Saltwater Disposal Wells in Willacy County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
33
Permitted Capacity
82,100 bbl/d
Injected 12mo (thru 2025-06)
2.0M bbl
UIC Permits All Time
173
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Plugged | WILLAMAR WEST UNIT #25 | 42-489-00288 | CITATION OIL & GAS CORP | Injection | 1,500 | -- | 7,650–7,964 |
| Plugged | WILLAMAR WEST UNIT #150WI | 42-489-30720 | CITATION OIL & GAS CORP | Injection | 1,500 | -- | 7,650–8,150 |
| Plugged | WILLAMAR WEST UNIT #151WI | 42-489-30719 | CITATION OIL & GAS CORP | Injection | 1,500 | -- | 7,650–8,150 |
| Cancelled | WILLAMAR WEST UNIT #152 | 42-489-30727 | CITATION OIL & GAS CORP | Injection | 1,500 | -- | 7,650–8,150 |
| Plugged | WILLAMAR WEST MIOCENE UNIT #33 | 42-489-30726 | CITATION OIL & GAS CORP | Injection | 1,500 | -- | 7,650–8,150 |
| Plugged | SAUZ RANCH MULATOS PASTURE #43 | 42-489-00163 | YOUNGBLOOD, C. S. III | Injection | 1,500 | -- | 7,840–7,930 |
| Cancelled | SAUZ RANCH MULATOS PASTURE #39 | 42-489-00177 | CHESTNUT EXPLOR. AND PROD., INC | Injection | 1,500 | -- | 7,824–7,939 |
| Cancelled | SAUZ RANCH MULATOS PASTURE #2 | 42-489-00189 | CHESTNUT EXPLOR. AND PROD., INC | Injection | 1,500 | -- | 7,817–7,926 |
| Plugged | SAUZ RANCH MULATOS PASTURE #49 | 42-489-00162 | YOUNGBLOOD, C. S. III | Injection | 1,500 | -- | 7,907–7,950 |
| Cancelled | SAUZ RANCH MULATOS PASTURE #185 | 42-489-30846 | YOUNGBLOOD, C. S. III | Injection | 1,500 | -- | 7,864–7,935 |
| Plugged | SAUZ RANCH MULATOS PASTURE #61 | 42-489-00187 | CHESTNUT EXPLOR. AND PROD., INC | Injection | 1,500 | -- | 7,848–7,920 |
| Plugged | YTURRIA CATTLE CO. -B- #1 | 42-489-00613 | MABEE PETRO CORP | UIC | 1,500 | -- | 6,170–6,172 |
| Cancelled | SAUZ RANCH MULATOS PASTURE #69 | 42-489-00000 | HUMBLE OIL & REFINING CO. | UIC | 1,500 | -- | 7,670–7,720 |
| Plugged | WILLAMAR WEST UNIT SWD #132 | 42-489-20034 | CITATION OIL & GAS CORP | Disposal | 1,300 | -- | 3,200–3,700 |
| Plugged | SAUZ RANCH MULATOS PASTURE #63 | 42-489-00223 | YOUNGBLOOD, C. S. III | Injection | 1,000 | -- | 7,705–7,738 |
| Plugged | YTURRIA, FRANK D. #307 | 42-489-31026 | CODY ENGY LLC | Injection | 1,000 | -- | 4,696–4,900 |
| Inactive | 7300' GAS UNIT #1 | 42-489-30939 | PROLINE ENERGY RESOURCES INC | Disposal | 1,000 | -- | 2,700–4,900 |
| Plugged | SAUZ RANCH MULATOS PASTURE #64 | 42-489-00279 | CHESTNUT EXPLOR. AND PROD., INC | Injection | 1,000 | -- | 7,706 |
| Plugged | YTURRIA CATTLE CO. #8D | 42-489-30698 | DURANGO RES CORP | Disposal | 1,000 | -- | 3,105–3,210 |
| Plugged | PARHAM, ELLIE #1 | 42-489-30038 | WHITTINGTON OPER CO | Disposal | 1,000 | -- | 2,910–3,040 |
| Plugged | SAUZ RANCH MULATOS PASTURE #59 | 42-489-00153 | HUMBLE OIL & REFINING CO. | UIC | 1,000 | -- | 7,935–7,970 |
| Inactive | WILLAMAR WEST UNIT #61 | 42-489-00252 | CITATION OIL & GAS CORP | Injection | 1,000 | -- | 7,862–7,972 |
| Cancelled | SAUZ RANCH MULATOS PASTURE #52 | 42-489-00000 | HUMBLE OIL & REFINING CO. | UIC | 1,000 | -- | 8,024–8,066 |
| Cancelled | SAUZ RANCH MULATOS PASTURE #105 | 42-489-00000 | HUMBLE OIL & REFINING CO. | UIC | 1,000 | -- | 7,924–7,955 |
| Plugged | PARHAM, ELLIE #4D | 42-489-30623 | MODERN EXPL, INC | Disposal | 900 | -- | 2,010–2,546 |
| Plugged | YTURRIA L & C CO. NCT-2 #49 | 42-489-30101 | CODY ENGY LLC | Disposal | 900 | -- | 3,200–4,310 |
| Plugged | YTURRIA CATTLE CO. #17 | 42-489-00678 | MABEE PETRO CORP | Disposal | 800 | -- | 2,256–2,300 |
| Plugged | BELL, S. H. -B- #2 D | 42-489-00228 | YOUNGBLOOD, C. S. III | Disposal | 700 | -- | 3,420–3,497 |
| Plugged | YTURRIA L & C CO. NCT-2 #48WD | 42-489-30086 | TEXACO E & P INC | Disposal | 600 | -- | 3,150–3,950 |
| Plugged | YTURRIA L&C CO.NCT-2 #43 | 42-489-30599 | CODY ENGY LLC | Injection | 500 | -- | 4,665–4,694 |
| Plugged | LA SAL VIEJA #3D | 42-489-00531 | APC OPER PARTNERSHIP | Disposal | 500 | -- | 2,650–4,900 |
| Cancelled | WILLAMAR WEST MIOCENE UNIT #M 44 | 42-489-30126 | CITATION OIL & GAS CORP | Injection | 450 | -- | 7,862–7,954 |
| Cancelled | WILLAMAR WEST UNIT #141 | 42-489-30125 | CITATION OIL & GAS CORP | Injection | 450 | -- | 7,852–7,970 |
| Plugged | WILLAMAR WEST UNIT #138 | 42-489-30128 | CITATION OIL & GAS CORP | Injection | 450 | -- | 7,852–7,964 |
| Plugged | TODD, CHESS #4D | 42-489-00507 | SMITH PROD INC | Disposal | 450 | -- | 4,100–4,700 |
| Plugged | ARMENDAIZ ET AL #1D | 42-489-30032 | MUELLER ENGINEERING CORP | Disposal | 400 | -- | 1,030–1,600 |
| Cancelled | ARMENDIAZ #3 | 42-489-00000 | COX, EDWIN L | Disposal | 200 | -- | 570–612 |
| Plugged | WILLAMAR WEST UNIT #9 | 42-489-00260 | TEXACO INC | UIC | 0 | -- | -- |
| Plugged | WILLAMAR EAST UNIT #23 | 42-489-00661 | CITATION OIL & GAS CORP | UIC | 0 | -- | 7,600 |
| Cancelled | WILLAMAR WEST UNIT #157WS | 42-489-00329 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Cancelled | WILLAMAR WEST UNIT #231WS | 42-489-00227 | CITATION OIL & GAS CORP | UIC | 0 | -- | 7,600 |
| Plugged | YTURRIA L & C CO. NCT-2 #21 | 42-489-00603 | TEXACO INC | UIC | 0 | -- | 3,750 |
| Plugged | YTURRIA L. & L. CO. -A- NCT-1 #30WD | 42-489-00640 | TEXACO INC | UIC | 0 | -- | 3,200 |
| Plugged | WILLAMAR WEST UNIT #89 | 42-489-00360 | CITATION OIL & GAS CORP | Injection | 0 | -- | 7,763–7,830 |
| Inactive | WILLAMAR WEST MIOCENE UNIT #37 | 42-489-30763 | CITATION OIL & GAS CORP | Injection | 0 | -- | 6,248–6,260 |
| Plugged | YTURRIA CATTLE CO. #14 | 42-489-00649 | MABEE PETRO CORP | Injection | 0 | -- | -- |
| Inactive | WILLAMAR EAST UNIT #3 | 42-489-00241 | CITATION OIL & GAS CORP | Injection | 0 | -- | 7,606–7,644 |
| Plugged | WILLAMAR WEST MIOCENE UNIT #M 13 | 42-489-30119 | CITATION OIL & GAS CORP | Disposal | 0 | -- | 3,250–4,450 |
| Plugged | SAUZ RANCH MULATOS PASTURE #120 | 42-489-00210 | YOUNGBLOOD, C. S. III | UIC | 0 | -- | 3,226 |
| Plugged | WILLAMAR WEST UNIT #7 | 42-489-00257 | TEXACO INC | UIC | 0 | -- | -- |
| Cancelled | WILLAMAR WEST UNIT #125 | 42-489-00456 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #122 | 42-489-00373 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #120 | 42-489-00349 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Cancelled | WILLAMAR WEST UNIT #118 | 42-489-00347 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Cancelled | WILLAMAR WEST UNIT #117 | 42-489-00346 | CITATION OIL & GAS CORP | UIC | 0 | -- | 3,300 |
| Plugged | WILLAMAR WEST UNIT #116 | 42-489-00455 | CITATION OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #115 | 42-489-00419 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Cancelled | WILLAMAR WEST UNIT #113 | 42-489-00458 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #111 | 42-489-00426 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #109 | 42-489-00424 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Cancelled | WILLAMAR WEST UNIT #88 | 42-489-00377 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #87 | 42-489-00362 | CITATION OIL & GAS CORP | UIC | 0 | -- | 7,730–7,827 |
| Cancelled | WILLAMAR WEST UNIT #64 | 42-489-00230 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #50 | 42-489-00417 | CITATION OIL & GAS CORP | Injection | 0 | -- | -- |
| Plugged | SAUZ RANCH MULATOS PASTURE #208 | 42-489-30896 | YOUNGBLOOD, C. S. III | Injection | 0 | -- | 7,860 |
| Plugged | SAUZ RANCH MULATOS PASTURE #210 | 42-489-30898 | YOUNGBLOOD, C. S. III | Injection | 0 | -- | 7,835 |
| Inactive | WILLAMAR EAST UNIT #8 | 42-489-00246 | CITATION OIL & GAS CORP | Injection | 0 | -- | 7,544–7,566 |
| Plugged | SAUZ RANCH MULATOS PASTURE #16 | 42-489-00213 | YOUNGBLOOD, C. S. III | Injection | 0 | -- | 7,798–7,850 |
| Plugged | WILLAMAR WEST UNIT #49 | 42-489-00395 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | WILLAMAR WEST UNIT #37 | 42-489-00322 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
| Plugged | TODD, CHESS #1WD | 42-489-00487 | TEXAS, L. PETRO, INC | UIC | 0 | -- | 3,816 |
| Cancelled | WILLAMAR WEST UNIT #35 | 42-489-00323 | CITATION OIL & GAS CORP | UIC | 0 | -- | 3,300 |
| Cancelled | WILLAMAR WEST UNIT #18 | 42-489-00259 | CITATION OIL & GAS CORP | UIC | 0 | -- | -- |
page 2 of 2 · 173 wells
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.