Saltwater Disposal Wells in Knox County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
44
Permitted Capacity
57,375 bbl/d
Injected 12mo (thru 2025-06)
1.5M bbl
UIC Permits All Time
484
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Active | NORTH KNOX CITY UNIT #42 | 42-275-00997 | DAYLIGHT PETRO LLC | Injection | 1,500 | 279,214 | 4,196–4,259 |
| Active | NORTH KNOX CITY UNIT #34 | 42-275-80270 | DAYLIGHT PETRO LLC | Injection | 1,500 | 274,422 | 4,161–4,188 |
| Active | KATZ (STRAWN) UNIT #1022 | 42-275-32255 | ATLAS OPER LLC | Injection | 10,000 | 220,104 | 4,750–5,600 |
| Active | NORTH KNOX CITY UNIT #47 | 42-275-80282 | DAYLIGHT PETRO LLC | Injection | 800 | 179,848 | 4,277–4,302 |
| Active | WILDE #3 | 42-275-32143 | RHB EXPL & PROD,LLC | Injection | 1,000 | 163,393 | 4,218–4,340 |
| Active | ELLIS RANCH #3 | 42-275-32283 | DOUBLE M PETROPROPERTIES, INC | Injection | 500 | 58,235 | 5,718–5,760 |
| Active | HERTEL #3 | 42-275-31676 | PETEX | Injection | 200 | 47,188 | 2,140–2,190 |
| Active | WARD, MAMIE MCFADDIN -A- #2W | 42-275-30784 | BBE PRODUCTION, LLC | Injection | 350 | 41,461 | 2,578–2,592 |
| Active | HOWELL, J.W. #1 | 42-275-80364 | BEST PETRO EXPLORATIONS,INC | Injection | 500 | 39,963 | 3,090–4,883 |
| Active | MCFADDIN UNIT #105 | 42-275-32166 | BRIDWELL OIL CO | Injection | 500 | 29,653 | 2,596–2,609 |
| Active | MEGARGEL DRILLING CO. #20 | 42-275-31066 | TAYLOR OIL & GAS SERV | Injection | 2,000 | 28,100 | 2,548–2,606 |
| Active | MEGARGEL DRILLING CO. #8 | 42-275-30342 | TAYLOR OIL & GAS SERV | Injection | 2,000 | 22,200 | 2,550–2,590 |
| Active | ZEISSEL #3 | 42-275-32203 | ROIL OPERATING LLC | Injection | 600 | 21,250 | 2,156–2,168 |
| Active | MCFADDIN UNIT #305 | 42-275-32198 | BRIDWELL OIL CO | Injection | 500 | 17,242 | 2,566–2,573 |
| Active | LIVINGSTON RANCH #319 | 42-275-31755 | ROYAL ORYX OG LLC | Injection | 1,500 | 16,547 | 2,326–2,413 |
| Active | THORMANN, F. W. #3 | 42-275-00844 | GREAT AMERICAN RES INC | Injection | 500 | 16,285 | 5,150–5,160 |
| Active | LIVINGSTON "A" #6 | 42-275-32168 | SOJOURNER DRLG. CORP | Injection | 1,200 | 10,412 | 2,398–2,414 |
| Active | MCFADDIN UNIT #302X | 42-275-32199 | BRIDWELL OIL CO | Injection | 300 | 10,345 | 2,579–2,597 |
| Active | ATKINSON #1 | 42-275-32212 | WILLOWBEND INVESTMENTS, INC | Injection | 500 | 8,538 | 1,812–1,832 |
| Active | KEMPNER #5 | 42-275-32161 | BBE PRODUCTION, LLC | Injection | 500 | 5,717 | 2,658–2,674 |
| Active | FANT RANCH UNIT #204 | 42-275-31375 | TREE OPER, LLC | Injection | 3,000 | 1,440 | 5,999–6,085 |
| Active | HOWELL, G. L. #15 | 42-275-32172 | GREAT AMERICAN RES INC | Injection | 1,500 | 417 | 4,800–5,200 |
| Active | HOWELL, G. L. #16W | 42-275-32178 | GREAT AMERICAN RES INC | Injection | 1,500 | 208 | 4,850–5,300 |
| Active | CAMPBELL, TOM #3 | 42-275-30896 | CDJ OIL COMPANY, LLC | Injection | 400 | 40 | 2,302–2,304 |
| Active | FANT RANCH UNIT #605 | 42-275-31152 | TREE OPER, LLC | Injection | 3,000 | -- | 5,870–5,945 |
| Active | FANT RANCH UNIT #106 | 42-275-31469 | TREE OPER, LLC | Injection | 3,000 | -- | 5,976–6,034 |
| Active | LIVINGSTON RANCH 4 #407 | 42-275-31808 | ROYAL ORYX OG LLC | Injection | 2,000 | -- | 2,377–2,378 |
| Active | NORTH KNOX CITY UNIT #12 | 42-275-04044 | DAYLIGHT PETRO LLC | Injection | 1,500 | -- | 4,216–4,266 |
| Active | NORTH KNOX CITY UNIT #22 | 42-275-01031 | DAYLIGHT PETRO LLC | Injection | 1,500 | -- | 4,244–4,295 |
| Active | FANT RANCH UNIT #702 | 42-275-31166 | TREE OPER, LLC | Injection | 1,200 | -- | 5,939–6,010 |
| Active | NORTH KNOX CITY UNIT #21 | 42-275-01032 | DAYLIGHT PETRO LLC | Injection | 1,000 | -- | 4,199–4,249 |
| Active | NORTH KNOX CITY UNIT #23 | 42-275-80259 | DAYLIGHT PETRO LLC | Injection | 1,000 | -- | 4,279–4,329 |
| Active | FARMER, ANNA BETH #4503 | 42-275-31092 | THP OPERATING LLC | Injection | 1,000 | -- | 2,177–2,226 |
| Active | CARTWRIGHT "Q" #14 | 42-275-30126 | PONY EXPRESS CORPORATE TRUST | Injection | 1,000 | -- | 1,762–1,770 |
| Active | STROUD, LILA #17 | 42-275-32257 | L7 ENGY LLC | Injection | 1,000 | -- | 2,008–2,018 |
| Active | NORTH KNOX CITY UNIT #33 | 42-275-80269 | DAYLIGHT PETRO LLC | Injection | 800 | -- | 4,178–4,216 |
| Active | NORTH KNOX CITY UNIT #44 | 42-275-04036 | DAYLIGHT PETRO LLC | Injection | 800 | -- | 4,265–4,310 |
| Active | NORTH KNOX CITY UNIT #25 | 42-275-04046 | DAYLIGHT PETRO LLC | Injection | 500 | -- | 4,150–4,172 |
| Active | LITTLE GIANT TANNEHILL UNIT #108 | 42-275-31158 | BRIDWELL OIL CO | Injection | 500 | -- | 2,586–2,670 |
| Active | THOMPSON -A- #7 | 42-275-31058 | RJM OIL COMPANY, LLC | Injection | 300 | -- | 1,960–1,963 |
| Active | PARKER, C. D. #3 | 42-275-30167 | CRAAYBEEK'S PRO ENGY, L.L.C | Injection | 300 | -- | 1,719–1,724 |
| Active | HOBERT ESTATE #25 | 42-275-30207 | DAYLIGHT PETRO LLC | UIC | 125 | -- | 2,008–2,012 |
| Active | FANT RANCH UNIT #703 | 42-275-31187 | TREE OPER, LLC | Injection | 3,000 | -- | 5,969–6,044 |
| Active | LCR #1 | 42-275-32380 | CRA-GRO CROP SERVICE, INC. | Injection | 1,000 | -- | 1,748–1,790 |
| Plugged | FANT RANCH UNIT #701 | 42-275-31173 | TREE OPER, LLC | Injection | 5,000 | -- | 5,926–5,997 |
| Plugged | HAMILTON RANCH 21 #1 | 42-275-00421 | BBE PRODUCTION, LLC | Injection | 1,000 | -- | 2,406–2,492 |
| Plugged | FETSCH A #5 | 42-275-32187 | T DOZER D OIL CO. | Injection | 1,000 | -- | 2,067–2,071 |
| Plugged | HERTEL "B" #3 | 42-275-31819 | T DOZER D OIL CO. | Injection | 300 | -- | 2,156–2,161 |
| Plugged | PHILLIPS, P. C. -A- #9 | 42-275-02198 | T DOZER D OIL CO. | Injection | 300 | -- | 2,000–2,020 |
| Plugged | WALL #1 | 42-275-31864 | T DOZER D OIL CO. | Injection | 200 | -- | 2,049–2,050 |
| Plugged | MOORE, W. L. #1D | 42-275-80438 | T DOZER D OIL CO. | UIC | 100 | -- | 1,899–1,915 |
| Inactive | NORTH KNOX CITY UNIT #62 | 42-275-32041 | DAYLIGHT PETRO LLC | Injection | 10,000 | -- | 4,178–4,212 |
| Plugged | FANT RANCH UNIT #303 | 42-275-31234 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 6,034–6,100 |
| Plugged | FANT RANCH UNIT #202 | 42-275-31232 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 5,877–5,952 |
| Plugged | FANT RANCH UNIT #107 | 42-275-31502 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 6,048–6,135 |
| Inactive | RICHARDSON NORTH #4 | 42-275-32177 | GREAT AMERICAN RES INC | Injection | 3,000 | -- | 4,886–5,292 |
| Cancelled | FANT RANCH UNIT #1002 | 42-275-31356 | GREASEWOOD OPERATING, LTD. | Injection | 3,000 | -- | 5,998–6,022 |
| Plugged | FANT RANCH UNIT #402 | 42-275-31057 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 6,085–6,198 |
| Inactive | THORMANN, F. W. #20 | 42-275-32286 | GREAT AMERICAN RES INC | Injection | 3,000 | -- | 5,160–5,178 |
| Cancelled | FANT RANCH UNIT #704 | 42-275-31225 | GREASEWOOD OPERATING, LTD. | Injection | 3,000 | -- | 5,952–6,025 |
| Cancelled | FANT RANCH UNIT #505 | 42-275-30963 | GREASEWOOD OPERATING, LTD. | Injection | 3,000 | -- | 5,819–5,883 |
| Plugged | FANT RANCH UNIT #404 | 42-275-31239 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 3,000 | -- | 5,972–6,135 |
| Plugged | FANT RANCH UNIT #506 | 42-275-30964 | TREE OPER, LLC | Injection | 3,000 | -- | 5,891–5,929 |
| Plugged | FANT RANCH UNIT #403 | 42-275-31172 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 5,860–5,945 |
| Plugged | FANT RANCH UNIT #803 | 42-275-31503 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 5,970–5,982 |
| Plugged | FANT RANCH UNIT #606 | 42-275-31171 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 5,940–6,014 |
| Plugged | FANT RANCH UNIT #801 | 42-275-31237 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 5,974–6,062 |
| Cancelled | FANT RANCH UNIT #1101 | 42-275-31222 | GREASEWOOD OPERATING, LTD. | Injection | 3,000 | -- | 6,002–6,056 |
| Plugged | FANT RANCH UNIT #301 | 42-275-31095 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 6,064–6,150 |
| Plugged | FANT RANCH UNIT #1103 | 42-275-31385 | TEXOMA OIL TOOLS, INC | Injection | 3,000 | -- | 6,030–6,100 |
| Plugged | BRANTON #1 | 42-275-31873 | BBE PRODUCTION CO. | Injection | 2,500 | -- | 2,068–2,078 |
| Cancelled | WALTER DAVID COUNTS #1 | 42-275-31612 | CHAP OPER, INC | Disposal | 2,500 | -- | 2,952–2,988 |
| Plugged | NORTH KNOX CITY UNIT #24 | 42-275-01030 | DAYLIGHT PETRO LLC | UIC | 2,100 | -- | 4,226–4,254 |
| Plugged | EAST RIVER UNIT #69 | 42-275-31894 | DALEN RES OIL & GAS CO | Injection | 2,100 | -- | 4,850–5,100 |
| Plugged | NORTH KNOX CITY UNIT #52 | 42-275-04040 | PLAINS PETRO OPER CO | Injection | 2,050 | -- | 4,180–4,312 |
| Plugged | FANT RANCH UNIT #508 | 42-275-31204 | SANCHEZ-O'BRIEN OIL & GAS CORP | Injection | 2,000 | -- | 5,820–5,980 |
| Plugged | FANT RANCH UNIT #401 | 42-275-30951 | TEXOMA OIL TOOLS, INC | Injection | 2,000 | -- | 5,880–6,050 |
| Plugged | MEGARGEL DRILLING CO. #14 | 42-275-30357 | DELRAY OIL, INC | Injection | 2,000 | -- | 2,538–2,542 |
| Plugged | MEGARGEL DRILLING CO. #23 | 42-275-32032 | DELRAY OIL, INC | Injection | 2,000 | -- | 2,501–2,516 |
| Cancelled | FANT RANCH UNIT #504 | 42-275-30903 | GREASEWOOD OPERATING, LTD. | Injection | 2,000 | -- | 5,875–6,090 |
| Inactive | MEGARGEL DRILLING CO. #1 | 42-275-30268 | TAYLOR OIL & GAS SERV | Injection | 2,000 | -- | 2,550–2,600 |
| Cancelled | FANT RANCH UNIT #102 | 42-275-31244 | SUCCESS OIL CO, INC | Injection | 2,000 | -- | 5,956–6,034 |
| Cancelled | MEGARGEL DRILLING CO. #12I | 42-275-30353 | D.J.F. SERVICES, INC | Injection | 2,000 | -- | 2,550–2,600 |
| Cancelled | FANT RANCH UNIT #1001 | 42-275-31233 | GREASEWOOD OPERATING, LTD. | Injection | 2,000 | -- | 5,971–6,074 |
| Plugged | MEGARGEL DRILLING CO. #16 | 42-275-30365 | DELRAY OIL, INC | Injection | 2,000 | -- | 2,573–2,577 |
| Inactive | THORMAN, F. W. #7 | 42-275-31980 | GREAT AMERICAN RES INC | Injection | 2,000 | -- | 2,450–2,515 |
| Plugged | MEGARGEL DRILLING CO. #11 | 42-275-30349 | DELRAY OIL, INC | Injection | 2,000 | -- | 2,557–2,581 |
| Plugged | BENEDICT #2D | 42-275-04023 | MAYFIELD ENGINEERING SERVICE | Disposal | 2,000 | -- | 2,460–3,000 |
| Plugged | LIVINGSTON RANCH #302 | 42-275-31700 | LIVINGSTON, F. L | Injection | 1,800 | -- | 2,287–2,303 |
| Plugged | NORTH KNOX CITY UNIT #55 | 42-275-80290 | AVAD OPER, LLC | Injection | 1,500 | -- | 4,232–4,296 |
| Cancelled | LIVINGSTON RANCH 4 #403 | 42-275-31800 | MARTIS VALLEY ENGY, LLC | Injection | 1,500 | -- | 2,339–2,340 |
| Cancelled | NORTH KNOX CITY UNIT #16 | 42-275-01018 | PLAINS PETRO OPER CO | Injection | 1,500 | -- | 4,193–4,295 |
| Inactive | NORTH KNOX CITY UNIT #60 | 42-275-31588 | DAYLIGHT PETRO LLC | Injection | 1,500 | -- | 4,132–4,186 |
| Plugged | ORSBORN, ALMA H. #1 | 42-275-31845 | WESTPORT OIL AND GAS CO, LP | Injection | 1,500 | -- | 4,800–5,200 |
| Plugged | NORTH KNOX CITY UNIT #39 | 42-275-00996 | T-N-T ENGINEERING, INC | Injection | 1,500 | -- | 4,165–4,210 |
| Plugged | NORTH KNOX CITY UNIT #4 | 42-275-01273 | PLAINS PETRO OPER CO | Injection | 1,500 | -- | 4,203–4,275 |
| Plugged | ORSBORN, ALMA #4 | 42-275-31950 | APC OPER PARTNERSHIP | Injection | 1,500 | -- | 4,800–5,200 |
| Plugged | NORTH KNOX CITY UNIT #15 | 42-275-04034 | PLAINS PETRO OPER CO | Injection | 1,500 | -- | 4,250–4,295 |
| Plugged | ORSBORN, ALMA H. #3 | 42-275-31949 | APC OPER PARTNERSHIP | Injection | 1,500 | -- | 4,800–5,200 |
| Plugged | HUNT, E. W. #6 | 42-275-00978 | MIDWESTERN ENGY | Injection | 1,200 | -- | 1,565–1,580 |
page 1 of 5 · 484 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.