Saltwater Disposal Wells in Howard County

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

Active Wells

1,180

Permitted Capacity

6.0M bbl/d

Injected 12mo (thru 2025-06)

488.6M bbl

UIC Permits All Time

3,068

Howard County produced-water market → capacity trends, top holders, permit velocity
Earthquakes in Howard County → seismicity & the disposal link, from TexNet
STATUSLEASE / WELLAPIOPERATORTYPEPERMITTED BBL/DINJECTED 12MOZONE (FT)
PluggedODANIEL, A. E. #1942-227-30393SAMSON RES COInjection0--2,619
PluggedPATTERSON-DUNCAN #2W42-227-04216DUNCAN DRILLING COUIC0----
PluggedROBERTS, DORA, B. D. & E. #249W42-227-03587SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--1,764–1,886
PluggedWARDER #30W42-227-03982SANCHEZ-O'BRIEN OIL & GAS CORPUIC0----
PluggedWARDER #17W42-227-03902SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--1,298–1,390
PluggedWARDER #11W42-227-03897SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--1,296–1,391
PluggedWARDER #1W42-227-02641SUN EXPL. & PROD. CO.-MIDLANDInjection0----
PluggedROBERTS, DORA -B- (SOUTHLAND) #2D42-227-02953HRUBETZ OPER COInjection0--2,954
PluggedROBERTS, DORA, -A- #1D42-227-02952SOUTHLAND ROYALTY COUIC0--2,410–2,620
PluggedCHERRY, EDGAR F. -A- #1D42-227-04153GUTHRIE, A. K. OPER COInjection0----
PluggedGUITAR TRUST ESTATE #442-227-01878MARKLAND CORPUIC0----
PluggedGRAHAM, VIRGIL, /SALVAGE/ #142-227-03625HWY 87 SWDUIC0--4,000
PluggedHOOKS, A. J. -B- #B 2D42-227-02718D. G. OIL CO.UIC0----
PluggedKELLY-ROBERTS #6W42-227-03436SUPERIOR OIL CO, THEInjection0----
PluggedKELLY-ROBERTS #5W42-227-03435SUPERIOR OIL CO, THEInjection0----
PluggedT. L. & M. CO. COOP. INJ. #2W42-227-30016CITATION OIL & GAS CORPInjection0----
PluggedHYMAN, SARAH #17W42-227-03446SUPERIOR OIL CO, THEInjection0----
PluggedBARNETT -A- #6W42-227-01817CLARK, LESTERInjection0----
PluggedROBERTS, DORA, B. D. & E. #272W42-227-03215SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #274W42-227-03611SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #279W42-227-04035SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #280W42-227-80561SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #281W42-227-80562SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #282W42-227-80563SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #283W42-227-80564SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #284W42-227-03575SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedCHALK -A- #242-227-02280WOOD, MCSHANE & THAMSUIC0--1,412–1,889
PluggedROBERTS, DORA, B. D. & E. #326W42-227-04018SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #336W42-227-04023SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedT. L. & M. CO. COOP. INJ. #4W42-227-30362CITATION OIL & GAS CORPInjection0----
CancelledCHALK, SLOAN #17C42-227-30346SUPERIOR OIL CO, THEInjection0----
PluggedREAD #4D42-227-03619SPECK'S OIL CO.UIC0----
PluggedOWEN-CHALK #5W42-227-02122SUPERIOR OIL CO, THEInjection0----
PluggedCHALK, MARY #32W42-227-30450SUPERIOR OIL CO, THEInjection0----
CancelledGOODELL 42 #1D42-227-00000BIRCH OPERATIONS, INCInjection0----
PluggedCHALK -A- #6W42-227-02284WOOD, MCSHANE & THAMSUIC0----
PluggedCHALK, MARY #4W42-227-02144SUPERIOR OIL CO, THEInjection0----
PluggedCHALK, G. O. -G- #1W42-227-02321SUPERIOR OIL CO, THEInjection0----
PluggedSCOTT, JOHN #642-227-02898EGI, INC.UIC0----
PluggedREED -A- #3X42-227-00000CONOCO INCUIC0----
PluggedROBERTS, DORA, B. D. & E. #479W42-227-80606SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #481TW42-227-10269SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #480W42-227-80607SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #485W42-227-80612SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #487W42-227-03573SANCHEZ-O'BRIEN OIL & GAS CORPUIC0----
PluggedROBERTS, DORA, B. D. & E. #489W42-227-80616SANCHEZ-O'BRIEN OIL & GAS CORPUIC0----
PluggedROBERTS, DORA, B. D. & E. #490W42-227-80617SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #491W42-227-80618SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #495W42-227-04019SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #496W42-227-04021SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS, DORA, B. D. & E. #497W42-227-04022SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedROBERTS,DORA,WHITEHORSE W.F. #3342-227-00039AMERADA HESS CORPUIC0----
PluggedROBERTS, DORA #2642-227-00065AMERADA HESS CORPUIC0----
PluggedEAST VEALMOOR UNIT #69W42-227-32407EXXON MOBIL CORPInjection0--7,014–7,600
CancelledREED BROS. DE #20742-227-00000ARCO OIL & GAS CO.-SILSBEEInjection0----
PluggedWILLCOX, JACK #1W42-227-00893TANOS PROD, INCInjection0----
CancelledROBERTS,DORA,WHITEHORSE W.F. #2542-227-00064AMERADA HESS CORPUIC0----
PluggedEDWARDS, M. M. #3W42-227-03738FINA OIL & CHEMICAL COInjection0----
PluggedPATTERSON -C- #3W42-227-00826AMERICAN PETROFINA CO. OF TEXUIC0----
PluggedKLOH #7D42-227-02668MARATHON OIL COUIC0----
PluggedCURRIE, W. B. #4W42-227-00942JACO OIL CO., INC.Injection0----
CancelledROBERTS,DORA,WHITEHORSE W.F. #2042-227-00059AMERADA HESS CORPUIC0----
PluggedROBERTS,DORA,WHITEHORSE W.F. #1942-227-00058AMERADA HESS CORPUIC0----
PluggedMARIE HOLZWORTH #A 442-227-33037TRIPLE "N" SERVICES, INCDisposal0--1,500–1,524
PluggedSETTLES, W. R. -A- #2W42-227-01536HOWARD, STEPHEN B.UIC0----
PluggedHYMAN -C- #7W42-227-02306HARDING WELL SERVICE COInjection0----
PluggedHYMAN #5W42-227-03832FOSTER, W.PInjection0----
PluggedDENMAN, L. C., -C- #9W42-227-00919ZZRON INC.UIC0----
PluggedWILSON, W. L. #3W42-227-00196K.M.A. OPERATING, INC.Injection0--7,644
PluggedECHOLS, CORA LEE, MRS., -B- #7W42-227-31774CITATION OIL & GAS CORPInjection0----
PluggedECHOLS, CORA LEE, MRS., -A- #23W42-227-31796CITATION OIL & GAS CORPInjection0----
PluggedBOWEN, ANNA #3D42-227-04128GUTHRIE, A. K. OPER COUIC0----
PluggedBOWEN, ANNA #1D42-227-04117GUTHRIE, A. K. OPER COInjection0----
PluggedCHALK, MARY #12W42-227-02003GUTHRIE, A. K. OPER COUIC0----
PluggedSCOTT, W. T. #8D42-227-30019GUTHRIE, A. K. OPER COInjection0----
PluggedDENMAN -C- #13W42-227-01174WALSH & WATTS, INCInjection0--2,650
PluggedROBERTS, DORA #116YW42-227-33408WESTPORT OIL AND GAS CO, LPInjection0--1,300
CancelledWARDER #31W42-227-30599SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--2,332–2,869
CancelledWARDER #3642-227-30752SHERIDAN PROD CO, LLCInjection0--2,338–2,862
CancelledROBERTS, DORA, B. D. & E. #23442-227-80514SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--2,357
CancelledROBERTS, DORA, B. D. & E. #407442-227-00000SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--2,242
PluggedKLOH-RUMSEY #6D42-227-00286FORSAN OIL COUIC0--1,480
PluggedROBERTS, DORA, -E- #3A42-227-32946MIDLAND RES. OPER. CO., INCInjection0--2,840
CancelledSPRAGUE -A- #8W42-227-00000HRUBETZ OPER COInjection0--1,550
PluggedSETTLES,W.R. #2W42-227-01764YOUNGBLOOD, C. S. IIIUIC0----
CancelledCHALK, OTIS /EO/ #642-227-33547GRUY PETRO MANAGEMENT COInjection0--1,700
PluggedQUINN #442-227-32780CIRCLE H OIL COMPANYInjection0--3,152
PluggedJONES, PERCY -A- #4AD42-227-01874NORTHWEST OIL COUIC0----
PluggedFOSTER, W. L. 5 #6W42-227-03988TEXACO E & P INCInjection0----
PluggedSETTLES, W. R. -B- #1142-227-31062CONOCO INCInjection0--2,100
PluggedCHALK, MARY #4542-227-30351CONOCO INCInjection0--3,050
PluggedWHEELER, R. M. #2D42-227-01580V-F PETRO INCInjection0--3,060
InactiveWARDER #3442-227-30743BASA RES, INCInjection0--2,338
CancelledPATTERSON MOC #542-227-01654TANOS PROD, INCUIC0----
PluggedHYMAN, SARAH #24W42-227-30403SUPERIOR OIL CO, THEInjection0--1,316
PluggedWILKINSON #1W42-227-32091SIERRA PETROLEUM CO.Injection0--3,161
PluggedCHALK -A- #4W42-227-02480CALLEY, BOBUIC0----
PluggedDOUTHIT, MARY -A- #2W42-227-01018DUNCAN DRILLING COUIC0--1,296
PluggedDOUTHIT, MARY E. #4W42-227-01021DUNCAN DRILLING COUIC0----
CancelledFOSTER, W. L. #5 #102W42-227-00000TEXACO E & P INCInjection0--2,400
page 30 of 31 · 3,068 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.