150 |
| Active | REED WRIGHT "B" #4 A | 42-079-32836 | HEXP OPER, LLC | Injection | 600 | -- | 4,850–4,920 |
| Active | DEAN "I" #12W | 42-079-01188 | EXTEX OPER CO | Injection | 550 | -- | 4,900–5,057 |
| Active | BOYD MALLET UNIT #66W | 42-079-01491 | EXTEX OPER CO | Injection | 500 | -- | 4,800–5,165 |
| Active | DUGGAN SLAUGHTER UNIT #221AW | 42-079-00631 | CROSS TIMBERS ENGY, LLC | Injection | 500 | -- | 5,035–5,092 |
| Active | VEAL #36W | 42-079-30428 | EXTEX OPER CO | Injection | 500 | -- | 4,864–4,962 |
| Active | BUCKSHOT UNIT #112W | 42-079-02293 | HUNT CIMARRON LTD. PARTNERSHIP | Injection | 500 | -- | 4,976–5,004 |
| Active | DEAN, C. S. "A" #88 | 42-079-10302 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Active | DEAN, C. S. "A" #74WX | 42-079-02087 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Active | VEAL #4W | 42-079-00085 | EXTEX OPER CO | UIC | 500 | -- | 4,910–4,998 |
| Active | SOUTHWEST LEVELLAND UNIT #96 X | 42-079-30128 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Active | DEAN, C. S. "A" #84W | 42-079-10331 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Active | DUGGAN SLAUGHTER UNIT #271BW | 42-079-00646 | CROSS TIMBERS ENGY, LLC | Injection | 500 | -- | 5,028–5,077 |
| Active | DEAN UNIT "B" #9W | 42-079-00263 | VISION OIL AND GAS LLC | Injection | 500 | -- | 4,900–5,200 |
| Active | WRIGHT, MILLER #3 | 42-079-32471 | A.C.T. OPER CO | Injection | 500 | -- | 4,884–4,920 |
| Active | BOYD MALLET UNIT #37W | 42-079-01451 | EXTEX OPER CO | Injection | 500 | -- | 4,800–5,165 |
| Active | DEAN, C. S. "A" #46WX | 42-079-20063 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Active | DEAN, C. S. "A" #57W | 42-079-10212 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
| Active | DEAN UNIT "B" #147W | 42-079-10308 | VISION OIL AND GAS LLC | Injection | 500 | -- | 4,900–5,200 |
| Active | DEAN, C. S. "A" #56W | 42-079-02068 | HILCORP ENGY CO | Injection | 500 | -- | 4,835–5,200 |
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.