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) |
|---|---|---|---|---|---|---|---|
| Active | BENTSEN TRACT I #1 | 42-427-30215 | MERIT ENGY CO | Disposal | 5,000 | 733,980 | 3,810–3,975 |
| Active | SLICK, T. B. ESTATE #89 | 42-427-31896 | MERIT ENGY CO | Disposal | 5,000 | 653,690 | 4,950–5,330 |
| Active | SLICK, T. B. ESTATE #68 | 42-427-31302 | MERIT ENGY CO | Injection | 5,000 | 578,600 | 4,249–5,200 |
| Active | MIGUEL #1A | 42-427-34693 | SOUTHERN TEJAS ASSET GROUP LLC | Injection | 15,000 | 484,772 | 3,940–6,000 |
| Active | SLICK T.B. ESTATE #2D | 42-427-34041 | MERIT ENGY CO | Injection | 6,000 | 411,530 | 4,100–5,800 |
| Active | GARZA, A.M. - STATE #6D | 42-427-01304 | MERIT ENGY CO | Injection | 2,000 | 313,892 | 2,400–3,450 |
| Active | OLIVARES, AGUSTIN #21 | 42-427-31621 | KILLAM OIL CO., LTD | Injection | 3,000 | 225,611 | 3,070–3,842 |
| Active | YZAGUIRRE #3 | 42-427-32555 | R360 ENV SOLUTIONS OF TX, LLC | Injection | 10,000 | 147,875 | 4,700–5,900 |
| Active | SAMANO #21 | 42-427-33359 | PETROVYBE OPCO LLC | Disposal | 6,000 | 146,489 | 2,700–3,600 |
| Active | VILLARREAL #1 | 42-427-33155 | MERIT ENGY CO | Disposal | 10,000 | 107,854 | 3,635–5,660 |
| Active | GUERRA "A" SWD #1 | 42-427-32571 | MERIT ENGY CO | Disposal | 2,500 | 52,295 | 1,500–3,400 |
| Active | HEARD #1 | 42-427-33275 | DEWBRE PETRO CORP | Injection | 5,000 | 40,574 | 3,908–4,338 |
| Active | LA BRISA RANCH 907-1 #1 | 42-427-32485 | TRAP ROCK OIL, LTD | Injection | 5,000 | 40,499 | 3,500–3,950 |
| Active | FROST NATL. BANK IND. EX. -B- #609 | 42-427-04223 | MOUNTAIN V TEXAS, LLC | Injection | 3,600 | 32,399 | 3,200–3,755 |
| Active | BLOOMBERG, SAMUEL D. #18 | 42-427-33102 | HILCORP ENGY CO | Disposal | 1,200 | 32,090 | 4,300–5,200 |
| Active | ZARSKY #1 | 42-427-32274 | MORTIMER PROD CO | Disposal | 5,000 | 31,920 | 700–1,400 |
| Active | MARGO #9 | 42-427-34009 | STARR OPER, LLC | Injection | 500 | 25,821 | 2,242–2,874 |
| Active | GARCIA, ESTEBAN #1 | 42-427-31325 | ESCUDO OIL & GAS, LLC | Injection | 2,000 | 24,140 | 3,000–3,600 |
| Active | SLICK, T.B. EST. A-485 #183 | 42-427-33082 | HILCORP ENGY CO | Injection | 5,000 | 21,219 | 4,880–5,570 |
| Active | BLOOMBERG, SAMUEL D. #22 | 42-427-33624 | HILCORP ENGY CO | Injection | 1,200 | 15,904 | 4,175–5,100 |
| Active | MURCH, B. L. #26 | 42-427-33698 | FAULCONER ENGY, LLC | Disposal | 750 | 14,681 | 3,100–3,846 |
| Active | MARTINEZ "B" #28 | 42-427-01253 | HILCORP ENGY CO | Disposal | 800 | 3,411 | 2,430–2,455 |
| Active | DE LOPEZ, C. V. -A- #10 | 42-427-32098 | L & B OIL AND GAS EQUIPMENT, LLC | Injection | 300 | 3,335 | 5,840–5,892 |
| Active | SLICK T.B. ESTATE "B" 528 #245 | 42-427-34246 | HILCORP ENGY CO | Injection | 6,000 | 2,660 | 4,800–5,540 |
| Active | CLEOPATRA #2 | 42-427-33307 | ORX RES, L.L.C | Disposal | 2,000 | 1,890 | 2,795–3,055 |
| Active | GUERRA SHARE 305-D #9WD | 42-427-30458 | SOUTHERN TEJAS ASSET GROUP LLC | Disposal | 900 | 860 | 1,050–1,350 |
| Active | FUERTE VIDA WATERFLOOD UNIT #P 1A | 42-427-34753 | ALPHA OIL & GAS LLC | Injection | 10,000 | -- | 3,400–4,925 |
| Active | SEKULA, F. #1 | 42-427-33286 | VAC STOP SWD, LLC | Disposal | 6,500 | -- | 2,700–3,600 |
| Active | GREINER #1 | 42-427-32077 | VAC STOP SWD, LLC | Disposal | 5,500 | -- | 1,600–1,850 |
| Active | THOMAS, MARY S. #3 U | 42-427-01307 | MERIT ENGY CO | Injection | 5,000 | -- | 3,550–4,950 |
| Active | SLICK, T.B. ESTATE #2 | 42-427-04736 | MERIT ENGY CO | Disposal | 5,000 | -- | 3,540–3,580 |
| Active | SEKULA, FRANK #2 | 42-427-34358 | VAC STOP SWD, LLC | Disposal | 5,000 | -- | 2,700–3,800 |
| Active | HERMANN, A.G. GAS UNIT #1 | 42-427-32021 | MOUNTAIN V TEXAS, LLC | Injection | 5,000 | -- | 4,575–4,916 |
| Active | SLICK, T. B. A-229 #191 | 42-427-33173 | HILCORP ENGY CO | Disposal | 5,000 | -- | 2,140–3,032 |
| Active | FROST NATIONAL BANK -B- #35 | 42-427-33473 | MOUNTAIN V TEXAS, LLC | Injection | 4,000 | -- | 3,730–4,000 |
| Active | FROST NATL. BANK IND. EX. -B- #622WI | 42-427-04235 | MOUNTAIN V TEXAS, LLC | Injection | 3,600 | -- | 3,719–3,756 |
| Active | GARCIA, I.Y. #1WI | 42-427-32302 | MOUNTAIN V TEXAS, LLC | Injection | 3,000 | -- | 4,200–4,850 |
| Active | GARCIA, I. Y. #16 | 42-427-32531 | MOUNTAIN V TEXAS, LLC | Injection | 3,000 | -- | 4,294–4,830 |
| Active | OLIVARES, AGUSTIN #2 | 42-427-00699 | KILLAM OIL CO., LTD | Injection | 2,500 | -- | 1,400–3,860 |
| Active | FROST NATL. BANK IND. EX. -B- #605 | 42-427-04220 | MOUNTAIN V TEXAS, LLC | Injection | 2,400 | -- | 3,733–3,740 |
| Active | BLOOMBERG, S. D. #9 | 42-427-30468 | HILCORP ENGY CO | Injection | 2,000 | -- | 2,650–4,410 |
| Active | GUERRA, A. "B" UNIT #7 | 42-427-32297 | ORX RES, L.L.C | Injection | 1,500 | -- | 5,080–5,170 |
| Active | GUERRA SHARE 20 OIL UNIT #16 | 42-427-31529 | SOUTHERN TEJAS ASSET GROUP LLC | Disposal | 1,500 | -- | 970–1,300 |
| Active | VILLARREAL #4 | 42-427-00388 | WAGNER OIL CO | Injection | 1,000 | -- | 5,150–6,445 |
| Active | BROCK, J. D. -A- #6 | 42-427-04340 | SOUTHERN TEJAS ASSET GROUP LLC | Injection | 400 | -- | 2,247–2,249 |
| Active | FLORES UNIT #2 | 42-427-32073 | TRAP ROCK OIL, LTD | Injection | 5,000 | -- | 4,100–4,935 |
| Active | MCKINNEY, AMANDA #38 | 42-427-34500 | KILLAM OIL CO., LTD | Injection | 3,000 | -- | 4,790–5,200 |
| Active | YZAGUIRRE #2 | 42-427-32468 | MERIT ENGY CO | Disposal | 2,500 | -- | 2,350–4,000 |
| Active | FLORES UNIT #1 | 42-427-31991 | TRAP ROCK OIL, LTD | Disposal | 2,000 | -- | 4,739–5,540 |
| Plugged | MORSE #1 | 42-427-31644 | FAULCONER ENGY, LLC | Injection | 500 | 10,388 | 3,370–4,810 |
| Cancelled | FUERTE VIDA WATERFLOOD UNIT #4W | 42-427-34749 | ALPHA OIL & GAS LLC | Injection | 10,000 | -- | 3,400–4,925 |
| Cancelled | FUERTE VIDA WATERFLOOD UNIT #3W | 42-427-34748 | ALPHA OIL & GAS LLC | Injection | 10,000 | -- | 3,400–4,925 |
| Cancelled | FUERTE VIDA WATERFLOOD UNIT #7W | 42-427-34750 | ALPHA OIL & GAS LLC | Injection | 10,000 | -- | 3,400–4,925 |
| Inactive | FUERTE VIDA WATERFLOOD UNIT #P 5 | 42-427-34756 | ALPHA OIL & GAS LLC | Injection | 10,000 | -- | 3,400–4,925 |
| Cancelled | FUERTE VIDA WATERFLOOD UNIT #1 | 42-427-34637 | ALPHA OIL & GAS LLC | Injection | 10,000 | -- | 3,800–4,700 |
| Inactive | GARCIA L&L CO. #A 16 | 42-427-04043 | MOUNTAIN V TEXAS, LLC | Injection | 3,600 | -- | 2,030–2,900 |
| Plugged | MCGILL BROS. #211D | 42-427-00223 | OVERTON PARK OIL & GAS LP | Injection | 2,000 | -- | 4,723–5,893 |
| Cancelled | GARCIA SWD #1 | 42-427-04664 | BLACK GOLD PETRO, LLC | Disposal | 1,500 | -- | 1,820–1,830 |
| Cancelled | H P SAENEZ #103 | 42-427-34731 | TAMMANY EXPL CO LLC | Injection | 15,000 | -- | 4,080–4,820 |
| Cancelled | G P SAENZ #104 | 42-427-34730 | TAMMANY EXPL CO LLC | Injection | 15,000 | -- | 4,080–4,820 |
| Cancelled | SLICK, T. B. A-229 #193 | 42-427-00000 | CONOCO INC | Injection | 10,000 | -- | 5,800–6,000 |
| Plugged | ARGENTINA SWD #1D | 42-427-01556 | TRINITY ENVIRONMENTAL SWD,L.L.C | Disposal | 10,000 | -- | 1,600–3,500 |
| Cancelled | SLICK, T. B. A-229 #194 | 42-427-00000 | CONOCO INC | Injection | 10,000 | -- | 5,800–6,000 |
| Cancelled | SLICK, T. B. A-229 #195 | 42-427-00000 | CONOCO INC | Injection | 10,000 | -- | 5,800–6,000 |
| Cancelled | SLICK, T. B. A-229 #179 | 42-427-33020 | CONOCO INC | Injection | 9,000 | -- | 5,882–6,000 |
| Plugged | YZAGUIRRE, MANUEL #7 | 42-427-31923 | TEXAS INJECTION, L.P. | Disposal | 8,000 | -- | 2,300–3,000 |
| Plugged | SLICK, T. B. ESTATE -B- #140 | 42-427-01595 | CONOCOPHILLIPS CO | Injection | 7,500 | -- | 4,500–5,400 |
| Plugged | SAMANO #2 | 42-427-30394 | EL PASO PROD OIL & GAS CO | Disposal | 6,000 | -- | 2,830–3,200 |
| Plugged | SAMANO, M. #1 | 42-427-30308 | TRINITY RIVER ENGY OPER, LLC | Disposal | 6,000 | -- | 2,988–3,202 |
| Plugged | LA BRISA RANCH / STATE 542 #14 | 42-427-32058 | TRAP ROCK OIL, LTD | Injection | 5,000 | -- | 3,500–5,100 |
| Plugged | SAMANO, M. "C" #2 | 42-427-32116 | FLETCHER OPER, LLC | Disposal | 5,000 | -- | 3,104–3,266 |
| Inactive | SAMANO #22 | 42-427-33375 | PETROVYBE OPCO LLC | Disposal | 5,000 | -- | 3,028–3,182 |
| Plugged | YZAGUIRRE, MANUEL #4 | 42-427-01412 | TEXAS INJECTION, L.P. | Disposal | 5,000 | -- | 2,250–4,200 |
| Plugged | DE LOPEZ, C. V. -A- #2 | 42-427-00762 | BELLOWS OPER CO., L. C | Injection | 5,000 | -- | 5,142–5,146 |
| Plugged | SLICK, T. B. EST "B" 528 #163 #163 | 42-427-31436 | FOREST OIL CORP | Injection | 5,000 | -- | 3,481–3,492 |
| Plugged | YZAGUIRRE, MANUEL #2 | 42-427-01410 | TEXAS INJECTION, L.P. | Disposal | 5,000 | -- | 2,300–4,616 |
| Cancelled | ZAMORA SWD #1 | 42-427-33626 | EL PASO PROD OIL & GAS CO | Disposal | 5,000 | -- | 3,000–3,600 |
| Plugged | LA BRISA RANCH 907 #6 | 42-427-33223 | TRAP ROCK OIL, LTD | Injection | 5,000 | -- | 2,330–2,500 |
| Plugged | FUENTES, J. R. #1 | 42-427-02911 | ORPHAN WELLS, LLC | Injection | 5,000 | -- | 2,586–2,608 |
| Plugged | BOSTON TEXAS LAND TRUST #1 #1 | 42-427-32716 | THE LEGACY CORP | Injection | 5,000 | -- | 5,050–5,640 |
| Plugged | FROST -A- SAND UNIT #613 | 42-427-04227 | SUN EXPL. & PROD. CO.-HOUSTON | Injection | 4,000 | -- | 3,743 |
| Plugged | OLIVARES, AGUSTIN #11 | 42-427-00708 | SANCHEZ-O'BRIEN OIL & GAS CORP | Disposal | 3,500 | -- | 4,628–4,670 |
| Plugged | OLIVARES, AGUSTIN #20 | 42-427-30743 | KERR-MCGEE OIL & GAS ONSHORE LLC | Disposal | 3,500 | -- | 4,555–4,582 |
| Plugged | GARCIA-RAMIREZ UNIT 10 #1 | 42-427-04270 | SUN EXPL. & PROD. CO.-MIDLAND | UIC | 3,500 | -- | 4,099–4,118 |
| Plugged | MCGILL BROS #536 | 42-427-32327 | YOUNGBLOOD, C. S. III | Injection | 3,500 | -- | 6,220–6,265 |
| Plugged | GARCIA, M. M., "A" #5 | 42-427-04267 | SUN EXPL. & PROD. CO.-HOUSTON | UIC | 3,500 | -- | 3,809–4,110 |
| Plugged | OLIVARES, A. #6 | 42-427-00703 | SUN EXPL. & PROD. CO.-HOUSTON | Disposal | 3,500 | -- | 4,615–4,636 |
| Plugged | MCKINNEY, MRS. AMANDA #29 | 42-427-31423 | KILLAM OIL CO., LTD | Injection | 3,000 | -- | 3,540–3,660 |
| Plugged | SLICK, T.B. ESTATE -A- 485 #18 | 42-427-01542 | FOREST OIL CORP | Disposal | 3,000 | -- | 1,680–3,140 |
| Cancelled | MCGILL BROS. #230 | 42-427-00000 | YOUNGBLOOD, C. S. III | Injection | 3,000 | -- | 5,138–5,510 |
| Plugged | MCGILL BROS. #230D | 42-427-00230 | YOUNGBLOOD, C. S. III | Injection | 3,000 | -- | 5,138–5,510 |
| Plugged | SLICK, T. B. -B- EST. #38 | 42-427-01570 | CONOCO INC | Injection | 3,000 | -- | 3,745–3,760 |
| Plugged | LA BRISA RANCH 907 #3 | 42-427-32615 | TRAP ROCK OIL, LTD | Disposal | 3,000 | -- | 3,890–3,920 |
| Inactive | SLICK EST. -C- #6 | 42-427-31984 | MOUNTAIN V TEXAS, LLC | Disposal | 2,500 | -- | 4,861–4,880 |
| Cancelled | FROST -A- SAND UNIT #G 5 | 42-427-80763 | SUN EXPL. & PROD. CO.-HOUSTON | UIC | 2,500 | -- | 3,428–3,433 |
| Plugged | FROST NATL. BANK IND. EX. -B- #603 | 42-427-04218 | SMITH PROD INC | Injection | 2,333 | -- | 3,730–3,756 |
| Plugged | MILLER C-1 SAND UNIT #103 | 42-427-04489 | SUNOCO OPERATIONS, INC. | UIC | 2,200 | -- | 4,161–4,167 |
| Plugged | MCGILL, J.C. JR. STATE #303 | 42-427-00251 | HUMBLE OIL & REFINING CO. | UIC | 2,100 | -- | 5,969–5,975 |
| Plugged | LA BRISA RANCH/STATE 542 #3 | 42-427-32338 | TRAP ROCK OIL, LTD | Injection | 2,000 | -- | 4,050–4,550 |
| Plugged | IZAGUIRRE SWD #1 | 42-427-32827 | MERIT ENGY CO | Disposal | 2,000 | -- | 3,350–3,750 |
page 1 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.