Saltwater Disposal Wells in Matagorda County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
80
Permitted Capacity
1.1M bbl/d
Injected 12mo (thru 2025-06)
4.2M bbl
UIC Permits All Time
390
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Active | OHIO-SUN UNIT #12K | 42-321-31348 | ALLEGIANT RES, LLC | Disposal | 15,000 | 1.1M | 2,000–5,600 |
| Active | COBB, F. G. -B- #36 | 42-321-00469 | TEXIAN OPERATING COMPANY, LLC | Disposal | 6,000 | 1.0M | 2,530–5,750 |
| Active | OHIO-SUN UNIT #18F | 42-321-31225 | ALLEGIANT RES, LLC | Disposal | 6,000 | 545,224 | 2,640–5,500 |
| Active | OHIO-SUN UNIT #14K | 42-321-31406 | ALLEGIANT RES, LLC | Disposal | 15,000 | 493,099 | 2,000–5,600 |
| Active | COBB, F. G. -B- #41 | 42-321-30143 | TEXIAN OPERATING COMPANY, LLC | Disposal | 10,000 | 458,860 | 1,650–4,200 |
| Active | T. B. BURES #1 | 42-321-01728 | MIDFIELD SWD, LLC | Disposal | 15,000 | 376,832 | 2,430–2,770 |
| Active | TAYLOR #3 | 42-321-31930 | PONDEROSA OIL & GAS, LLC | Disposal | 5,000 | 191,184 | 1,800–3,000 |
| Active | CLEVELAND, MAY #5 | 42-321-31933 | RUSK ENGY OPER LLC | Disposal | 3,000 | 26,700 | 1,750–2,200 |
| Active | CORNELIUS, L. #2D | 42-321-31960 | RUMBLE ENERGY LLC | Disposal | 1,500 | 12,564 | 1,925–4,050 |
| Active | NORRIS #1 | 42-321-32427 | PONDEROSA OIL & GAS, LLC | Disposal | 5,000 | 7,639 | 2,380–4,000 |
| Active | HUDSON, C. M. "A" #16 | 42-321-01381 | REO OPER LLC | Disposal | 400 | 1,723 | 3,516–3,570 |
| Active | OHIO-SUN UNIT #26J | 42-321-31241 | ALLEGIANT RES, LLC | Disposal | 15,000 | 1,500 | 2,670–3,650 |
| Active | MYERS, N. R. #9 | 42-321-01532 | KZ GLOBAL ENERGY, LLC | Injection | 1,500 | 635 | 2,209–2,211 |
| Active | SMITH, HOWARD, FEE #16W | 42-321-01253 | QRI INDUSTRIES, INC. | Injection | 200 | 564 | 1,482–1,491 |
| Active | NORTHERN RANCH #10 | 42-321-31285 | TRINIDAD RES, LLC | Injection | 8,000 | 26 | 2,000–5,470 |
| Active | NORTHERN RANCH #9 | 42-321-02757 | TRINIDAD RES, LLC | Injection | 8,000 | 16 | 2,000–5,470 |
| Active | BURKHART GAS UNIT #3 | 42-321-32112 | ATLAS OPER LLC | Disposal | 75,000 | -- | 3,480–4,270 |
| Active | OHIO-SUN UNIT #13K | 42-321-31349 | ALLEGIANT RES, LLC | Disposal | 15,000 | -- | 2,050–5,475 |
| Active | OHIO SUN UNIT #2E | 42-321-00131 | ALLEGIANT RES, LLC | Disposal | 15,000 | -- | 2,000–5,470 |
| Active | CULBERTSON, W. J. #4 | 42-321-00595 | OAK ENGY, LLC | Disposal | 15,000 | -- | 5,200–6,100 |
| Active | OHIO-SUN UNIT #10K | 42-321-31245 | ALLEGIANT RES, LLC | Disposal | 15,000 | -- | 2,010–5,350 |
| Active | OHIO-SUN UNIT #20J | 42-321-00085 | ALLEGIANT RES, LLC | Disposal | 15,000 | -- | 2,100–2,870 |
| Active | MCWILLIAMS GU #2D | 42-321-01009 | ATLAS OPER LLC | Disposal | 12,000 | -- | 2,150–6,400 |
| Active | MOORE ESTATE #15 | 42-321-31549 | TEXIAN OPERATING COMPANY, LLC | Disposal | 8,000 | -- | 2,500–5,180 |
| Active | OHIO-SUN UNIT #12EU | 42-321-00144 | ALLEGIANT RES, LLC | Disposal | 8,000 | -- | 2,000–3,100 |
| Active | OHIO-SUN UNIT #17J | 42-321-00097 | ALLEGIANT RES, LLC | Disposal | 8,000 | -- | 2,048–3,978 |
| Active | OHIO-SUN UNIT #9F | 42-321-00143 | ALLEGIANT RES, LLC | Disposal | 8,000 | -- | 1,750–2,180 |
| Active | BLESSING PIERCE (-S- UNIT) #83 | 42-321-30417 | HUGOTON OPER CO, INC | Disposal | 7,500 | -- | 1,950–5,100 |
| Active | METZGER GAS UNIT #3 | 42-321-00990 | ATLAS OPER LLC | Disposal | 6,000 | -- | 3,730–3,956 |
| Active | RICHERS, ALFRED B. #1 | 42-321-30820 | MIDFIELD SWD, LLC | Disposal | 6,000 | -- | 3,500–8,760 |
| Active | GRANT, JOHN F. #1D | 42-321-00602 | OAK ENGY, LLC | Disposal | 5,000 | -- | 1,550–1,690 |
| Active | BOULDIN, FLORENCE #1 | 42-321-31913 | OAK ENGY, LLC | Disposal | 5,000 | -- | 6,050–6,150 |
| Active | BUNK NO 1 POOLED UNIT #3I | 42-321-31780 | PROLINE ENERGY RESOURCES INC | Disposal | 5,000 | -- | 2,100–4,000 |
| Active | COBB, F. G., -B- #15 | 42-321-00454 | TEXIAN OPERATING COMPANY, LLC | Disposal | 4,500 | -- | 1,650–3,450 |
| Active | BRAMAN -C- #2D | 42-321-00526 | OAK ENGY, LLC | Disposal | 3,500 | -- | 3,150–3,185 |
| Active | LINNVILLE SWD #1 | 42-321-32292 | 84 ENGY LLC | Disposal | 3,000 | -- | 1,920–3,100 |
| Active | OLD OCEAN UNIT #54 | 42-321-00762 | HILCORP ENGY CO | Disposal | 3,000 | -- | 6,250–6,600 |
| Active | BRAMAN -C- #2D | 42-321-81396 | OAK ENGY, LLC | Disposal | 2,800 | -- | 1,900–3,200 |
| Active | LAURENCE, G. #7 | 42-321-81053 | OAK ENGY, LLC | Disposal | 2,500 | -- | 1,850–2,663 |
| Active | TRULL #11 | 42-321-32216 | TRES PALACIOS GAS STORAGE LLC | UIC | 52,000 | -- | 3,600–5,700 |
| Active | TRULL #5A | 42-321-31767 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 45,000 | -- | 2,475–6,300 |
| Active | TRULL #6 | 42-321-32394 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 45,000 | -- | 3,100–7,300 |
| Active | HILTPOLD-EASTON #1 | 42-321-81384 | ENTERPRISE UNDERGROUND ST OP | UIC | 45,000 | -- | 3,448–4,804 |
| Active | HUDSON-EASTON #3 | 42-321-81386 | ENTERPRISE UNDERGROUND ST OP | UIC | 45,000 | -- | 2,752–5,570 |
| Active | H. SMITH #10A | 42-321-32393 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 41,143 | -- | 3,210–7,350 |
| Active | HILTPOLD #10 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,500–6,600 |
| Active | SMITH, LEWIS EDWIN ET AL #5 | 42-321-32183 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,130–6,600 |
| Active | HILTPOLD #08 | 42-321-32051 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,500–6,600 |
| Active | HUDSON #4 | 42-321-32307 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 2,900–6,600 |
| Active | HILTPOLD #6 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,500–6,600 |
| Active | SMITH, LEWIS EDWIN ET AL #7 | 42-321-32240 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,250–6,600 |
| Active | SMITH, LEWIS EDWIN ET AL #6 | 42-321-32184 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,135–6,600 |
| Active | HUDSON #1 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 40,000 | -- | 3,025–6,600 |
| Active | HUDSON #2 | 42-321-32441 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 34,285 | -- | 3,100–6,600 |
| Active | HUDSON #5 | 42-321-32440 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 34,285 | -- | 3,200–6,600 |
| Active | H. SMITH #11 | 42-321-32381 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Active | KOCH STATE #35 | 42-321-02257 | HUGOTON OPER CO, INC | Disposal | 10,000 | -- | 1,950–3,500 |
| Active | WOLF, LOUIS #B 1A | 42-321-31258 | KIRKPATRICK, JOHN OIL LLC | Disposal | 5,000 | -- | 6,140–6,350 |
| Active | J. C LEWIS SW #2 | 42-321-02137 | ATLAS OPER LLC | Disposal | 3,000 | -- | 3,300–3,900 |
| Active | FEE #3LP | 42-321-81683 | SEADRIFT PIPELINE, LLC | UIC | 1,550 | -- | 2,842–4,104 |
| Active | FEE #2LP | 42-321-81684 | SEADRIFT PIPELINE, LLC | UIC | 1,550 | -- | 2,508–3,569 |
| Active | FEE #1 | 42-321-81380 | SEADRIFT PIPELINE, LLC | UIC | 1,550 | -- | 2,799–3,741 |
| Active | WOLF #2 | 42-321-01667 | KIRKPATRICK, JOHN OIL LLC | Disposal | 1,500 | -- | 2,650–6,185 |
| Active | KRIEGER, ROOTH #1 | 42-321-31733 | KEBO OIL & GAS, INC | Injection | 500 | -- | 3,435–8,754 |
| Active | LOUIS WOLF #3 | 42-321-30812 | KIRKPATRICK, JOHN OIL LLC | Disposal | 300 | -- | 2,260–2,280 |
| Active | SISK 40 ACRES #7 | 42-321-00285 | KZ GLOBAL ENERGY, LLC | Disposal | 100 | -- | 2,960–2,992 |
| Active | HILTPOLD - KM #9 | 42-321-32038 | KINDER MORGAN TEXAS PIPELINE LLC | UIC | 0 | -- | 3,500–6,600 |
| Active | SMITH, LEWIS EDWIN ET AL #4 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 0 | -- | 3,200–7,300 |
| Active | SMITH,LEWIS EDWIN #3 | 42-321-30798 | EQUISTAR CHEMICALS, LP | UIC | 0 | -- | -- |
| Active | HILTPOLD - KM #3 | 42-321-31595 | KINDER MORGAN TEXAS PIPELINE LLC | UIC | 0 | -- | 3,275–5,376 |
| Active | HILTPOLD - KM #5A | 42-321-31660 | KINDER MORGAN TEXAS PIPELINE LLC | UIC | 0 | -- | 3,605–4,723 |
| Active | TRULL #2A | 42-321-32198 | TRES PALACIOS GAS STORAGE LLC | UIC | 0 | -- | 3,500–5,750 |
| Active | SMITH,LEWIS EDWIN #2 | 42-321-30473 | EQUISTAR CHEMICALS, LP | UIC | 0 | -- | -- |
| Active | HILTPOLD - KM #2 | 42-321-81385 | KINDER MORGAN TEXAS PIPELINE LLC | UIC | 0 | -- | 3,455–4,431 |
| Active | TRULL #1A | 42-321-32291 | TRES PALACIOS GAS STORAGE LLC | UIC | 0 | -- | 3,356–5,575 |
| Active | SMITH,LEWIS EDWIN #1 | 42-321-30474 | EQUISTAR CHEMICALS, LP | UIC | 0 | -- | 3,416–6,600 |
| Active | TRULL-IELLC #4 | 42-321-32162 | INGLESIDE ETHYLENE, LLC | UIC | 0 | -- | -- |
| Active | HILTPOLD - KM #4 | 42-321-31594 | KINDER MORGAN TEXAS PIPELINE LLC | UIC | 0 | -- | 3,475–4,590 |
| Active | HILTPOLD - KM #7A | 42-321-31672 | KINDER MORGAN TEXAS PIPELINE LLC | UIC | 0 | -- | 3,649–5,535 |
| Active | TRULL #3A | 42-321-32221 | TRES PALACIOS GAS STORAGE LLC | UIC | 0 | -- | 3,922–5,619 |
| Inactive | OHIO-SUN UNIT #1K | 42-321-81448 | ALLEGIANT RES, LLC | Disposal | 8,000 | -- | 1,676–1,706 |
| Cancelled | TEXAS BRINE CORP #1SW | 42-321-00000 | TEXAS BRINE CORP | Disposal | 67,000 | -- | 2,100–2,430 |
| Cancelled | R. B. TRULL ET AL #1 | 42-321-30879 | SEADRIFT PIPELINE CORP | Disposal | 50,000 | -- | 1,500–3,000 |
| Plugged | H. SMITH #10 | 42-321-32380 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 45,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #1 | 42-321-32463 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 45,000 | -- | 3,000–7,350 |
| Cancelled | TEXAS BRINE CORPORAT #3D | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | Disposal | 40,000 | -- | 5,300–7,300 |
| Cancelled | TEXAS BRINE CORPORAT #2D | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | Disposal | 40,000 | -- | 5,300–7,300 |
| Cancelled | TEXAS BRINE CORPORAT #4D | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | Disposal | 40,000 | -- | 5,300–7,300 |
| Cancelled | TEXAS BRINE CORPORAT #1D | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | Disposal | 40,000 | -- | 5,300–7,300 |
| Inactive | H. SMITH #5 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #6 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #7 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #17 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #8 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #19 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #4 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #14 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Inactive | H. SMITH #15 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
| Plugged | FEE #1D | 42-321-30411 | SEADRIFT PIPELINE CORP | Disposal | 30,000 | -- | 1,590–2,757 |
| Inactive | H. SMITH #2 | 42-321-00000 | UNDERGROUND SERVICES MARKHAM,LLC | UIC | 30,000 | -- | 3,000–7,350 |
page 1 of 4 · 390 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.