Saltwater Disposal Wells in San Patricio County

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

Active Wells

54

Permitted Capacity

439,400 bbl/d

Injected 12mo (thru 2025-06)

12.1M bbl

UIC Permits All Time

372

STATUSLEASE / WELLAPIOPERATORTYPEPERMITTED BBL/DINJECTED 12MOZONE (FT)
PluggedFORD, M. W. #242-409-30461GULFMAX ENVIRONMENTAL, LLCDisposal200--1,514–1,620
PluggedRICHARDSON, H.H. SWD #142-409-20018TEXACO PRODUCING INCDisposal200--856–913
PluggedPERSON, FRIEDA #142-409-00994DOUBLE PLAY OIL & GAS, INCUIC150--4,424–4,430
PluggedHILL, BEN #2D42-409-81278DIXIE OIL & GASDisposal150--1,330–1,480
CancelledE. G. FRELS "A" #2A42-409-00126DAUBERT & ACHNINGUIC125--4,700
PluggedMEADGEN, C.A. #242-409-31488WELLS-BATTELSTEIN OIL & GAS, INCDisposal100--3,251–3,261
CancelledR.H WELDER #I 142-409-00000BETTIS, BOYLE & STOVALLDisposal100--1,280–1,500
PluggedDEES, T. S. #1SW42-409-00993SCHAARON INTERNATIONAL ENERGYUIC30--4,293–4,310
PluggedRAMSOWER, G. R. #242-409-80696MUELLER, JOSEPH PDisposal20--4,560–4,568
PluggedSMITH, M. C. #1 D42-409-03665TEXACO INCDisposal2--1,465–1,766
PluggedWELDER, R. H. -B- #842-409-00480MARATHON OIL COUIC0--1,635
PluggedMAYO, J.W. (TAFT SWD SYSTEM) #3A42-409-01353YOUNGBLOOD, C. S. IIIUIC0----
PluggedHOSKINSON A #3D42-409-31318READING & BATES PETRO CODisposal0--1,180–1,600
PluggedDIMMICK #242-409-02053DINERO OIL CORPInjection0----
PluggedRACHAL #6942-409-04086SUPERIOR OIL CO, THEUIC0--4,868
PluggedRACHAL #41W42-409-03314SUPERIOR OIL CO, THEDisposal0--4,155–4,210
CancelledWELDER, R. H. #642-409-01621TEXACO INCInjection0--4,654–4,658
PluggedWELDER, R. H. #842-409-01623TEXACO INCInjection0--4,652–4,655
PluggedIVEY #142-409-31235ODEGARD ENGY, INCInjection0--5,304–5,854
CancelledWELDER, R. H. #1642-409-01628TEXACO INCInjection0--4,662–4,668
PluggedSPEER, H. A. FEE #1WD42-409-03150TEXACO INCUIC0--3,670
PluggedWELDER, R. H. #6042-409-30448TEXACO INCInjection0--4,656–4,658
PluggedWELDER, R. H. #6142-409-30449TEXACO INCInjection0--4,657–4,660
PluggedWELDER, R. H. #6242-409-30544TEXACO INCInjection0--4,646–4,653
PluggedWELDER, R. H. ESTATE -A- #7 L42-409-01211TEXACO INCUIC0--5,349–6,352
PluggedMCBRIDE, C. J. #1SW42-409-02867RIDDLE OIL COUIC0--4,450
CancelledWELDER, R. H. #15A42-409-30329TEXACO INCInjection0--4,656–4,660
CancelledWELDER, R. H. -B- #18D42-409-30011MARATHON OIL CODisposal0--2,950–3,050
CancelledWELDER, E. H., -C- #442-409-01552EOG RES, INCDisposal0--4,920–4,990
PluggedWELDER, MINNIE S. #28D42-409-01664ABRAXAS PETRO CORPDisposal0--4,680–5,000
PluggedMAYO, J. W. A/C 1 #1542-409-01335YOUNGBLOOD, C. S. IIIInjection0--4,624
PluggedMAYO "B" #942-409-01392PEARL, BILL H. PRODUCTIONS, INCDisposal0--4,200–4,800
PluggedHAVELKA, F. #1D42-409-31375HAVELKA DISPOSAL SYSTEMDisposal0--4,210–4,322
PluggedSCHMIDT, DAVID ALLEN ET UX #542-409-01307HAAS, C. F. OIL & GAS INCUIC0----
PluggedWELDER, MINNIE S. #4342-409-01678FROSTWOOD ENGY, LLCDisposal0--4,750–4,996
PluggedSCHMIDT, DAVID ALLEN ET UX #642-409-04351HAAS, C. F. OIL & GAS INCUIC0----
PluggedMAYO #942-409-01401PEARL, BILL H. PRODUCTIONS, INCUIC0----
PluggedWELDER, J. F., UNIT #B 442-409-03757TEXACO INCUIC0--1,610
PluggedGERDES, R. GU "A" #242-409-31468NU-SAN ENGYInjection0--1,501
PluggedCORPUS CHRISTI BANK & TRUST #142-409-30175MAGNUM PRODUCING & OPER CODisposal0--7,450–7,630
PluggedSMITH, ORA L. #4WD42-409-81125GERONIMO OIL COUIC0--1,540
PluggedSCHMIDT, MARY WILLEEN #2D42-409-02572DOUGLAS PETRO, INCUIC0--3,260–3,700
PluggedKIESCHNICK, E. E. #1WD42-409-01020FIELD, JAMES RUIC0----
PluggedKEETON FRIO UNIT #W 342-409-01045DINERO OIL CORPInjection0----
PluggedBLUMBERG, ELEANORA #1WD42-409-04218MO-JON, INCUIC0--2,520
PluggedBLUNTZER, MARY #242-409-80722M. P. S. PROD. COUIC0--2,849
PluggedCITY OF PORTLAND GAS UNIT -C- #342-409-30417BELL, KELLY INCInjection0--11,276
PluggedKEETON FRIO UNIT #W 242-409-01039DINERO OIL CORPInjection0--5,550
PluggedMCCANN, OLA #142-409-02256TENNECO OIL CO-TGCDUIC0--1,938
PluggedWELDER, R. H. ESTATE -A- #18 F42-409-30096TEXACO INCUIC0----
PluggedWELDER, R. H. EST -A- #1342-409-01217TEXACO INCInjection0----
PluggedWELDER, R. H., ESTATE -A- #8WI42-409-01212TEXACO INCUIC0----
PluggedWELDER, MINNIE S. #6342-409-04119SUPERIOR OIL CO, THEUIC0--1,600
PluggedWELDER, MINNIE S. #3WD42-409-01173SUPERIOR OIL CO, THEUIC0--2,014
PluggedBLASCHKE & MAYO TR. #1 #3WD42-409-81229ALCORN, C. W. JRUIC0----
PluggedWELDER, R. H. #42WI42-409-01754TEXACO INCInjection0----
PluggedWELDER, E. H. -C- #4542-409-02144MARATHON OIL COUIC0--4,890
PluggedWELDER, E. H. -C- #4342-409-02143MARATHON OIL COUIC0--4,935
PluggedCOUNTY #242-409-00720KEN PETRO CORPUIC0--1,458
PluggedCOUNTY #1 T42-409-00719KEN PETRO CORPUIC0--2,041
PluggedSMITH, ORA L. #5D42-409-02885CARRIZO OIL & GAS, INCInjection0--2,480
PluggedIVEY, B.E. #342-409-30597IV L.CDisposal0--4,480–4,580
PluggedWELDER, E. H. -C- #3242-409-01812MARATHON OIL COUIC0--4,910
PluggedWELDER, E. H. -C- #3042-409-01811MARATHON OIL COUIC0--4,874
PluggedWELDER, E. H. -C- #2642-409-01876MARATHON OIL COUIC0--4,870
CancelledWELDER, E. H., -C- #4642-409-01570MARATHON OIL COUIC0----
PluggedFLINN, J. W., ESTATE #642-409-01416SUE-ANN OIL & GAS COInjection0--3,992
CancelledWELDER, E. H., -C- #1642-409-01566MARATHON OIL COUIC0----
CancelledWELDER, J.F. UNIT #C 3242-409-30219TEXACO INCInjection0----
PluggedWELDER, J. F. UNIT #B 1142-409-03761TEXACO INCInjection0----
CancelledWELDER, J. F., UNIT #C 2742-409-30152TEXACO INCInjection0----
PluggedWELDER, R. H. ESTATE -A- #8U42-409-00000TEXACO INCUIC0----
page 4 of 4 · 372 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.