Saltwater Disposal Wells in Nolan County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
196
Permitted Capacity
549,689 bbl/d
Injected 12mo (thru 2025-06)
13.0M bbl
UIC Permits All Time
851
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Inactive | SOUTHWEST NENA LUCIA UNIT #1220 | 42-353-32548 | CITATION OIL & GAS CORP | Injection | 2,000 | -- | 6,700–7,300 |
| Cancelled | SOUTHWEST NENA LUCIA UNIT #4619 | 42-353-32508 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 2,000 | -- | 6,900–6,998 |
| Cancelled | COUNTY LINE SOUTH #7 | 42-353-33358 | MIDLAND OIL AND GAS, INC | Injection | 2,000 | -- | 5,680–6,000 |
| Inactive | COUNTY LINE SOUTH #8 | 42-353-33368 | EXTEX OPER CO | Injection | 2,000 | -- | 5,700–6,000 |
| Cancelled | SOUTHWEST NENA LUCIA UNIT #918 | 42-353-32501 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 2,000 | -- | 6,680–6,983 |
| Plugged | NORTH NENA LUCIA UNIT #23 | 42-353-00149 | FDL OPER, LLC | Injection | 1,800 | -- | 6,750–6,973 |
| Plugged | ROWAN & HOPE SOUTHWEST UNIT #31 | 42-353-00913 | WILLIAMS OIL CO | Disposal | 1,500 | -- | 4,050–4,570 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #11 | 42-353-01407 | BETWELL OIL & GAS CO | Injection | 1,500 | -- | 5,270–5,369 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #9 | 42-353-01411 | BETWELL OIL & GAS CO | Injection | 1,500 | -- | 5,243–5,267 |
| Plugged | LAKE TRAMMEL UNIT #37 | 42-353-00940 | MERIT ENGY CO | Injection | 1,500 | -- | 5,041–5,269 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #6 | 42-353-01408 | ALLEGRO OPER, INC | Injection | 1,500 | -- | 5,242–5,296 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #4 | 42-353-01413 | BETWELL OIL & GAS CO | Injection | 1,500 | -- | 5,248–5,268 |
| Cancelled | LAKE TRAMMEL UNIT #26W | 42-353-00415 | MERIT ENGY CO | Injection | 1,500 | -- | 5,101–5,302 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #2 | 42-353-01581 | BETWELL OIL & GAS CO | Injection | 1,500 | -- | 5,239–5,252 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #1 | 42-353-01544 | LAVANCO ENGY, INC | Injection | 1,500 | -- | 5,086–5,144 |
| Plugged | LAKE TRAMMEL UNIT #25W | 42-353-00422 | MERIT ENGY CO | Injection | 1,500 | -- | 5,120–5,172 |
| Cancelled | LAKE TRAMMEL UNIT #36W | 42-353-01047 | MERIT ENGY CO | Injection | 1,500 | -- | 5,161–5,371 |
| Cancelled | LAKE TRAMMEL UNIT #60W | 42-353-00948 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,021–5,094 |
| Cancelled | LAKE TRAMMEL UNIT #12W | 42-353-00424 | MERIT ENGY CO | Injection | 1,500 | -- | 5,073–5,288 |
| Plugged | WHITAKER, E. G. #2 D | 42-353-10069 | MID-CON ENGY OPER, LLC | Disposal | 1,500 | -- | 3,050–3,360 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #43W | 42-353-01400 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | NORTH NENA LUCIA UNIT #19 | 42-353-00653 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,918–6,966 |
| Plugged | JORDAN, R.H. #4 | 42-353-01011 | PIONEER EXPL, LTD | UIC | 1,500 | -- | 4,820–4,840 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #9W | 42-353-01411 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | WITT, PERCY #2 | 42-353-30454 | ENCORE ENGY, INC | Injection | 1,500 | -- | 5,904–5,914 |
| Cancelled | LAKE TRAMMEL UNIT #61W | 42-353-01043 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,070–5,198 |
| Plugged | SUGGS-HICKMAN (JENNINGS) UNIT #18I | 42-353-31819 | ATASCA RES, INC | Injection | 1,500 | -- | 5,600–5,625 |
| Plugged | PETTY -A- #3 | 42-353-32131 | ATLAS OPER LLC | Injection | 1,500 | -- | 6,108–6,118 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #23W | 42-353-01545 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #24W | 42-353-00360 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #22W | 42-353-01541 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #16W | 42-353-00357 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #33W | 42-353-01401 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #21W | 42-353-01539 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | NORTH NENA LUCIA UNIT #40 | 42-353-00645 | FDL OPER, LLC | Injection | 1,500 | -- | 6,800–6,990 |
| Cancelled | LAKE TRAMMEL UNIT #75W | 42-353-01550 | MERIT ENGY CO | Injection | 1,500 | -- | 5,238–5,432 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #15W | 42-353-01547 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | TXL #2 | 42-353-00154 | UNION PACIFIC RES CO | Disposal | 1,500 | -- | 3,550–3,785 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #17W | 42-353-10105 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | LAKE TRAMMEL UNIT #1W | 42-353-01568 | MERIT ENGY CO | Injection | 1,500 | -- | 4,900–5,600 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #14W | 42-353-01546 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #1W | 42-353-01544 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Inactive | SOUTH LAKE TRAMMEL UNIT #34 | 42-353-01004 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,000–5,400 |
| Inactive | TEMA LITTLE #3 | 42-353-33497 | SCOUT ENGY MANAGEMENT LLC | Injection | 1,500 | -- | 5,110–5,180 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #31W | 42-353-01396 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,000–5,400 |
| Inactive | SOUTH LAKE TRAMMEL UNIT #58 | 42-353-32373 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #20W | 42-353-01534 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Inactive | TEMA LITTLE #2 | 42-353-33496 | SCOUT ENGY MANAGEMENT LLC | Injection | 1,500 | -- | 5,066–5,114 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #18 | 42-353-01579 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | LAKE SWEETWATER STRAWNODOM) UNIT #1SW | 42-353-30244 | KELT OIL & GAS, INC | Disposal | 1,500 | -- | 3,712–3,788 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #25W | 42-353-00359 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #38W | 42-353-10062 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | NORTH NENA LUCIA UNIT #93 | 42-353-01220 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 1,500 | -- | 6,825–6,866 |
| Inactive | SOUTH LAKE TRAMMEL UNIT #64 | 42-353-32435 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | NORTH NENA LUCIA UNIT #206 | 42-353-32605 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,730–7,030 |
| Inactive | LAKE TRAMMEL UNIT #135 | 42-353-32953 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,400–6,600 |
| Plugged | LAKE SWEETWATER STRAWNODOM) UNIT #30 | 42-353-00879 | KELT OIL & GAS, INC | Injection | 1,500 | -- | 5,950–5,962 |
| Plugged | LAKE SWEETWATER STRAWNODOM) UNIT #32 | 42-353-30019 | KELT OIL & GAS, INC | Injection | 1,500 | -- | 5,886–5,904 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #35W | 42-353-01402 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | LAKE SWEETWATER STRAWNODOM) UNIT #22 | 42-353-00880 | ENCORE ENGY, INC | Injection | 1,500 | -- | 5,891–5,923 |
| Plugged | LAKE SWEETWATER STRAWNODOM) UNIT #37 | 42-353-30314 | MIDLAND OIL AND GAS, INC | Injection | 1,500 | -- | 5,970–6,007 |
| Inactive | LAKE TRAMMEL UNIT #140R | 42-353-32964 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,334–5,480 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #59W | 42-353-32372 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | SOUTHWEST NENA LUCIA UNIT #2505W | 42-353-00289 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 1,500 | -- | 6,942–7,020 |
| Plugged | LAKE TRAMMEL UNIT #90 | 42-353-01580 | MERIT ENGY CO | Injection | 1,500 | -- | 5,210–5,411 |
| Plugged | SUGGS-HICKMAN (JENNINGS) UNIT #9 | 42-353-31953 | ATASCA RES, INC | Injection | 1,500 | -- | 5,557–5,575 |
| Plugged | LAKE TRAMMEL UNIT #13 | 42-353-01046 | MERIT ENGY CO | Injection | 1,500 | -- | 5,174–5,400 |
| Plugged | SUGGS-HICKMAN (JENNINGS) UNIT #1 | 42-353-31922 | ATASCA RES, INC | Injection | 1,500 | -- | 5,580–5,630 |
| Cancelled | LAKE TRAMMEL UNIT #67W | 42-353-01048 | MERIT ENGY CO | Injection | 1,500 | -- | 5,008–5,237 |
| Inactive | LAKE TRAMMEL UNIT #40 | 42-353-01422 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,075–5,316 |
| Plugged | LAKE TRAMMEL UNIT #18 | 42-353-01173 | PLANTATION OPER, LLC | Injection | 1,500 | -- | 5,285–5,512 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #37W | 42-353-10065 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Cancelled | MINK #1 | 42-353-00858 | LYTLE CREEK OPER, INC | Injection | 1,500 | -- | 4,250–4,550 |
| Plugged | SUGGS-HICKMAN (JENNINGS) UNIT #2 | 42-353-31896 | ATASCA RES, INC | Injection | 1,500 | -- | 5,600–5,625 |
| Plugged | SUGGS-HICKMAN (JENNINGS) UNIT #8 | 42-353-31879 | ATASCA RES, INC | Injection | 1,500 | -- | 5,580–5,620 |
| Inactive | NORTH NENA LUCIA UNIT #65 | 42-353-00749 | CITATION OIL & GAS CORP | Injection | 1,500 | -- | 6,700–7,000 |
| Inactive | LAKE TRAMMEL UNIT #225 | 42-353-33181 | GRAYROCK ENERGY II, LLC | Injection | 1,500 | -- | 5,175–5,285 |
| Cancelled | NORTH NENA LUCIA UNIT #207 | 42-353-32604 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,650–6,950 |
| Cancelled | NORTH NENA LUCIA UNIT #212 | 42-353-32601 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,700–7,000 |
| Cancelled | LAKE TRAMMEL UNIT #91W | 42-353-01578 | MERIT ENGY CO | Injection | 1,500 | -- | 4,900–5,600 |
| Cancelled | NORTH NENA LUCIA UNIT #208 | 42-353-32603 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,700–7,000 |
| Cancelled | LAKE TRAMMEL UNIT #4W | 42-353-01564 | MERIT ENGY CO | Injection | 1,500 | -- | 4,900–5,600 |
| Cancelled | NORTH NENA LUCIA UNIT #203 | 42-353-32613 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,700–7,000 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #11W | 42-353-01407 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | NORTH NENA LUCIA UNIT #60 | 42-353-01197 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,890–6,942 |
| Cancelled | LAKE TRAMMEL UNIT #13W | 42-353-01046 | MERIT ENGY CO | Injection | 1,500 | -- | 4,900–5,600 |
| Cancelled | NORTH NENA LUCIA UNIT #210 | 42-353-00000 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,730–7,050 |
| Cancelled | LAKE TRAMMEL UNIT #89W | 42-353-01536 | MERIT ENGY CO | Injection | 1,500 | -- | 5,285–5,528 |
| Cancelled | NORTH NENA LUCIA UNIT #201 | 42-353-32607 | KERR-MCGEE OIL & GAS ONSHORE LLC | Injection | 1,500 | -- | 6,700–7,000 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #40 | 42-353-01671 | BETWELL OIL & GAS CO | Injection | 1,500 | -- | 5,174–5,216 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #3W | 42-353-01412 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | SOUTH LAKE TRAMMEL UNIT #20 | 42-353-01534 | BETWELL OIL & GAS CO | Injection | 1,500 | -- | 5,185–5,266 |
| Cancelled | LAKE TRAMMEL UNIT #401 | 42-353-01175 | MERIT ENGY CO | Injection | 1,500 | -- | 5,362–5,569 |
| Plugged | SUGGS-HICKMAN (JENNINGS) UNIT #14 | 42-353-31980 | ATASCA RES, INC | Injection | 1,500 | -- | 5,560–5,590 |
| Cancelled | SOUTH LAKE TRAMMEL UNIT #28 | 42-353-10061 | MERIT ENGY CO | Injection | 1,500 | -- | 5,000–5,400 |
| Plugged | LOUIE "A" #2 | 42-353-32453 | HEIGHTS ENGY CORP | Injection | 1,440 | -- | 5,310–5,366 |
| Plugged | HANKS, BILLIE -A- #8 | 42-353-01441 | CODA ENGY, INC | Disposal | 1,400 | -- | 4,630–4,680 |
| Plugged | NORTH NENA LUCIA UNIT #1 | 42-353-00045 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 1,200 | -- | 6,932–6,987 |
| Plugged | NORTH NENA LUCIA UNIT #26 | 42-353-00647 | AETHON I LP | Injection | 1,200 | -- | 6,930–6,950 |
| Plugged | NORTH NENA LUCIA UNIT #20 | 42-353-00131 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 1,200 | -- | 6,926–7,007 |
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.