Saltwater Disposal Wells in Refugio County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
231
Permitted Capacity
2.1M bbl/d
Injected 12mo (thru 2025-06)
73.5M bbl
UIC Permits All Time
829
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Cancelled | FAGAN C #30 | 42-391-32894 | MCDONALD & JOHNSON RES,LLC | Injection | 10,000 | -- | 3,190–4,080 |
| Cancelled | O'CONNOR, THOMAS -C- #11 | 42-391-01561 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,769–5,794 |
| Inactive | WILLIAMS, MAUDE ET AL "A" #D 15 | 42-391-00278 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,670–3,993 |
| Cancelled | TOM OCONNOR (5800 SD) FLD. UNIT #N204 | 42-391-01720 | HILCORP ENGY CO | Injection | 10,000 | -- | 3,580–5,825 |
| Plugged | ROOKE, P.H. #66 | 42-391-03059 | ACOCK/ANAQUA OPER CO., LP | Disposal | 10,000 | -- | 3,970–4,420 |
| Inactive | WILLIAMS, MAUDE ET AL "A" #D 81 | 42-391-30336 | HILCORP ENGY CO | Disposal | 10,000 | -- | 2,964–4,030 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #P046 | 42-391-01384 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,741–5,779 |
| Plugged | OBRIEN, J. J., -A- #4 | 42-391-82060 | GRETA OPER CO LLC | Injection | 10,000 | -- | 4,365–4,372 |
| Cancelled | OCONNOR, THOMAS -B- #B 13 | 42-391-01593 | COPANO CO | Injection | 10,000 | -- | 5,808–5,821 |
| Inactive | MAUDE WILLIAMS ET AL 'A' #84 | 42-391-33035 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,460–5,560 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #C441 | 42-391-01665 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,800–5,878 |
| Cancelled | TOM OCONNOR (5800 SD) FLD. UNIT #Q213 | 42-391-01563 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,814–5,827 |
| Plugged | TOM OCONNOR (5800 SD) FLD. UNIT #Q233 | 42-391-01566 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,696–5,719 |
| Inactive | LAMBERT, M. F. #H118 | 42-391-31384 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,660–3,800 |
| Cancelled | WILLIAMS, MAUDE ET AL -C- #2 | 42-391-00501 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,510–5,645 |
| Plugged | TOM OCONNOR (5800 SD) FLD. UNIT #Q236 | 42-391-01150 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,000–5,770 |
| Cancelled | OCONNOR, THOMAS -A- #5GW | 42-391-01487 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,560–5,712 |
| Plugged | TOM OCONNOR (5800 SD) FLD. UNIT #Q328 | 42-391-00694 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,000–5,725 |
| Plugged | HEARD, MRS. FANNIE V.W. #1 | 42-391-00671 | QUINTANA PET. CORP | Injection | 10,000 | -- | 5,716–5,734 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #Q303G | 42-391-04056 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,710–5,800 |
| Cancelled | TOM O'CONNOR(5600 FOOT SAND)UNIT #W321B | 42-391-00690 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,530–5,590 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #27 | 42-391-01542 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,800–5,895 |
| Inactive | FAGAN "A" #A 4 | 42-391-32817 | ALLEGIANT RES, LLC | Injection | 10,000 | -- | 3,728–4,838 |
| Cancelled | FAGAN C #15 | 42-391-33064 | FROSTWOOD ENGY, LLC | Injection | 10,000 | -- | 4,460–4,810 |
| Cancelled | TOM O'CONNOR(5600 FOOT SAND)UNIT #W235B | 42-391-01149 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,520–5,570 |
| Plugged | HEARD, J. F. B. #3 | 42-391-00862 | YOUNGBLOOD, C. S. III | Injection | 10,000 | -- | 3,100–3,195 |
| Plugged | REILLY, ANNIE, ETVIR #7 | 42-391-00768 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,766–3,796 |
| Cancelled | TOM O'CONNOR(5600 FOOT SAND)UNIT #W716B | 42-391-30222 | HILCORP ENGY CO | Injection | 10,000 | -- | 4,250–5,660 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #Q401 | 42-391-00664 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,800–5,895 |
| Plugged | TOM OCONNOR (5800 SD) FLD. UNIT #P097 | 42-391-01236 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,000–5,800 |
| Inactive | HEARD, J. F. B. #15 | 42-391-00874 | DORCHESTER OPERATING COMPANY LLC | Injection | 10,000 | -- | 2,810–3,900 |
| Plugged | HEARD, J. F. B.- TEX #21 | 42-391-30252 | ACOCK/ANAQUA OPER CO., LC | Disposal | 10,000 | -- | 3,500–3,900 |
| Plugged | TOM O'CONNOR (4150 FT. SD.) UNIT #W109A | 42-391-00744 | HILCORP ENGY CO | Injection | 10,000 | -- | 4,130–4,175 |
| Inactive | MAUDE WILLIAMS ET AL -C- #7 | 42-391-32627 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,982–6,129 |
| Cancelled | TOM OCONNOR (5800 SD) FLD. UNIT #Q324 | 42-391-00557 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,700–5,800 |
| Cancelled | LAMBERT, M. F. #112 | 42-391-01356 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,751–5,802 |
| Cancelled | WILLIAMS, MAUDE ET AL -A- #4 | 42-391-00418 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,757–5,777 |
| Inactive | HEARD, CLAUDE E., ET AL #23 | 42-391-00653 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,840–5,920 |
| Cancelled | THOMAS O'CONNOR 'C' #44 | 42-391-01130 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,000–5,710 |
| Cancelled | TOM O'CONNOR "A" #37 | 42-391-01515 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,150–5,635 |
| Inactive | WILLIAMS, MAUDE ET AL "A" #D130 | 42-391-31778 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,660–3,985 |
| Cancelled | TOM O'CONNOR(5600 FOOT SAND)UNIT #W866B | 42-391-00488 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,645–5,670 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #Q253 | 42-391-01131 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,750–5,860 |
| Cancelled | TOM OCONNOR (5800 SD) FLD. UNIT #Q237 | 42-391-01151 | QUINTANA PET. CORP | Injection | 10,000 | -- | 5,738–5,754 |
| Plugged | ROOKE, P. H. #15 | 42-391-03007 | ATLANTIC RICHFIELD CO | UIC | 10,000 | -- | 3,864–3,874 |
| Cancelled | WILLIAMS, MAUDE, ETAL -B- #4W | 42-391-00504 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,610–5,645 |
| Plugged | OCONNOR, THOMAS -A- #98 | 42-391-02032 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,670–3,990 |
| Inactive | THOMAS O'CONNOR -C- #41 | 42-391-01571 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,655–5,792 |
| Plugged | OCONNOR, DENNIS, ETAL -L- #L 71 | 42-391-32538 | T-C OIL CO, LLC | Injection | 10,000 | -- | 4,492–4,700 |
| Plugged | HEARD, FANNIE V. W. #28 | 42-391-31634 | YOUNGBLOOD, C. S. III | Injection | 10,000 | -- | 2,040–4,000 |
| Cancelled | HUFF GU 1 #16 | 42-391-30475 | GREAT BAY OPERATIONS, LLC | Disposal | 10,000 | -- | 2,950–4,050 |
| Cancelled | MARBERRY B #6 | 42-391-33040 | FROSTWOOD ENGY, LLC | Injection | 10,000 | -- | 4,466–4,815 |
| Inactive | WILLIAMS, MAUDE, ETAL -A- #D113 | 42-391-31306 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,600–4,000 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #C411 | 42-391-01634 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,780–5,900 |
| Cancelled | FOX, W. J. -A- #52 | 42-391-33184 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,862–5,992 |
| Inactive | TOM OCONNOR (5800 SD) FLD. UNIT #Q041A | 42-391-01466 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,800–5,895 |
| Plugged | O CONNOR, THOS. -B- #55 | 42-391-32924 | HILCORP ENGY CO | Disposal | 10,000 | -- | 3,600–4,100 |
| Cancelled | TOM OCONNOR (5800 SD) FLD. UNIT #Q720 | 42-391-32494 | HILCORP ENGY CO | Injection | 10,000 | -- | 5,650–5,719 |
| Plugged | MARBERRY #17 | 42-391-32800 | ALLEGIANT RES, LLC | Disposal | 10,000 | -- | 3,220–4,080 |
| Inactive | OCONNOR, DENNIS, ETAL -L- #L 72 | 42-391-32539 | T-C OIL CO, LLC | Injection | 10,000 | -- | 4,482–4,700 |
| Plugged | O'BRIEN, J. M. #309 | 42-391-30295 | YOUNGBLOOD, C. S. III | Disposal | 10,000 | -- | 3,470–3,860 |
| Plugged | MARBERRY B #5 | 42-391-32808 | FROSTWOOD ENGY, LLC | Disposal | 10,000 | -- | 3,700–4,080 |
| Plugged | HEARD, J.F.B. #7 | 42-391-00866 | ACOCK/ANAQUA OPER CO., LP | Injection | 9,000 | -- | 3,100–3,195 |
| Cancelled | HEARD, FANNIE V. W. #22 | 42-391-30183 | CAMBRIAN MANAGEMENT, LTD | Injection | 9,000 | -- | 4,420–4,450 |
| Plugged | HEARD, J.F.B. #5 | 42-391-00864 | EXXON MOBIL CORP | Injection | 9,000 | -- | 3,100–3,195 |
| Plugged | HEARD, FANNIE V. W. #13 | 42-391-00797 | PRIMROSE OPER CO | Injection | 9,000 | -- | 3,148–3,210 |
| Cancelled | HEARD, J. F. B. #27D | 42-391-31756 | YOUNGBLOOD, C. S. III | Injection | 9,000 | -- | 1,900–4,200 |
| Cancelled | HEARD, J. F. B. #27 | 42-391-31756 | PRIMROSE OPER CO | Injection | 9,000 | -- | 4,300–4,450 |
| Plugged | FAGAN #4 | 42-391-00154 | FROSTWOOD ENGY, LLC | Injection | 9,000 | -- | 3,190–4,080 |
| Inactive | FAGAN #1 | 42-391-00163 | ALLEGIANT RES, LLC | Disposal | 9,000 | -- | 2,258–2,700 |
| Plugged | HEARD, FANNIE V. W. #9 | 42-391-00795 | YOUNGBLOOD, C. S. III | UIC | 8,500 | -- | 3,620–3,700 |
| Plugged | ROOKE, B. D. #31 | 42-391-81052 | TEXACO INC | Disposal | 8,000 | -- | 4,525–4,760 |
| Plugged | OCONNOR, THOMAS -E- #E 8 | 42-391-01631 | T - C OIL CO | Disposal | 8,000 | -- | 3,790–3,800 |
| Plugged | OCONNOR, THOMAS -A- #94 | 42-391-01554 | HILCORP ENGY CO | Disposal | 8,000 | -- | 3,257–3,322 |
| Plugged | SPAULDING, J. W. #6 | 42-391-03408 | LAROCO LLP | Disposal | 8,000 | -- | 4,500–4,800 |
| Plugged | LAMBERT, M. F. #11 | 42-391-01202 | KOVAR OPER, LLC | Disposal | 8,000 | -- | 3,575–3,880 |
| Plugged | ROOKE, B. D. #23 | 42-391-03382 | TEXACO INC | Disposal | 8,000 | -- | 2,650–4,800 |
| Plugged | LAMBERT, M. F. #97 | 42-391-01372 | H & D OPER CO | Disposal | 8,000 | -- | 3,200–3,300 |
| Plugged | HEARD, J. F. B. #20D | 42-391-00879 | CAMBRIAN MANAGEMENT, LTD | Disposal | 8,000 | -- | 3,510–3,800 |
| Plugged | ROCHE -D- #3 | 42-391-31553 | MAGNUM ENGINEERING CO | Disposal | 8,000 | -- | 4,000–4,500 |
| Plugged | ROOKE, P.H. SWD #11 | 42-391-02985 | ACOCK/ANAQUA OPER CO., LP | Disposal | 8,000 | -- | 2,610–3,220 |
| Plugged | HEARD, J. F. B. #4 | 42-391-31490 | PRIMROSE OPER CO | Injection | 8,000 | -- | 3,120–3,175 |
| Plugged | OCONNOR, MARY ELLEN -E- #12 T | 42-391-01861 | YOUNGBLOOD, C. S. III | Disposal | 8,000 | -- | 3,600–3,990 |
| Cancelled | OBRIEN, J. M. -C- #35 | 42-391-01048 | SUN EXPL. & PROD. CO.-HOUSTON | Disposal | 8,000 | -- | 3,710–3,825 |
| Plugged | O'BRIEN, J.M. -G- #8 | 42-391-00996 | CHILTON ENGY | Disposal | 8,000 | -- | 2,730–2,770 |
| Cancelled | OCONNOR, TOM #5 | 42-391-00987 | CHILTON ENGY | Disposal | 8,000 | -- | 3,550–3,900 |
| Plugged | ROOKE. B.D. #45 | 42-391-03393 | LAROCO LLP | Disposal | 8,000 | -- | 2,650–4,800 |
| Plugged | ROOKE, B. D. #39 | 42-391-03370 | BROOKLYN UNION EXPLOR. CO., INC | Disposal | 8,000 | -- | 4,000–4,800 |
| Plugged | OBRIEN, J. M., -G- #6D | 42-391-01003 | CHILTON ENGY | Disposal | 7,600 | -- | 3,980–4,130 |
| Cancelled | MAUDE WILLIAMS ET AL "B" #38 | 42-391-32034 | HILCORP ENGY CO | Injection | 7,500 | -- | 5,900–5,920 |
| Plugged | TOM OCONNOR (5800 SD) FLD. UNIT #J103 | 42-391-30102 | HILCORP ENGY CO | Injection | 7,500 | -- | 5,941–5,945 |
| Plugged | OBRIEN, J. M., -B- #4 | 42-391-00912 | ACOCK/ANAQUA OPER CO., LP | Injection | 7,500 | -- | 4,250–4,365 |
| Cancelled | LAMBERT, M. F. #70 | 42-391-01326 | HILCORP ENGY CO | Injection | 7,500 | -- | 5,855–5,880 |
| Cancelled | OBRIEN, J. M., -A- #7 | 42-391-31158 | CHILTON ENGY | Injection | 7,500 | -- | 4,340–4,370 |
| Plugged | O'CONNOR, L.W. #23 | 42-391-01903 | O'CONNOR ENGY MANAGEMENT, LLC | Injection | 7,500 | -- | 3,100–4,000 |
| Plugged | O'CONNOR #65 | 42-391-31835 | T-C OIL CO, LLC | Disposal | 7,500 | -- | 4,532–4,752 |
| Plugged | OCONNOR, THOMAS, -A- #104D | 42-391-02035 | HILCORP ENGY CO | Disposal | 7,500 | -- | 3,837–4,000 |
| Plugged | O'CONNOR, L.W. #13 | 42-391-01926 | EMERALD OIL & GAS LC | Injection | 7,500 | -- | 3,100–4,000 |
| Plugged | TOM OCONNOR (5800 SD) FLD. UNIT #C106 | 42-391-01584 | HILCORP ENGY CO | Injection | 7,500 | -- | 5,784–5,794 |
| Cancelled | TOM OCONNOR (5800 SD) FLD. UNIT #N104 | 42-391-01745 | QUINTANA PET. CORP | Injection | 7,500 | -- | 5,822–5,836 |
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.