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 | EMMONS UNIT #119W | 42-135-31437 | AGHORN OPER, INC | Injection | 1,200 | -- | 4,465–4,582 |
| Active | TXL SOUTH UNIT #102W | 42-135-07105 | FORMENTERA OPERATIONS LLC | Injection | 1,200 | -- | 5,450–6,360 |
| Active | TXL SOUTH UNIT #401W | 42-135-05953 | FORMENTERA OPERATIONS LLC | Injection | 1,200 | -- | 5,380–6,460 |
| Active | NORTH PENWELL UNIT #212W | 42-135-36456 | RING ENGY, INC | Injection | 1,200 | -- | 3,400–4,800 |
| Active | NORTH COWDEN UNIT #1380W | 42-135-35710 | OCCIDENTAL PERMIAN LTD | Injection | 1,200 | -- | 3,900–4,900 |
| Active | NORTH PENWELL UNIT #96W | 42-135-07238 | RING ENGY, INC | Injection | 1,200 | -- | 3,400–4,750 |
| Active | GIST UNIT #84W | 42-135-31403 | AGHORN OPER, INC | Injection | 1,200 | -- | 4,132–4,225 |
| Active | GIST UNIT #106W | 42-135-32202 | AGHORN OPER, INC | Injection | 1,200 | -- | 4,156–4,354 |
| Active | GIST UNIT #15W | 42-135-05291 | AGHORN OPER, INC | Injection | 1,200 | -- | 4,106–4,288 |
| Active | COWDEN, ELLIOTT F., -B- #27W | 42-135-03256 | OCCIDENTAL PERMIAN LTD | Injection | 1,200 | -- | 3,882–4,159 |
| Active | COWDEN, W. F. -A- #18W | 42-135-34537 | OCCIDENTAL PERMIAN LTD | Injection | 1,200 | -- | 5,128–5,320 |
| Active | PENWELL UNIT #2286W | 42-135-01573 | CROSS TIMBERS ENGY, LLC | Injection | 1,124 | -- | 3,264–7,380 |
| Active | PENWELL UNIT #2384W | 42-135-01675 | CROSS TIMBERS ENGY, LLC | Injection | 1,114 | -- | 3,203–3,742 |
| Active | PENWELL UNIT #3382W | 42-135-01644 | CROSS TIMBERS ENGY, LLC | Injection | 1,110 | -- | 3,395–3,723 |
| Active | JORDAN /SAN ANDRES/ UNIT #7916W | 42-135-33266 | KRF PROD CO LLC | Injection | 1,100 | -- | 3,050–3,650 |
| Active | JORDAN /SAN ANDRES/ UNIT #7915W | 42-135-33268 | KRF PROD CO LLC | Injection | 1,100 | -- | 3,060–3,680 |
| Active | JORDAN /SAN ANDRES/ UNIT #7914W | 42-135-33035 | KRF PROD CO LLC | Injection | 1,100 | -- | 3,035–3,762 |
| Active | PENWELL UNIT #3228W | 42-135-01542 | CROSS TIMBERS ENGY, LLC | Injection | 1,100 | -- | 3,562–3,736 |
| Active | WEST GRAYBURG UNIT #34W | 42-135-32722 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,878–4,320 |
| Active | WEST GRAYBURG UNIT #30W | 42-135-32730 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,830–4,300 |
| Active | WEST GRAYBURG UNIT #27W | 42-135-32724 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,874–4,330 |
| Active | WEST GRAYBURG UNIT #26W | 42-135-32723 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,903–4,348 |
| Active | RATLIFF #48W | 42-135-31815 | R3 OPERATING CORPORATION | Injection | 1,000 | -- | 4,355–4,500 |
| Active | WIGHT, L. E., MRS. -A-9- #9W | 42-135-07459 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 5,196–5,216 |
| Active | COWDEN, ELLIOTT F., -B- #26W | 42-135-03255 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,893–4,152 |
| Active | WIGHT, L. E., MRS. -4- #4W | 42-135-07427 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 5,183–5,221 |
| Active | T. P. LAND TRUST -B- #5W | 42-135-05710 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 5,100–5,248 |
| Active | COWDEN, ELLIOTT F., -B- #39W | 42-135-03268 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,945–4,240 |
| Active | HOLT, O. B. #27W | 42-135-01781 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 4,425–4,775 |
| Active | WIGHT UNIT #142W | 42-135-33343 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,100–4,280 |
| Active | WIGHT UNIT #87W | 42-135-31779 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,062–4,195 |
| Active | WIGHT UNIT #79W | 42-135-07351 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,040–4,152 |
| Active | WIGHT UNIT #44W | 42-135-07355 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,011–4,185 |
| Active | WIGHT UNIT #42W | 42-135-07401 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 3,976–4,172 |
| Active | WIGHT UNIT #39W | 42-135-84217 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,000–4,178 |
| Active | WIGHT UNIT #36W | 42-135-84212 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,082–4,212 |
| Active | WIGHT UNIT #30W | 42-135-07365 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,024–4,150 |
| Active | WIGHT UNIT #10W | 42-135-07359 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 3,969–4,282 |
| Active | WIGHT UNIT #8W | 42-135-07464 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 3,967–4,275 |
| Active | TXL SOUTH UNIT #2702W | 42-135-03757 | FORMENTERA OPERATIONS LLC | Injection | 1,000 | -- | 5,515–6,080 |
| Active | ADDIS, FRANK V. "E" #11 | 42-135-36702 | AGHORN OPER, INC | Injection | 1,000 | -- | 3,700–4,450 |
| Active | TOAD-A- #20W | 42-135-36611 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 5,139–5,330 |
| Active | JOHNSON GBSA UNIT #604W | 42-135-04169 | OXY USA WTP LP | Injection | 1,000 | -- | 3,962–4,196 |
| Active | JOHNSON GBSA UNIT #601W | 42-135-03819 | OXY USA WTP LP | Injection | 1,000 | -- | 3,950–4,225 |
| Active | WIGHT UNIT #150W | 42-135-36416 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,000–4,390 |
| Active | TXL SOUTH UNIT #1807W | 42-135-07116 | FORMENTERA OPERATIONS LLC | Injection | 1,000 | -- | 5,915–6,398 |
| Active | TXL SOUTH UNIT #1801A | 42-135-07110 | FORMENTERA OPERATIONS LLC | Injection | 1,000 | -- | 5,369–5,863 |
| Active | TXL SOUTH UNIT #1207W | 42-135-03805 | FORMENTERA OPERATIONS LLC | Injection | 1,000 | -- | 5,410–5,815 |
| Active | TXL SOUTH UNIT #403W | 42-135-05955 | FORMENTERA OPERATIONS LLC | Injection | 1,000 | -- | 5,417–5,980 |
| Active | TOAD #7 | 42-135-36076 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 4,280–5,354 |
| Active | EAST PENWELL /SAN ANDRES/ UNIT #2104W | 42-135-05098 | BCE-MACH III LLC | Injection | 1,000 | -- | 3,362–3,670 |
| Active | EAST PENWELL /SAN ANDRES/ UNIT #1906W | 42-135-08371 | BCE-MACH III LLC | Injection | 1,000 | -- | 3,270–3,716 |
| Active | TXL NORTH UNIT #731 U | 42-135-05751 | FORMENTERA OPERATIONS LLC | UIC | 1,000 | -- | 5,500–5,850 |
| Active | TXL NORTH UNIT #663W | 42-135-05406 | FORMENTERA OPERATIONS LLC | UIC | 1,000 | -- | 5,226–5,900 |
| Active | CONNELL, W. E., -B- #2W | 42-135-01535 | CROSS TIMBERS ENGY, LLC | Disposal | 1,000 | -- | 5,312–5,372 |
| Active | JOHNSON, J. L. -AB- #116W | 42-135-33498 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 4,029–4,230 |
| Active | JOHNSON, J. L. -AB- #111W | 42-135-33419 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 4,069–4,208 |
| Active | JOHNSON, J. L. -AB- #91W | 42-135-32972 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 4,018–4,180 |
| Active | JOHNSON, J. L. -AB- #75 | 42-135-32169 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 3,984–4,174 |
| Active | JOHNSON, J. L. -AB- #41W | 42-135-03988 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 3,950–4,260 |
| Active | ADDIS, FRANK V. -C- #6 | 42-135-38236 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,650–4,600 |
| Active | FOSTER, H. S. #17W | 42-135-38833 | OXY USA INC | Injection | 1,000 | -- | 4,400–4,600 |
| Active | FOSTER, H. C. #20 | 42-135-38735 | LAGUNA PETRO CORP | Injection | 1,000 | -- | 3,750–4,600 |
| Active | JOHNSON, J. L. -31- #27W | 42-135-38743 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 3,986–4,170 |
| Active | FOSTER GBSA UNIT #408W | 42-135-20115 | OXY USA INC | Injection | 1,000 | -- | 3,700–4,500 |
| Active | WIGHT UNIT #37W | 42-135-84213 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 4,044–4,220 |
| Active | NORTH COWDEN UNIT #442W | 42-135-06805 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,012–4,168 |
| Active | NORTH COWDEN UNIT #491W | 42-135-04392 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,901–4,240 |
| Active | NORTH COWDEN UNIT #12WI | 42-135-30550 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,190–4,588 |
| Active | NORTH COWDEN UNIT #373W | 42-135-06795 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,054–4,540 |
| Active | WITCHER, J. E. #108W | 42-135-37955 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,900–4,200 |
| Active | ECTOR -AO- FEE #3 | 42-135-20384 | AGHORN OPER, INC | Injection | 1,000 | -- | 3,900–4,417 |
| Active | HOLT, O. B., JR., ETAL #10W | 42-135-36693 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 5,165–5,335 |
| Active | KAYSER, EVA #16 | 42-135-36704 | AGHORN OPER, INC | Injection | 1,000 | -- | 3,700–4,450 |
| Active | WIGHT UNIT #159 | 42-135-36601 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 3,905–4,400 |
| Active | TOAD #12W | 42-135-36599 | TEXLAND PETRO, L.P | Injection | 1,000 | -- | 5,154–5,324 |
| 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 | GRAYBURG GAS UNIT IX #2 | 42-135-33667 | SCOUT ENGY MANAGEMENT LLC | Injection | 1,000 | -- | 3,918–3,994 |
| Active | LONGBOTHAM, CORA -A- #7W | 42-135-32838 | AGHORN OPER, INC | Injection | 1,000 | -- | 8,100–9,150 |
| Active | WITCHER, J. E. #57 | 42-135-06942 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 3,800–4,400 |
| Active | GIST -B- #521W | 42-135-35566 | AGHORN OPER, INC | Injection | 1,000 | -- | 4,308–4,550 |
| Active | GIST -A- #519W | 42-135-35560 | AGHORN OPER, INC | Injection | 1,000 | -- | 4,218–4,495 |
| Active | EAST HARPER UNIT #304W | 42-135-07467 | AGHORN OPER, INC | Injection | 1,000 | -- | 3,899–4,315 |
| Active | SOUTH FOSTER UNIT #43W | 42-135-08148 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,182–4,320 |
| Active | NORTH COWDEN UNIT #93WI | 42-135-33318 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 4,081–4,382 |
| Active | GIST -C- #515W | 42-135-34032 | AGHORN OPER, INC | Injection | 1,000 | -- | 4,456–4,570 |
| Active | JOHNSON, J. L. -AB- #89 | 42-135-32757 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 3,994–4,156 |
| Active | GOLDSMITH-LANDRETH /DEEP/ UNIT #148W | 42-135-08589 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | -- | 6,182–6,324 |
| Active | WIGHT, L. E., MRS. -A-9- #6 | 42-135-07456 | UNITED OIL & SHALE LLC | Injection | 1,000 | -- | 5,156–5,212 |
| Active | JOHNSON, J. L. -AB- #122 | 42-135-33624 | BASIN OIL & GAS OPER, LLC | Injection | 1,000 | -- | 3,950–4,320 |
| Active | CUMMINS -D- #27W | 42-135-20399 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,150–4,350 |
| Active | CUMMINS -D- #6W | 42-135-00087 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,100–4,310 |
| Active | CUMMINS -C- #42W | 42-135-20477 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,170–4,350 |
| Active | CUMMINS -C- #39W | 42-135-20480 | HILCORP ENGY CO | Injection | 1,000 | -- | 4,150–4,350 |
| Active | EAST HARPER UNIT #224W | 42-135-03041 | AGHORN OPER, INC | Injection | 1,000 | -- | 4,158–4,405 |
| Active | EAST HARPER UNIT #119W | 42-135-02874 | AGHORN OPER, INC | Injection | 1,000 | -- | 4,050–4,303 |
| Active | PARKER, J. E. #3D | 42-135-05361 | ACOMA OPER, LLC | Injection | 1,000 | -- | 3,955–4,237 |
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.