Saltwater Disposal Wells in Starr County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
49
Permitted Capacity
193,150 bbl/d
Injected 12mo (thru 2025-06)
4.2M bbl
UIC Permits All Time
424
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Plugged | SAN ROMAN,E (HCLY) WTRFLD UNT #B 50 | 42-427-31870 | YOUNGBLOOD, C. S. III | Injection | 0 | -- | 3,805 |
| Plugged | SAN ROMAN,E (HCLY) WTRFLD UNT #B 49 | 42-427-31869 | YOUNGBLOOD, C. S. III | Injection | 0 | -- | 3,805 |
| Plugged | REILLY HEIRS #8 | 42-427-04020 | SUN EXPL. & PROD. CO.-MIDLAND | UIC | 0 | -- | 4,119–4,125 |
| Plugged | SUN FIELD WATERFLOOD UNIT NO. 1 #11 | 42-427-04922 | YOUNGBLOOD, C. S. III | UIC | 0 | -- | -- |
| Plugged | MONTALVO, N. R. #35 F | 42-427-04897 | YOUNGBLOOD, C. S. III | UIC | 0 | -- | -- |
| Plugged | FEE #26 | 42-427-00923 | OSBORN HEIRS CO | Injection | 0 | -- | 5,027 |
| Plugged | CARDENAS #3 | 42-427-30176 | MUELLER ENGINEERING CORP | Disposal | 0 | -- | 2,075–2,315 |
| Plugged | SAMANO, M. #6 | 42-427-03955 | STARCO EXPL, INC | Injection | 0 | -- | 4,004 |
| Plugged | MONTALVO, I. V., -C- #32 | 42-427-00600 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 0 | -- | 4,346 |
| Plugged | MCKINNEY, AMANDA, MRS. #9 | 42-427-00691 | SANCHEZ-O'BRIEN OIL & GAS CORP | Disposal | 0 | -- | 4,619–4,627 |
| Plugged | SLICK EST. UNIT 1-A #5 | 42-427-04972 | TENNECO OIL CO | Injection | 0 | -- | 4,869 |
| Plugged | VILLARREAL #8 | 42-427-00392 | ENGY DEV CORP | Disposal | 0 | -- | 6,400–6,462 |
| Plugged | NORTH EL JAVALI WATERFLOOD UNIT #4 | 42-427-80581 | THROCKMORTON OIL, INC | UIC | 0 | -- | -- |
| Plugged | GARCIA, M. M. #5 | 42-427-81447 | VALLEY VACUUM TRUCKS, INC | UIC | 0 | -- | -- |
| Plugged | SLICK, T. B., EST. #34 | 42-427-03819 | TENNECO OIL CO | UIC | 0 | -- | 2,263 |
| Plugged | HALL, J. F. - STATE #15 | 42-427-01276 | SUN EXPL. & PROD. CO.-HOUSTON | UIC | 0 | -- | 4,318–4,330 |
| Plugged | CARRUTH, E.B. -C- #1 | 42-427-04465 | LADD PETRO CORP | UIC | 0 | -- | 3,254 |
| Plugged | SLICK ESTATE -C- #4 | 42-427-30019 | SUN EXPL. & PROD. CO.-HOUSTON | Injection | 0 | -- | -- |
| Cancelled | S. G. DOYNO #2 | 42-427-80452 | SCHIEFELBEIN OIL & GAS COMPANY | UIC | 0 | -- | 1,148 |
| Plugged | MCGILL BROS. #240 | 42-427-00234 | HUMBLE OIL & REFINING CO. | UIC | 0 | -- | 6,194–6,223 |
| Plugged | SAENZ, M.,-STATE #15 | 42-427-01112 | SUN EXPL. & PROD. CO.-HOUSTON | Injection | 0 | -- | -- |
| Plugged | GONZALES, B. P., UNIT -A- #7 | 42-427-00344 | STONEGATE OPERATORS, INC | Injection | 0 | -- | 5,609–5,709 |
| Plugged | BENTSEN BROS. -E- #2 | 42-427-30154 | SUN EXPL. & PROD. CO.-HOUSTON | UIC | 0 | -- | -- |
| Plugged | OLD COLONY TRUST UNIT #1 | 42-427-04534 | WRIGHT BROTHERS ENGY, INC | Injection | 0 | -- | 1,420 |
page 5 of 5 · 424 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.