Saltwater Disposal Wells in Frio County
Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.
Active Wells
147
Permitted Capacity
452,100 bbl/d
Injected 12mo (thru 2025-06)
14.6M bbl
UIC Permits All Time
554
Earthquakes in Frio County → seismicity & the disposal link, from TexNet
| STATUS | LEASE / WELL | API | OPERATOR | TYPE | PERMITTED BBL/D | INJECTED 12MO | ZONE (FT) |
|---|---|---|---|---|---|---|---|
| Plugged | BIG FOOT OLMOS B SAND UNIT #260 | 42-163-01713 | JENEX PETRO CORP | Injection | 100 | -- | 3,377–3,405 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #335 | 42-163-00300 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,313–3,357 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #262 | 42-163-00429 | JENEX PETRO CORP | Injection | 100 | -- | 3,440–3,456 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #333 | 42-163-00230 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,271–3,297 |
| Inactive | TALLEY #20 | 42-163-32366 | CREATIVE OIL AND GAS OP II, LLC | Injection | 100 | -- | 3,380–3,404 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #97A | 42-163-32474 | SHELL WESTERN E&P INC | Injection | 100 | -- | 3,288–3,328 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #12 | 42-163-01682 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,142–3,167 |
| Cancelled | BORDOVSKY, J. S. "A" #1 | 42-163-00431 | SHELL WESTERN E&P INC | Injection | 100 | -- | 3,271–3,321 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #128 | 42-163-80593 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,272–3,336 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #40 | 42-163-00527 | HCM | Injection | 100 | -- | 3,295–3,326 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #320 | 42-163-00229 | JENEX PETRO CORP | Injection | 100 | -- | 3,224–3,274 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #319 | 42-163-00430 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,498–3,525 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #316 | 42-163-00428 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,441–3,464 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #313 | 42-163-00375 | JENEX PETRO CORP | Injection | 100 | -- | 3,341–3,381 |
| Plugged | BURNS, JANE -C- #2 | 42-163-00243 | WATSON ENGY INVESTMENTS, LLC | Injection | 100 | -- | 3,411–3,431 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #310 | 42-163-00333 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,234–3,277 |
| Plugged | BURNS, JANE -C- #7 | 42-163-00248 | WATSON ENGY INVESTMENTS, LLC | Injection | 100 | -- | 3,426–3,466 |
| Plugged | BURNS, JANE -C- #12 | 42-163-00253 | WATSON ENGY INVESTMENTS, LLC | Injection | 100 | -- | 3,347–3,362 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #300 | 42-163-01709 | JENEX PETRO CORP | Injection | 100 | -- | 3,414–3,463 |
| Plugged | BURNS, JANE -C- #15 | 42-163-00256 | WATSON ENGY INVESTMENTS, LLC | Injection | 100 | -- | 3,410–3,430 |
| Plugged | THOMPSON, C. S. -A- #5 | 42-163-00310 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,543–3,571 |
| Plugged | BURNS, JANE #295 | 42-163-00368 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,287–3,331 |
| Plugged | BURNS, JANE #294A | 42-163-00372 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,251–3,316 |
| Cancelled | THOMPSON, C. S. -A- #6 | 42-163-00311 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,566–3,590 |
| Cancelled | THOMPSON, C. S. -A- #7 | 42-163-00312 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,590–3,620 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #291 | 42-163-00426 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,464–3,482 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #281 | 42-163-01708 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,416–3,452 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #280 | 42-163-01707 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,390–3,415 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #279 | 42-163-00362 | JENEX PETRO CORP | Injection | 100 | -- | 3,361–3,400 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #278 | 42-163-00358 | JENEX PETRO CORP | Injection | 100 | -- | 3,328–3,384 |
| Plugged | THOMPSON, C. S. -A- #9 | 42-163-00314 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,526–3,558 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #276 | 42-163-00360 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,286–3,337 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #275 | 42-163-00361 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,255–3,312 |
| Plugged | BURNS, JANE #274 | 42-163-00371 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,228–3,280 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #143 | 42-163-01719 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,308–3,327 |
| Plugged | THOMPSON, C. S. -A- #10 | 42-163-00315 | JENEX PETRO CORP | Injection | 100 | -- | 3,540–3,577 |
| Plugged | BURNS, JANE #271 | 42-163-00337 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,190–3,215 |
| Plugged | BURNS, JANE #252 | 42-163-00084 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,194–3,232 |
| Plugged | BURNS, JANE #250 | 42-163-01740 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,188–3,225 |
| Plugged | BURNS, JANE #232 | 42-163-00331 | DIAMOND ENERGY SERVICES, LP | Injection | 100 | -- | 3,197–3,248 |
| Plugged | RAUSCHHUBER #2 | 42-163-32369 | BENCHMARK TEXAS PETRO, LLC | Injection | 100 | -- | 3,434–3,459 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #230 | 42-163-00338 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,197–3,222 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #228 | 42-163-80258 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,183–3,202 |
| Plugged | THOMPSON, C. S. -A- #13 | 42-163-00317 | JENEX PETRO CORP | Injection | 100 | -- | 3,564–3,590 |
| Plugged | THOMPSON, DENNIS #4 | 42-163-00321 | WATSON ENGY INVESTMENTS, LLC | Injection | 100 | -- | 3,462–3,495 |
| Plugged | BURNS, JANE #206 | 42-163-00332 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,187–3,231 |
| Plugged | BURNS, JANE #204 | 42-163-00334 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,169–3,204 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #197 | 42-163-01760 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,217–3,274 |
| Cancelled | BORDOVSKY, J. S. "A" #195 | 42-163-01729 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,203–3,264 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #193 | 42-163-01731 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,173–3,234 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #181 | 42-163-01725 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,239–3,286 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #177 | 42-163-01733 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,195–3,248 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #170 | 42-163-01727 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,239–3,290 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #168 | 42-163-01732 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,227–3,272 |
| Plugged | THOMPSON, DENNIS #6 | 42-163-00323 | JENEX PETRO CORP | Injection | 100 | -- | 3,422–3,445 |
| Plugged | THOMPSON, DENNIS #8 | 42-163-00325 | SHELL WESTERN E&P INC | Injection | 100 | -- | 3,460–3,471 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #130 | 42-163-01722 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,294–3,348 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #143 | 42-163-01719 | HCM | Injection | 100 | -- | 3,308–3,327 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #147 | 42-163-01797 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,213–3,263 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #145 | 42-163-80199 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,203–3,262 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #153 | 42-163-01716 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,289–3,390 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #139 | 42-163-80195 | JENEX PETRO CORP | Injection | 100 | -- | 3,285–3,341 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #137 | 42-163-80193 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,247–3,304 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #155 | 42-163-01718 | JENEX PETRO CORP | Injection | 100 | -- | 3,309–3,365 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #131 | 42-163-80188 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,193–3,230 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #163 | 42-163-00449 | JENEX PETRO CORP | Injection | 100 | -- | 3,311–3,373 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #173 | 42-163-00434 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,250–3,303 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #114 | 42-163-80174 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,269–3,324 |
| Plugged | THOMPSON, C.R. #613 | 42-163-30125 | OILEX INT'L INVESTMENTS, INC | Injection | 100 | -- | 3,093–3,118 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #112 | 42-163-80172 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,249–3,297 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #174 | 42-163-00441 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,275–3,346 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #175 | 42-163-00455 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,308–3,366 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #107 | 42-163-80167 | JENEX PETRO CORP | Injection | 100 | -- | 3,220–3,244 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #104 | 42-163-80165 | JENEX PETRO CORP | Injection | 100 | -- | 3,270–3,322 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #187 | 42-163-00433 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,244–3,305 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #188 | 42-163-00432 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,263–3,316 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #189 | 42-163-00431 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,271–3,321 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #97 | 42-163-00520 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,288–3,328 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #95 | 42-163-00516 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,269–3,326 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #93 | 42-163-00522 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,245–3,297 |
| Cancelled | BIG FOOT OLMOS D SAND UNIT #190 | 42-163-00453 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,280–3,299 |
| Plugged | BURNS, JANE A #207 | 42-163-00352 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,191–3,264 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #88 | 42-163-00494 | JENEX PETRO CORP | Injection | 100 | -- | 3,314–3,367 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #86 | 42-163-00514 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,280–3,336 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #84 | 42-163-00521 | JENEX PETRO CORP | Injection | 100 | -- | 3,262–3,313 |
| Plugged | BURNS, JANE #208 | 42-163-00346 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,214–3,290 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #209 | 42-163-00340 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,234–3,286 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #77 | 42-163-00513 | JENEX PETRO CORP | Injection | 100 | -- | 3,274–3,329 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #75 | 42-163-00524 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,251–3,305 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #210 | 42-163-00344 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,253–3,310 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #213 | 42-163-01711 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,328–3,370 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #68 | 42-163-80160 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,288–3,346 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #66I | 42-163-00515 | JENEX PETRO CORP | Injection | 100 | -- | 3,281–3,333 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #214 | 42-163-01712 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,352–3,376 |
| Cancelled | BIG FOOT OLMOS B SAND UNIT #215 | 42-163-01715 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,370–3,392 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #60 | 42-163-01699 | MAVERICK ENGY GROUP, INC | Injection | 100 | -- | 3,220–3,245 |
| Plugged | BURNS, JANE A #233 | 42-163-01001 | DIAMOND ENERGY SERVICES, LP | Injection | 100 | -- | 3,201–3,240 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #57 | 42-163-00511 | JENEX PETRO CORP | Injection | 100 | -- | 3,285–3,340 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #409 | 42-163-80283 | JENEX PETRO CORP | Injection | 100 | -- | 3,475–3,504 |
| Plugged | BIG FOOT OLMOS B SAND UNIT #407 | 42-163-00308 | WHITE OAK OPER CO LLC | Injection | 100 | -- | 3,380–3,400 |
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.