Saltwater Disposal Wells in Ector County

Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.

Active Wells

3,022

Permitted Capacity

8.9M bbl/d

Injected 12mo (thru 2025-06)

262.1M bbl

UIC Permits All Time

6,516

Ector County produced-water market → capacity trends, top holders, permit velocity
STATUSLEASE / WELLAPIOPERATORTYPEPERMITTED BBL/DINJECTED 12MOZONE (FT)
PluggedGOLDSMITH, NORTH DEVONIAN UNIT #8W42-135-03218ENDEAVOR ENGY RES L.PInjection140--7,946–8,040
PluggedCROSS, J. T. #2W42-135-07661R.K.G. OPERATIONS, INCInjection120--3,944–4,020
PluggedECTOR -C- FEE /NCT-1/ #4D42-135-07132TEXACO E & P INCUIC100--3,962–4,009
CancelledEDWARDS #442-135-00000ADOBE OIL COUIC100--4,388–4,394
CancelledCUMMINS, H. E. #1342-135-00011APC OPER PARTNERSHIPInjection100--5,530–6,312
PluggedCUMMINS -15- #8D42-135-00177CONDOR OPER COUIC100--5,550–5,694
PluggedWILLIAMSON, J. M. #4D42-135-20504SLACK, R. CInjection100--4,319–4,504
PluggedGOLDSMITH BLAKENEY CLRFK. UNIT #403W42-135-04411LARIO OIL & GAS COInjection100--5,430–6,300
PluggedWILKEN -B- #142-135-08300COSTILLA PETRO CORPUIC100--4,429–4,472
PluggedCOWDEN,FRANK #1014D42-135-31325V-F PETRO INCDisposal100--3,904–3,943
PluggedARCO TXL N #10W42-135-34154ENDEAVOR ENGY RES L.PUIC100--4,305–4,406
PluggedCOWDEN, ELLIOTT F., -A- #48W42-135-03388TEXACO INCInjection100--3,941–4,200
PluggedSCHARBAUER -H- #142-135-20880SUNDOWN ENGY LPUIC100--4,091–4,237
PluggedMOSS #11W42-135-02208WALSH & WATTS, INCUIC50--4,008–4,070
PluggedJOHNSON, J. L., JR. #1W42-135-04315MONTAUK EXPL, INCUIC20----
PluggedCOWDEN, ELLIOTT F. #342-135-08454SAGE ENGY CODisposal20--3,880–4,277
PluggedJOHNSON, J. L., JR. #3 A42-135-30994MONTAUK EXPL, INCUIC20--4,098–4,310
CancelledTHOMAS "F" #442-135-00000SHELL WESTERN E&P INCUIC1--9,765–9,795
CancelledCOWDEN, J. F.(7,14.15) #1442-135-02666PHILLIPS PETRO COInjection0--8,575
PluggedNORTH FOSTER UNIT #142W42-135-33734ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedDOURD #242-135-33602RANKIN OIL COInjection0----
CancelledSOUTH FAULT BLOCK UNIT #41242-135-02707PHILLIPS PETRO COInjection0--8,420–8,430
PluggedADDIS, FRANK V. "E" #142-135-07616AGHORN OPER, INCInjection0--4,136–4,202
CancelledJASON #842-135-42494LINN OPER, INCInjection0----
PluggedSHELL-JOHNSON /EO/ #642-135-04282ARCO OIL & GAS CO.-SILSBEEUIC0----
PluggedNORTH FOSTER UNIT #47W42-135-03944ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedNORTH FOSTER UNIT #48W42-135-04023ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedTXL NORTH UNIT #65542-135-05381SHELL WESTERN E&P INCUIC0----
InactiveSOUTH FAULT BLOCK UNIT #34442-135-02732MAVERICK PERMIAN LLCInjection0--8,470–8,480
PluggedNORTH FOSTER UNIT #51W42-135-04025ARCO OIL & GAS CO.-SILSBEEInjection0----
CancelledSOUTH FAULT BLOCK UNIT #40942-135-02700PHILLIPS PETRO COInjection0--8,450–8,460
PluggedSOUTH FAULT BLOCK UNIT #40742-135-02702PHILLIPS PETRO COInjection0--8,470–8,480
PluggedNORTH FOSTER UNIT #56W42-135-04033ARCO OIL & GAS CO.-SILSBEEInjection0----
CancelledSOUTH FAULT BLOCK UNIT #35242-135-32161PHILLIPS PETRO COInjection0--7,900–7,916
PluggedCUMMINS, H. E. #442-135-00302B & B PROD COUIC0----
PluggedSOUTH FAULT BLOCK UNIT #34642-135-20365PHILLIPS PETRO COInjection0--7,960–7,970
PluggedNORTH FOSTER UNIT #61W42-135-03938ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedNORTH FOSTER UNIT #65W42-135-03842ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedNORTH FOSTER UNIT #102W42-135-33059ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedSOUTH FAULT BLOCK UNIT #32542-135-08445PHILLIPS PETRO COInjection0--8,430–8,440
CancelledSOUTH FAULT BLOCK UNIT #12042-135-02671PHILLIPS PETRO COInjection0--8,110–8,120
PluggedNORTH FOSTER UNIT #121W42-135-33389ARCO OIL & GAS CO.-SILSBEEInjection0----
InactiveFRANK A #542-135-03128MAVERICK PERMIAN LLCInjection0----
CancelledSOUTH FAULT BLOCK UNIT #11542-135-00000PHILLIPS PETRO COInjection0--8,555–8,565
PluggedN. CONCHO BLUFF QUEEN UNIT #5W42-135-06066TEXACO INCUIC0----
PluggedNORTH FOSTER UNIT #122W42-135-33390ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedBROCK, L. E. #1W42-135-08059ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedTXL -O'RYAN -N- #942-135-34239ENDEAVOR ENGY RES L.PInjection0----
PluggedJOHNSON, J. L. #642-135-04333CONOCO INCInjection0----
CancelledSOUTH FAULT BLOCK UNIT #11342-135-02665PHILLIPS PETRO COInjection0--8,400–8,410
CancelledSOUTH FAULT BLOCK UNIT #11142-135-00000PHILLIPS PETRO COInjection0--8,400–8,410
PluggedSOUTH FAULT BLOCK UNIT #110G42-135-02662PHILLIPS PETRO COInjection0--8,565–8,575
InactiveGIST UNIT #2242-135-02410AGHORN OPER, INCInjection0--4,067
CancelledNORTH COWDEN UNIT #C 9742-135-00000TEXACO INCInjection0----
CancelledCOWDEN, J. F.(7,14.15) #742-135-02659PHILLIPS PETRO COInjection0----
PluggedGIST UNIT #542-135-05294CONOCO INCUIC0----
PluggedGIST UNIT #10542-135-32156CONOCO INCInjection0--4,278
PluggedNORTH COWDEN UNIT #112842-135-34088TEXACO INCInjection0----
PluggedFASKEN OPERATING AREA -B- #3D42-135-85745AMOCO PROD COUIC0--4,780
PluggedSOUTH COWDEN UNIT #4242-135-33910PHILLIPS OIL COInjection0----
CancelledSOUTH FAULT BLOCK UNIT #10642-135-02658PHILLIPS PETRO COInjection0--8,465–8,475
PluggedNORTH COWDEN UNIT #97WI42-135-34090TEXACO INCInjection0----
PluggedSOUTH FAULT BLOCK UNIT #73042-135-33461PHILLIPS PETRO COInjection0--8,082–8,587
PluggedGOLDSMITH ADOBE UNIT #2504W42-135-07816TRISEARCH INCInjection0----
PluggedSOUTH FAULT BLOCK UNIT #10442-135-02656PHILLIPS PETRO COInjection0--8,560–8,570
PluggedSOUTH FAULT BLOCK UNIT #71742-135-03423PHILLIPS PETRO COInjection0--8,159–8,594
PluggedSOUTH FAULT BLOCK UNIT #71442-135-03426PHILLIPS PETRO COInjection0--8,158–8,163
PluggedNORTH COWDEN UNIT #90242-135-31363TEXACO INCInjection0----
PluggedTXL NORTH UNIT #667 L42-135-01333SHELL WESTERN E&P INCInjection0----
CancelledSOUTH FAULT BLOCK UNIT #10342-135-02655PHILLIPS PETRO COInjection0--8,490–8,500
PluggedNORTH COWDEN UNIT #321W42-135-05999TEXACO INCInjection0----
PluggedSOUTH FOSTER UNIT #24W42-135-06831TEXACO INCInjection0--3,980–4,300
CancelledSOUTH FAULT BLOCK UNIT #10242-135-00000PHILLIPS PETRO COInjection0--8,567–8,577
PluggedNORTH COWDEN UNIT #320W42-135-07483TEXACO INCInjection0----
CancelledPENWELL LPG STRG. WELLS #1H42-135-00000ARCO OIL & GAS CO.-SILSBEEUIC0----
PluggedCOWDEN -J- #5W42-135-02907PETROGULF CORPInjection0--4,208
PluggedNORTH COWDEN UNIT #319W42-135-07482TEXACO INCInjection0----
PluggedFOSTER-JOHNSON UNIT #1518W42-135-10111YOUNGBLOOD, C. S. IIIUIC0--4,188–4,302
PluggedFOSTER-JOHNSON UNIT #1512W42-135-04844YOUNGBLOOD, C. S. IIIUIC0----
CancelledSOUTH COWDEN UNIT #4142-135-02611PHILLIPS OIL COInjection0----
PluggedNORTH COWDEN UNIT #114742-135-34330TEXACO INCInjection0--4,057
PluggedEAST PENWELL /SAN ANDRES/ UNIT #2102W42-135-05096FIRST PERMIAN, L.L.CInjection0--3,400
PluggedFOSTER-JOHNSON UNIT #1511W42-135-04843YOUNGBLOOD, C. S. IIIUIC0----
CancelledSOUTH FAULT BLOCK UNIT #41542-135-02709PHILLIPS PETRO COInjection0--8,450–8,460
PluggedGOLDSMITH-LANDRETH/SAN ANDRES/UT #275W42-135-06311TEXACO INCUIC0----
PluggedEMBAR #642-135-02703PHILLIPS PETRO COInjection0----
CancelledSOUTH FAULT BLOCK UNIT #50242-135-03508PHILLIPS PETRO COInjection0--8,520–8,530
CancelledCOWDEN, J. F. #942-135-02661TEXACO E & P INCInjection0----
PluggedVEST RANCH #5W42-135-33833BLAIR, JACK NInjection0--8,222
PluggedNORTH COWDEN UNIT #1132W42-135-34188TEXACO INCInjection0--4,073
PluggedEDWARDS ESTATE #2W42-135-34225CUERVO, INCInjection0--4,032
CancelledCOCHRAN, W. C. #742-135-07643TEXACO E & P INCInjection0----
Plugged7814 JV-P CRAN #242-135-33114COSTILLA PETRO CORPInjection0----
PluggedFEE-10A #242-135-03727MAC S.W.D.Injection0--4,141
PluggedGIST-A- #1A42-135-33610PENICK, JERRYInjection0--4,268
PluggedVEST RANCH #642-135-33834BLAIR, JACK NInjection0--8,170
CancelledSOUTH FAULT BLOCK UNIT #42242-135-02731PHILLIPS PETRO COInjection0--8,430–8,440
PluggedJOHNSON, J. L. -AB- #14242-135-33902ARCO OIL & GAS CO.-SILSBEEInjection0----
CancelledEMBAR #4342-135-02733CONOCOPHILLIPS COInjection0----
PluggedVEST RANCH #142-135-33537BLAIR, JACK NInjection0--8,233
page 61 of 66 · 6,516 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.