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) |
|---|---|---|---|---|---|---|---|
| Cancelled | VEAL #50W | 42-079-32763 | MERIDIAN OIL INC | Injection | 500 | -- | 4,900–5,050 |
| Plugged | DEAN, C. S. "A" #240 | 42-079-32860 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | CONOCO-DEAN UNIT #49W | 42-079-02507 | LEGACY RESERVES OPER LP | Injection | 500 | -- | 4,976–5,071 |
| Cancelled | DEAN, C. S. "A" #125 | 42-079-02097 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #173 | 42-079-02044 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #175 | 42-079-02047 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #177 | 42-079-02052 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #7 | 42-079-20052 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #20 | 42-079-20044 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #43X | 42-079-32116 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | CONOCO-DEAN UNIT #86W | 42-079-00466 | LEGACY RESERVES OPER LP | Injection | 500 | -- | 4,600–5,077 |
| Inactive | DEAN, C. S. "A" #52X | 42-079-31541 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #164 | 42-079-02076 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | SLAUGHTER, NW. (SAN ANDRES) UNIT #89W | 42-079-32799 | SCOUT ENGY MANAGEMENT LLC | Injection | 500 | -- | 4,830–5,040 |
| Plugged | DEAN, C. S. "A" #6W | 42-079-30031 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| 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 |
| Inactive | DEAN, C. S. "A" #131 | 42-079-02101 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #27W | 42-079-20048 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #29W | 42-079-20049 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Cancelled | DEAN, C. S. "A" #170 | 42-079-02055 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #36W | 42-079-20058 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #38W | 42-079-20059 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #40W | 42-079-10263 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #42W | 42-079-20061 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #48W | 42-079-20082 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,966–5,074 |
| Plugged | DEAN, C. S. "A" #53W | 42-079-10213 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #55W | 42-079-02042 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #59W | 42-079-10211 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #61W | 42-079-10210 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #63W | 42-079-10209 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #65W | 42-079-20084 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Inactive | DEAN, C. S. "A" #165X | 42-079-31552 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #171 | 42-079-20114 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #179 | 42-079-02045 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #206 | 42-079-32570 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Inactive | DEAN, C. S. "A" #207 | 42-079-32569 | HILCORP ENGY CO | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #209 | 42-079-32567 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #211 | 42-079-32580 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| Plugged | DEAN, C. S. "A" #162 | 42-079-20113 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,850–5,200 |
| 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 | DEAN, C. S. "A" #83W | 42-079-02069 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #85W | 42-079-10301 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| 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 | 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 |
| Inactive | WRIGHT, MILLER #2 | 42-079-30930 | A.C.T. OPER CO | Injection | 500 | -- | 4,700–5,000 |
| 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 |
| 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 | LEAGUE 91 PROJECT #129W | 42-079-30857 | SCYTHIAN, LTD | Injection | 500 | -- | 5,054–5,090 |
| Plugged | DEAN UNIT "B" #117W | 42-079-02012 | TEXACO INC | Injection | 500 | -- | 5,059–5,078 |
| 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 |
| Plugged | DEAN, C. S. "A" #136W | 42-079-02036 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #139W | 42-079-02033 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | XIT UNIT #52 | 42-079-01976 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,904–5,000 |
| Plugged | DEAN, C. S. "A" #145W | 42-079-20109 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #147W | 42-079-02073 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #148W | 42-079-20040 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #150W | 42-079-02074 | TEXACO PRODUCING INC | Injection | 500 | -- | 4,923–5,043 |
| Plugged | DEAN, C. S. "A" #154W | 42-079-10303 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #156W | 42-079-20110 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #161W | 42-079-02058 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #166WX | 42-079-01867 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #168W | 42-079-02038 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #174 W | 42-079-02050 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #176WX | 42-079-01866 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #178W | 42-079-02046 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,835–5,200 |
| Plugged | DEAN, C. S. "A" #180W | 42-079-02049 | 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 | SOUTHWEST LEVELLAND UNIT #18W | 42-079-02371 | 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 | SLAUGHTER ESTATE "H" #1 | 42-079-31492 | FINALY RES LLC | Injection | 500 | -- | 4,808–4,983 |
| Plugged | ST. CLAIR #3 | 42-079-31274 | ROGERS, S. K. OIL, INC | Injection | 500 | -- | 4,717–4,981 |
| Plugged | WRIGHT UNIT #511 | 42-079-01910 | BELCO ENGY CORP | Injection | 500 | -- | 4,773–4,954 |
| Plugged | DEAN UNIT #I 4W | 42-079-02463 | CROSS TIMBERS OPER CO | UIC | 500 | -- | 5,032–5,091 |
| Plugged | DEAN UNIT #C 1W | 42-079-00364 | SLAPE OIL COMPANY, INC. | UIC | 500 | -- | 5,058–5,080 |
| Plugged | NORTH CENTRAL LEVELLAND UNIT #191W | 42-079-31573 | SUPERIOR OIL CO, THE | Injection | 500 | -- | 4,812–4,849 |
| Cancelled | XIT UNIT #205 | 42-079-33078 | APC OPER PARTNERSHIP | Injection | 500 | -- | 4,925–5,150 |
| Cancelled | ROULAIN, L.S. #4 | 42-079-00000 | GRUY PETRO MANAGEMENT CO | Injection | 500 | -- | 4,750–5,050 |
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.