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 | MOSS, PAUL UNIT #68 | 42-135-10238 | R3 OPERATING CORPORATION | Injection | 600 | -- | 4,078–4,328 |
| Active | EDWARDS UNIT #24W | 42-135-10551 | PFOG OPERATIONS, LLC | Injection | 500 | -- | 4,318–4,369 |
| Active | GOLDSMITH SAN ANDRES UNIT #1175 | 42-135-30091 | HILCORP ENGY CO | Injection | 500 | -- | 3,854–5,111 |
| Active | MOOSE QUEEN UNIT #1W | 42-135-06071 | VISION OIL AND GAS LLC | Injection | 500 | -- | 4,480–4,552 |
| Active | MOOSE QUEEN UNIT #16W | 42-135-30564 | VISION OIL AND GAS LLC | Injection | 500 | -- | 4,519–4,549 |
| Active | MOOSE QUEEN UNIT #8R | 42-135-07202 | VISION OIL AND GAS LLC | Injection | 500 | -- | 4,490–4,550 |
| Active | MOOSE QUEEN UNIT #10 | 42-135-84545 | VISION OIL AND GAS LLC | Injection | 300 | -- | 4,500–4,578 |
| Active | NOTREES STORAGE UNIT #3 | 42-135-00000 | WINDLAND ENERGY, LLC | UIC | 0 | -- | 1,506–2,600 |
| Active | COWDEN, E.W. ET AL #4 | 42-135-10266 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | COWDEN, E.W. ET AL #3 | 42-135-02844 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | COWDEN, E.W. ET AL #5 | 42-135-10561 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | SHOE BAR RANCH #1CS | 42-135-44040 | OXY LOW CARBON VENTURES, LLC | UIC | 0 | -- | 4,462–5,156 |
| Active | NOTREES STORAGE UNIT #1 | 42-135-00000 | WINDLAND ENERGY, LLC | UIC | 0 | -- | 1,520–2,600 |
| Active | SHOE BAR RANCH #2CS | 42-135-44041 | OXY LOW CARBON VENTURES, LLC | UIC | 0 | -- | 4,464–5,117 |
| Active | COWDEN, E.W. ET AL #9 | 42-135-31476 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | COWDEN, E.W. ET AL #7 | 42-135-30117 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | COWDEN, E.W. ET AL #8 | 42-135-30231 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | COWDEN, E.W. ET AL #1 | 42-135-02847 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | SHOE BAR RANCH #3CS | 42-135-44062 | OXY LOW CARBON VENTURES, LLC | UIC | 0 | -- | 4,398–5,085 |
| Active | COWDEN, E.W. ET AL #10 | 42-135-31493 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | COWDEN, E.W. ET AL #2 | 42-135-08856 | REXTAC, LLC | UIC | 0 | -- | 2,000–2,800 |
| Active | NOTREES STORAGE UNIT #2 | 42-135-00000 | WINDLAND ENERGY, LLC | UIC | 0 | -- | 1,533–2,600 |
| Plugged | GOLDSMITH, C. A., ETAL #1902 | 42-135-39800 | HILCORP ENGY CO | Injection | 2,000 | 353,584 | 4,969–7,867 |
| Plugged | NORTH PENWELL UNIT #222W | 42-135-36422 | RING ENGY, INC | Injection | 1,200 | 320,197 | 3,400–4,800 |
| Plugged | NORTH COWDEN UNIT #574W | 42-135-30375 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 232,906 | 4,060–4,421 |
| Plugged | NORTH COWDEN UNIT #1023W | 42-135-31836 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 188,997 | 3,700–5,600 |
| Plugged | NORTH PENWELL UNIT #100 W | 42-135-06442 | RING ENGY, INC | Injection | 1,500 | 184,712 | 3,400–4,800 |
| Plugged | NORTH COWDEN UNIT #87WI | 42-135-32902 | OCCIDENTAL PERMIAN LTD | Injection | 2,000 | 133,593 | 3,700–5,600 |
| Plugged | GOLDSMITH-LANDRETH /DEEP/ UNIT #569 | 42-135-42169 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 124,321 | 5,200–6,800 |
| Plugged | NORTH COWDEN UNIT #1325W | 42-135-35816 | OCCIDENTAL PERMIAN LTD | Injection | 900 | 108,288 | 3,900–4,900 |
| Plugged | NORTH COWDEN UNIT #6WI | 42-135-30544 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 105,154 | 4,269–4,729 |
| Plugged | NORTH COWDEN UNIT #405W | 42-135-08273 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 98,895 | 3,900–4,800 |
| Plugged | NORTH PENWELL UNIT #141W | 42-135-06448 | RING ENGY, INC | Injection | 2,500 | 91,341 | 3,491–3,760 |
| Plugged | NORTH COWDEN UNIT #1381W | 42-135-35741 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 87,740 | 3,700–5,600 |
| Plugged | NORTH COWDEN UNIT #1492 | 42-135-37155 | OCCIDENTAL PERMIAN LTD | Injection | 2,000 | 84,938 | 3,900–4,900 |
| Plugged | NORTH COWDEN UNIT #1150 | 42-135-34382 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 83,991 | 3,700–5,600 |
| Plugged | NORTH COWDEN UNIT #1191W | 42-135-35144 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 80,201 | 3,700–5,600 |
| Plugged | RHODES COWDEN UNIT #423W | 42-135-30144 | OXY USA WTP LP | Injection | 1,500 | 78,170 | 4,000–4,350 |
| Plugged | NORTH COWDEN UNIT #1172W | 42-135-34856 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 70,286 | 3,700–5,600 |
| Plugged | EAST COWDEN (GRAYBURG) UNIT #36W | 42-135-31619 | BASIN OIL & GAS OPER, LLC | Injection | 2,500 | 69,976 | 4,220–4,418 |
| Plugged | NORTH COWDEN UNIT #1189 | 42-135-34928 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 67,774 | 3,700–5,600 |
| Plugged | NORTH COWDEN UNIT #451W | 42-135-07346 | OCCIDENTAL PERMIAN LTD | Injection | 900 | 65,200 | 4,021–4,351 |
| Plugged | NORTH COWDEN UNIT #1414 | 42-135-36665 | OCCIDENTAL PERMIAN LTD | Injection | 1,275 | 65,038 | 4,160–4,625 |
| Plugged | NORTH COWDEN UNIT #447W | 42-135-08820 | OCCIDENTAL PERMIAN LTD | Injection | 5,550 | 62,739 | 3,250–5,600 |
| Plugged | WITCHER, J. E. #24W | 42-135-06916 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 62,310 | 3,882–4,190 |
| Plugged | NORTH COWDEN UNIT #324W | 42-135-07486 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 60,746 | 3,700–4,800 |
| Plugged | NORTH COWDEN UNIT #382W | 42-135-07380 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 58,679 | 3,700–5,600 |
| Plugged | NORTH COWDEN UNIT #434W | 42-135-08795 | OCCIDENTAL PERMIAN LTD | Injection | 800 | 53,887 | 4,051–4,339 |
| Plugged | JOHNSON, J. L. -B- #153 | 42-135-34165 | BASIN OIL & GAS OPER, LLC | Injection | 2,500 | 49,585 | 4,008–4,290 |
| Plugged | NORTH COWDEN UNIT #328W | 42-135-07384 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 46,968 | 3,700–5,600 |
| Plugged | CORRIGAN COWDEN UNIT #204W | 42-135-32004 | OXY USA INC | Injection | 2,000 | 40,592 | 4,100–4,600 |
| Plugged | NORTH COWDEN UNIT #341W | 42-135-07332 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 40,317 | 3,700–5,600 |
| Plugged | JORDAN UNIVERSITY UNIT #431W | 42-135-30412 | CITATION OIL & GAS CORP | Injection | 2,000 | 39,766 | 3,100–3,800 |
| Plugged | NORTH COWDEN UNIT #136W | 42-135-01722 | OCCIDENTAL PERMIAN LTD | Injection | 5,025 | 37,417 | 3,800–4,800 |
| Plugged | NORTH COWDEN UNIT #254W | 42-135-07720 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 36,674 | 4,000–5,600 |
| Plugged | NORTH COWDEN UNIT #95W | 42-135-01701 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 36,343 | 4,062–5,000 |
| Plugged | RHODES COWDEN UNIT #424W | 42-135-30682 | OXY USA WTP LP | Injection | 1,500 | 34,640 | 4,000–4,350 |
| Plugged | COWDEN, J. M. R/A -B- #99W | 42-135-02825 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 30,566 | 4,900–5,500 |
| Plugged | BAGLEY -A- #16W | 42-135-31657 | OXY USA WTP LP | Injection | 5,000 | 26,666 | 4,000–4,500 |
| Plugged | GOLDSMITH, C. A., ETAL #848W | 42-135-01219 | XTO ENGY INC | Injection | 2,000 | 25,834 | 4,969–7,867 |
| Plugged | NORTH COWDEN UNIT #118W | 42-135-01732 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 25,819 | 3,700–5,600 |
| Plugged | WITCHER, J. E. #34 | 42-135-06926 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 24,408 | 3,899–4,217 |
| Plugged | NORTH COWDEN UNIT #503W | 42-135-20210 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 24,316 | 4,200–4,604 |
| Plugged | NORTH COWDEN UNIT #530W | 42-135-30053 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 22,631 | 3,950–4,800 |
| Plugged | EAST HARPER UNIT #111W | 42-135-02879 | AGHORN OPER, INC | Injection | 500 | 22,022 | 4,086–4,282 |
| Plugged | NORTH COWDEN UNIT #519W | 42-135-07560 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 21,483 | 3,700–5,600 |
| Plugged | EAST COWDEN (GRAYBURG) UNIT #83 | 42-135-35954 | BASIN OIL & GAS OPER, LLC | Injection | 1,500 | 13,037 | 4,087–4,650 |
| Plugged | SOUTH FOSTER UNIT #196W | 42-135-35861 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 12,457 | 3,800–4,400 |
| Plugged | EAST PENWELL /SAN ANDRES/ UNIT #1212 | 42-135-34260 | SABINAL ENGY OPER, LLC | Injection | 2,000 | 11,949 | 3,400–3,745 |
| Plugged | NORTH COWDEN UNIT #147W | 42-135-01892 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 10,442 | 3,700–5,600 |
| Plugged | TXL SOUTH UNIT #1201 | 42-135-03978 | FORMENTERA OPERATIONS LLC | Injection | 2,000 | 10,113 | 5,300–6,500 |
| Plugged | RHODES COWDEN UNIT #644W | 42-135-20193 | OXY USA WTP LP | Injection | 1,500 | 8,008 | 4,000–4,300 |
| Plugged | RHODES COWDEN UNIT #686W | 42-135-35927 | OXY USA WTP LP | Injection | 1,000 | 7,685 | 4,111–4,157 |
| Plugged | NORTH COWDEN UNIT #479W | 42-135-06112 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 7,282 | 3,900–4,800 |
| Plugged | RHODES COWDEN UNIT #676W | 42-135-35758 | OXY USA WTP LP | Injection | 1,000 | 6,444 | 4,090–4,130 |
| Plugged | FOSTER, H. S., -B- #6W | 42-135-35304 | OXY USA INC | Injection | 1,400 | 5,370 | 4,652–4,722 |
| Plugged | SOUTH FOSTER UNIT #181W | 42-135-35496 | OCCIDENTAL PERMIAN LTD | Injection | 1,000 | 5,145 | 4,140–4,280 |
| Plugged | FOSTER-JOHNSON UNIT #1409W | 42-135-30079 | AGHORN OPER, INC | Injection | 600 | 3,489 | 4,150–4,300 |
| Plugged | FOSTER, H. C. #1W | 42-135-04908 | LAGUNA PETRO CORP | Injection | 2,000 | 356 | 3,725–4,550 |
| Plugged | NORTH COWDEN UNIT #1574 | 42-135-38928 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 146 | 3,700–5,600 |
| Plugged | EAST PENWELL /SAN ANDRES/ UNIT #821 W | 42-135-38568 | SABINAL ENGY OPER, LLC | Injection | 2,000 | 53 | 3,400–3,870 |
| Plugged | SOUTH FOSTER UNIT #4WI | 42-135-11058 | OCCIDENTAL PERMIAN LTD | Injection | 1,500 | 46 | 3,750–4,600 |
| Plugged | NORTH COWDEN UNIT #202W | 42-135-07975 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | 3 | 3,700–5,600 |
| Plugged | SWD PARKS BELL #3301 | 42-135-42040 | OWL SWD OPER, LLC | Disposal | 20,000 | -- | 4,900–5,600 |
| Plugged | CONNELL, W. E., NCT-1 #43D | 42-135-01453 | CROSS TIMBERS ENGY, LLC | Injection | 20,000 | -- | 6,550–8,948 |
| Cancelled | BIG GULP SWD #102 #102 | 42-135-43898 | RING ENGY, INC | Injection | 20,000 | -- | 3,660–7,000 |
| Plugged | THOMAS, A. E., -A- NCT-1 #5W | 42-135-07083 | AGHORN OPER, INC | Injection | 20,000 | -- | 8,000–10,000 |
| Cancelled | BIG GULP SWD #101 #101 | 42-135-43882 | RING ENGY, INC | Injection | 20,000 | -- | 3,670–7,200 |
| Inactive | CONNELL, W. E. NCT-3 #56D | 42-135-01441 | CROSS TIMBERS ENGY, LLC | Injection | 10,000 | -- | 6,600–8,900 |
| Plugged | NORTH COWDEN UNIT #307W | 42-135-02758 | OCCIDENTAL PERMIAN LTD | Injection | 5,025 | -- | 3,800–4,600 |
| Plugged | NORTH COWDEN UNIT #1242W | 42-135-35445 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 3,700–5,600 |
| Plugged | NORTH COWDEN UNIT #265W | 42-135-02804 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 3,700–5,000 |
| Plugged | GOLDSMITH-LANDRETH /DEEP/ UNIT #575 | 42-135-42171 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 5,200–6,800 |
| Plugged | GOLDSMITH ADOBE UNIT #1723 | 42-135-37949 | CONTANGO RES, LLC | Injection | 5,000 | -- | 5,040–7,329 |
| Plugged | GOLDSMITH-LANDRETH /DEEP/ UNIT #66W | 42-135-06518 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 5,200–6,400 |
| Plugged | NORTH COWDEN UNIT #71WI | 42-135-31716 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 3,700–5,600 |
| Plugged | GOLDSMITH ADOBE UNIT #1403W | 42-135-05833 | CRESCENT ENGY OPER, LLC | Injection | 5,000 | -- | 5,040–7,329 |
| Plugged | COWDEN, ELLIOTT F. -A- #122W | 42-135-31055 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 8,400–9,000 |
| Plugged | NORTH COWDEN UNIT #349W | 42-135-08833 | OCCIDENTAL PERMIAN LTD | Injection | 5,000 | -- | 3,700–5,600 |
| Inactive | CVX 6 #49 | 42-135-41028 | CRESCENT ENGY OPER, LLC | Injection | 5,000 | -- | 5,600–6,050 |
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.