Saltwater Disposal Wells in Ector County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
3,022
Permitted Capacity
8.9M bbl/d
Injected 12mo (thru 2025-06)
262.1M bbl
UIC Permits All Time
6,516
Ector County produced-water market → capacity trends, top holders, permit velocity
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Active | GOLDSMITH-BLAKENEY /S.A./ UNIT #103W | 42-135-04367 | OCCIDENTAL PERMIAN LTD | UIC | 1,000 | -- | 4,150–4,242 |
| Active | GOLDSMITH-BLAKENEY /S.A./ UNIT #77W | 42-135-30536 | OCCIDENTAL PERMIAN LTD | UIC | 1,000 | -- | 4,116–4,216 |
| Active | PARKER, J. E. #3D | 42-135-05361 | ACOMA OPER, LLC | Injection | 1,000 | -- | 3,955–4,237 |
| Active | TOAD-A- #20W | 42-135-36611 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 5,139–5,330 |
| Active | TOAD #12W | 42-135-36599 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 5,154–5,324 |
| Active | EAST PENWELL /SAN ANDRES/ UNIT #2104W | 42-135-05098 | BCE-MACH III LLC | Injection | 1,000 | -- | 3,362–3,670 |
| Active | FOSTER GBSA UNIT #507W | 42-135-34047 | OXY USA INC | Injection | 1,000 | -- | 3,958–4,136 |
| Active | FOSTER GBSA UNIT #506W | 42-135-34048 | OXY USA INC | Injection | 1,000 | -- | 4,020–4,199 |
| Active | FOSTER GBSA UNIT #411W | 42-135-33977 | OXY USA INC | Injection | 1,000 | -- | 4,066–4,237 |
| Active | TOAD-A- #16W | 42-135-36594 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 5,134–5,334 |
| Active | PENWELL UNIT #3224W | 42-135-01393 | CROSS TIMBERS ENGY, LLC | Injection | 990 | -- | 3,560–3,720 |
| Active | NORTH COWDEN UNIT #464W | 42-135-01860 | OCCIDENTAL PERMIAN LTD | Injection | 900 | -- | 4,059–4,490 |
| Active | NORTH COWDEN UNIT #51WI | 42-135-32835 | OCCIDENTAL PERMIAN LTD | Injection | 900 | -- | 4,060–4,360 |
| Active | WEST JORDAN UNIT #305 | 42-135-01627 | EXTEX OPER CO | Injection | 900 | -- | 3,428–3,721 |
| Active | EAST HARPER UNIT #373W | 42-135-02916 | AGHORN OPER, INC | Injection | 900 | -- | 3,850–4,180 |
| Active | FOSTER -D- #215W | 42-135-31557 | AGHORN OPER, INC | Injection | 800 | -- | 4,205–4,280 |
| Active | FOSTER -D- #210W | 42-135-31550 | AGHORN OPER, INC | Injection | 800 | -- | 4,185–4,280 |
| Active | FOSTER-JOHNSON UNIT #110W | 42-135-31648 | AGHORN OPER, INC | Injection | 800 | -- | 4,212 |
| Active | GOLDSMITH-LANDRETH/SAN ANDRES/UT #67W | 42-135-06361 | ATLAS OPER LLC | Injection | 800 | -- | 4,258–4,238 |
| Active | EAST HARPER UNIT #237W | 42-135-35186 | AGHORN OPER, INC | Injection | 800 | -- | 4,235–4,365 |
| Active | COWDEN, ELLIOTT F. -A- #177W | 42-135-35839 | OCCIDENTAL PERMIAN LTD | Injection | 800 | -- | 8,500–9,200 |
| Active | FOSTER -D- #208W | 42-135-31549 | AGHORN OPER, INC | Injection | 800 | -- | 4,204–4,286 |
| Active | FOSTER-JOHNSON UNIT #111W | 42-135-31647 | AGHORN OPER, INC | Injection | 800 | -- | 4,197–4,275 |
| Active | FOSTER -D- #209W | 42-135-31559 | AGHORN OPER, INC | Injection | 800 | -- | 4,250–4,310 |
| Active | NORTH COWDEN UNIT #729W | 42-135-31075 | OCCIDENTAL PERMIAN LTD | Injection | 800 | -- | 4,215–4,666 |
| Active | NORTH COWDEN UNIT #482W | 42-135-06111 | OCCIDENTAL PERMIAN LTD | Injection | 800 | -- | 4,040–4,369 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #223 | 42-135-36925 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | PENWELL UNIT #3242W | 42-135-01359 | CROSS TIMBERS ENGY, LLC | Injection | 750 | -- | 3,411–3,719 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #224 | 42-135-36924 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | WIGHT UNIT #28W | 42-135-07448 | UNITED OIL & SHALE LLC | Injection | 750 | -- | 4,060–4,133 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #217 | 42-135-36930 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #221 | 42-135-36927 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #213 | 42-135-36934 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #215 | 42-135-36932 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | WOOTTON #3 | 42-135-08361 | CROSS TIMBERS ENGY, LLC | Disposal | 750 | -- | 4,852–5,350 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #218 | 42-135-36929 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #151R | 42-135-36800 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,514–6,350 |
| Active | WIGHT UNIT #32W | 42-135-07297 | UNITED OIL & SHALE LLC | Injection | 750 | -- | 4,090–4,170 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #212 | 42-135-36935 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | GOLDSMITH-CUMMINS /DEEP/ UNIT #210 | 42-135-36937 | FORMENTERA OPERATIONS LLC | Injection | 750 | -- | 5,300–6,400 |
| Active | FOSTER-JOHNSON UNIT #204W | 42-135-04139 | AGHORN OPER, INC | Injection | 700 | -- | 4,058–4,276 |
| Active | FOSTER-JOHNSON UNIT #1604W | 42-135-04831 | AGHORN OPER, INC | Injection | 700 | -- | 3,996–4,195 |
| Active | FOSTER-JOHNSON UNIT #1411W | 42-135-30874 | AGHORN OPER, INC | Injection | 700 | -- | 4,125–4,211 |
| Active | FOSTER-JOHNSON UNIT #1412W | 42-135-30872 | AGHORN OPER, INC | Injection | 700 | -- | 4,160–4,262 |
| Active | GOLDSMITH-LANDRETH /DEEP/ UNIT #28W | 42-135-06245 | OCCIDENTAL PERMIAN LTD | Injection | 700 | -- | 6,028–6,335 |
| Active | EAST HARPER UNIT #327W | 42-135-02922 | AGHORN OPER, INC | Injection | 700 | -- | 3,900–4,290 |
| Active | GOLDSMITH ADOBE UNIT #702W | 42-135-04542 | CRESCENT ENGY OPER, LLC | UIC | 700 | -- | 5,707–5,850 |
| Active | EAST HARPER UNIT #315W | 42-135-03290 | AGHORN OPER, INC | Injection | 700 | -- | 3,857–4,150 |
| Active | FOSTER-JOHNSON UNIT #1516W | 42-135-04848 | AGHORN OPER, INC | Injection | 700 | -- | 4,043–4,260 |
| Active | FOSTER-JOHNSON UNIT #510W | 42-135-30635 | AGHORN OPER, INC | Injection | 700 | -- | 4,093–4,153 |
| Active | FOSTER-JOHNSON UNIT #306W | 42-135-04019 | AGHORN OPER, INC | Injection | 700 | -- | 3,963–4,226 |
| Active | FOSTER-JOHNSON UNIT #506W | 42-135-04147 | AGHORN OPER, INC | Injection | 700 | -- | 4,025–4,245 |
| Active | GOLDSMITH-LANDRETH /DEEP/ UNIT #2 | 42-135-03420 | OCCIDENTAL PERMIAN LTD | Injection | 700 | -- | 6,132–6,336 |
| Active | FOSTER-JOHNSON UNIT #324W | 42-135-30875 | AGHORN OPER, INC | Injection | 700 | -- | 4,176–4,257 |
| Active | GOLDSMITH-LANDRETH /DEEP/ UNIT #150W | 42-135-08591 | OCCIDENTAL PERMIAN LTD | UIC | 700 | -- | 6,150–6,248 |
| Active | EDWARDS FIELD GRAYBURG UNIT #717W | 42-135-05863 | AD ASTRA RESOURCES, LLC | Injection | 667 | -- | 3,210–3,700 |
| Active | EDWARDS FIELD GRAYBURG UNIT #205 | 42-135-06045 | AD ASTRA RESOURCES, LLC | Injection | 667 | -- | 3,265–3,700 |
| Active | EAST HARPER UNIT #339W | 42-135-02955 | AGHORN OPER, INC | Injection | 650 | -- | 3,858–4,370 |
| Active | SLATOR #2 | 42-135-36267 | LAST MILE PRODUCTION, LLC | Injection | 650 | -- | 4,422–4,451 |
| Active | PENWELL UNIT #4228W | 42-135-01392 | CROSS TIMBERS ENGY, LLC | Injection | 650 | -- | 3,460–3,709 |
| Active | PENWELL UNIT #4348W | 42-135-01524 | CROSS TIMBERS ENGY, LLC | Injection | 650 | -- | 3,252–3,720 |
| Active | N. CONCHO BLUFF QUEEN UNIT #42W | 42-135-21055 | OXY USA WTP EOR, LLC | Injection | 600 | -- | 4,470–4,488 |
| Active | MOSS, PAUL UNIT #159W | 42-135-32065 | R3 OPERATING CORPORATION | Injection | 600 | -- | 4,200–4,415 |
| Active | GOLDSMITH-LANDRETH /DEEP/ UNIT #115W | 42-135-06154 | OCCIDENTAL PERMIAN LTD | Injection | 600 | -- | 5,386–6,323 |
| Active | FOSTER-JOHNSON UNIT #404W | 42-135-04154 | AGHORN OPER, INC | Injection | 600 | -- | 3,975–4,217 |
| Active | FOSTER-JOHNSON UNIT #317W | 42-135-04030 | AGHORN OPER, INC | Injection | 600 | -- | 4,026–4,260 |
| Active | NORTH PENWELL UNIT #98 | 42-135-06437 | RING ENGY, INC | Injection | 600 | -- | 3,400–3,800 |
| Active | FOSTER, H. S., -A- #24W | 42-135-35842 | OXY USA INC | Injection | 600 | -- | 4,600–4,704 |
| Active | FOSTER, H. S., -A- #26 | 42-135-35840 | OXY USA INC | Injection | 600 | -- | 4,600–4,799 |
| Active | FOSTER-JOHNSON UNIT #1817W | 42-135-04835 | AGHORN OPER, INC | Injection | 600 | -- | 3,906–4,190 |
| Active | GIST -B- #505W | 42-135-32924 | AGHORN OPER, INC | Injection | 600 | -- | 4,240–4,370 |
| Active | FOSTER-JOHNSON UNIT #608W | 42-135-20317 | AGHORN OPER, INC | Injection | 600 | -- | 4,094–4,148 |
| Active | FOSTER-JOHNSON UNIT #903W | 42-135-03969 | AGHORN OPER, INC | Injection | 600 | -- | 3,957–4,290 |
| Active | GIST -C- #506W | 42-135-33126 | AGHORN OPER, INC | Injection | 600 | -- | 4,240–4,373 |
| Active | GIST -A- #510W | 42-135-33128 | AGHORN OPER, INC | Injection | 600 | -- | 4,240–4,512 |
| Active | FOSTER-JOHNSON UNIT #601W | 42-135-03902 | AGHORN OPER, INC | Injection | 600 | -- | 4,000–4,190 |
| Active | ECTOR-AI-FEE #3 L | 42-135-05337 | AGHORN OPER, INC | UIC | 600 | -- | 5,720–5,730 |
| Active | FOSTER-JOHNSON UNIT #305W | 42-135-04018 | AGHORN OPER, INC | Injection | 600 | -- | 3,942–4,215 |
| Active | FOSTER-JOHNSON UNIT #1601W | 42-135-04827 | AGHORN OPER, INC | Injection | 600 | -- | 4,024–4,216 |
| Active | FOSTER-JOHNSON UNIT #205W | 42-135-04140 | AGHORN OPER, INC | Injection | 600 | -- | 4,075–4,280 |
| Active | FOSTER-JOHNSON UNIT #206W | 42-135-04141 | AGHORN OPER, INC | Injection | 600 | -- | 4,068–4,280 |
| Active | JENNIFER (QUEEN) UNIT #39WI | 42-135-35143 | RICHLAND RES CORP | Injection | 575 | -- | 4,488–4,528 |
| Active | JENNIFER (QUEEN) UNIT #4WI | 42-135-34846 | RICHLAND RES CORP | Injection | 525 | -- | 4,500–4,540 |
| Active | JENNIFER (QUEEN) UNIT #36WI | 42-135-35662 | RICHLAND RES CORP | Injection | 525 | -- | 4,485–4,519 |
| Active | JOHNSON, J. L. "B" #81WL | 42-135-32691 | BASIN OIL & GAS OPER, LLC | Injection | 500 | -- | 5,240–5,290 |
| Active | JOHNSON, J. L. "B" #82WL | 42-135-32694 | BASIN OIL & GAS OPER, LLC | Injection | 500 | -- | 5,250–5,295 |
| Active | S. FOSTER GBSA UNIT #106W | 42-135-20130 | OXY USA INC | Injection | 500 | -- | 4,368–4,499 |
| Active | EAST HARPER UNIT #348W | 42-135-02930 | AGHORN OPER, INC | Injection | 500 | -- | 3,860–4,280 |
| Active | FOSTER GBSA UNIT #611W | 42-135-10739 | OXY USA INC | Injection | 500 | -- | 4,050–4,310 |
| Active | FOSTER GBSA UNIT #610W | 42-135-10738 | OXY USA INC | Injection | 500 | -- | 4,100–4,296 |
| Active | FOSTER GBSA UNIT #308W | 42-135-21310 | OXY USA INC | Injection | 500 | -- | 4,199–4,256 |
| Active | FOSTER GBSA UNIT #213W | 42-135-30475 | OXY USA INC | Injection | 500 | -- | 3,936–4,125 |
| Active | S. FOSTER GBSA UNIT #206W | 42-135-21339 | OXY USA INC | Injection | 500 | -- | 4,314–4,449 |
| Active | GOLDSMITH, C. A., ETAL #1545W | 42-135-34802 | HILCORP ENGY CO | Injection | 500 | -- | 5,360–6,242 |
| Active | EAST HARPER UNIT #311W | 42-135-02951 | AGHORN OPER, INC | Injection | 500 | -- | 3,875–4,262 |
| Active | JOHNSON GBSA UNIT #1306W | 42-135-20369 | OXY USA WTP LP | Injection | 500 | -- | 4,113–4,159 |
| Active | JUDKINS, CHARLIE, ETAL #403W | 42-135-33968 | AGHORN OPER, INC | Injection | 500 | -- | 4,340–4,578 |
| Active | GOLDSMITH, C. A., ETAL #1317W | 42-135-30491 | HILCORP ENGY CO | Injection | 500 | -- | 5,542–5,826 |
| Active | CROSS, J. T. #4 | 42-135-31454 | ACOMA OPER, LLC | Injection | 500 | -- | 3,801–4,005 |
| Active | HOLT, O.B. GRBG #124W | 42-135-31370 | OLSEN ENGY INC | Injection | 500 | -- | 4,498–4,529 |
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.