Petrora

WATER · HARRIS COUNTY

Produced water and disposal in Harris County

Every injection and disposal permit in the county, what each well is permitted to take, what its operator reported, and who is reporting daily. Earthquakes in the area →

Harris County has 87 active injection and disposal wells, 69 of them permitted for disposal, with 1.0 million barrels a day of permitted capacity.

Operators reported 43 million barrels injected on H-10 filings in the twelve months to September 2025, up 5% on the year before, about 11% of what the permits allow.

P.o.&g. Operating, LLC is the largest injector in the county, with 19 million barrels reported across 20 active wells.

87
active injection wells, 69 for disposal
1.02M
bbl/d permitted capacity
42.9M
bbl reported, H-10 year to Sep 2025 +5%
11%
of permitted capacity used
561
UIC permits on file, all time

Reported injection, by month

H-10 FILINGS · TEN YEARS TO SEP 2025

Last 12 months 42,872,024 · prior 12 40,907,080(+5%)

05M10M2016201720182019202020212022202320242025

Who injects here

Operators with active permits in the county, by reported H-10 volume over the settled year.

OperatorReported, bblActive wellsCapacity bbl/d
P.o.&g. Operating, LLC18.6M20557K
Targa Downstream LLC8.86M2140K
Tandem Energy Corporation5.61M5100K
Trek Resources, Inc.3.84M743.2K
Americo Energy Resources, LLC1.55M734K
WRD Operating LLC830K1435.8K
Underground Storage, LLC782K10
Tortuga Operating Company731K832.5K
Gaither Petroleum Corporation642K37K
Fort Worth Natural Gas, Inc.449K12.5K
Ballard Exploration Company,inc.408K333K
Mse Operating Corp.219K11K
Etoco, L.P.184K25K
Morgan Enterprises, Inc.98.2K1500
Josey Oil Company, Ltd.29K12K
Houston Pipe Line Company LP8.88K11.6K
Silverbrook Operating, LLC7.58K1150
Kinder Morgan Tejas Pipeline LLC—110K
Petrotx Operating, LLC—15K
King Operating Corporation—15K

Injection permits

634 UIC PERMITS · 87 ACTIVE · PAGE 6 OF 7

Active permits first, by reported volume, then canceled, plugged, and never-activated permits.

WellOperatorStatusPurposeReported, bblbbl/d permittedZone, ftPermitted
Ehrhardt, John #4TPetroleum Corporation of TexasCanceledEnhanced recovery—1006,576–6,583Aug 25, 1976
Burt, R. E. #6Traders Oil Company of HoustonCanceledEnhanced recovery—1001,795–1,805Apr 18, 1968
Bender -River- #30Traders Oil Company of HoustonCanceledEnhanced recovery—1001,324–1,330Nov 4, 1974
Neal, J. R. #2Spain-Dear, Inc.CanceledEnhanced recovery—1007,828–7,836Jul 31, 1972
Neal, J. R. #7Spain-Dear, Inc.CanceledEnhanced recovery—1008,013–8,019Jul 31, 1972
John Ritter #9Socony Mobil Oil Company, Inc.CanceledEnhanced recovery—1004,255–4,273Jul 14, 1964
Phillips #1Quantum Resources Management,llcCanceledDisposal—504,930–4,939Sep 10, 1976
Weber, Paul #3Geodyne Resources Inc.CanceledDisposal—353,602–3,608Jun 28, 1976
Baird, J.B. (Ioc) #14Ireland Oil CompanyPluggedEnhanced recovery—30832–835Aug 21, 1979
Cherry #10Humble, Fredrick Oil Inc.PluggedDisposal—61,300—
Fee #1Humble, Fredrick Oil Inc.PluggedDisposal—61,300—
Gray, E. J. #1Oil Lease Operating Co.CanceledDisposal——5,960—
Clear Lake SWD Syst. 1 #3Exxon Corp.CanceledDisposal——1,900May 30, 1972
Means, Ruby #1DHouston Hydrocarbons, Inc. (A)CanceledDisposal——3,950–3,960Oct 10, 1972
Stalmach Unit #2Universal Petroleum CorporationPluggedDisposal——2,905—
Seidel, Otto #2Aikins-OwensCanceledDisposal——3,910—
Hubbell, Wm. Fee #1DTexaco Inc.PluggedDisposal——3,300—
Gillespie, R. M. #2Mitchell Energy CorporationCanceledDisposal——5,490—
Lackner Laura "B" #1McGehee, George T. Operating Co.PluggedDisposal——5,440—
Fairbanks Saltwater Disposal #3Mahada Energy CorporationPluggedDisposal——6,844—
Beaumont Stateland #18Exxon Corp.CanceledDisposal——2,700Mar 12, 1975
Gaillard Peninsula #52 FExxon Corp.CanceledDisposal————
Beaumont Petroleum Co. - State #43Gulf Oil Corp.CanceledEnhanced recovery——2,806—
Beaumont Petroleum Co. - State #51 FGulf Oil Corp.CanceledEnhanced recovery——2,697—
Briggs #15Gulf Oil Corp.CanceledDisposal——1,587—
Gaillard Fee, Tr. 2 #12Chevron U. S. A. Inc.CanceledEnhanced recovery——2,738—
Warren Ranch #3Kelly, Michael V.PluggedDisposal——2,860—
House, H. C. #22Alexander, JohnCanceledDisposal————
Loreco #1DConner, C. L. TrusteePluggedDisposal————
Hermann, Geo. H. #1Seco Petroleum CorpCanceledEnhanced recovery———Dec 15, 1976
Hermann, Geo. H. #8Seco Petroleum CorpPluggedDisposal————
Almeda Underground Strg. #2Coastal States Crude Gath. Co.PluggedStorage————
Almeda Underground Strg. #6Coastal States Crude Gath. Co.PluggedStorage————
Taylor, E. R., Etal #14Gulf Oil Corp.CanceledDisposal——866—
Gulf Prod. Co. Fee #2ALiberty Energy Co. of Tex., Inc.CanceledEnhanced recovery————
Shamrock-Hilton #1Martin Oil & Gas Co.CanceledDisposal———Jun 23, 1971
Hume, Mary #6Aspen Exploration CorporationPluggedDisposal————
Whitehead, Kate -A- #5Aspen Exploration CorporationCanceledDisposal———Mar 30, 1965
Whitehead, Kate -A- #6Aspen Exploration CorporationPluggedDisposal——2,890—
O.w.fordyce #1Goree Energy Development Corp.CanceledDisposal——3,410Sep 6, 1968
Dooley Est. -B- #3DS. M. Production Co., Inc.CanceledDisposal——4,390—
Holmes #3Kramer, John A.CanceledDisposal——3,195—
Scherer, W. B. #205DExxon Corp.CanceledDisposal——3,500–4,000Nov 8, 1967
Theis, Agnes SWD #1Sage Energy CompanyPluggedDisposal——3,181—
Milo, E. F. #11 DExxon Corp.PluggedDisposal————
Webster Field Unit #401 DExxon Corp.CanceledEnhanced recovery——5,615–5,650Oct 11, 1973
Webster Field Unit #401 FExxon Corp.CanceledEnhanced recovery——5,529–5,586Oct 11, 1973
Webster Field Unit #401 HExxon Corp.CanceledEnhanced recovery——5,434–5,485Oct 11, 1973
Webster Field Unit #2702DExxon Corp.CanceledDisposal——2,130–5,230Oct 2, 1974
Webster Field Unit #2901 IExxon Corp.CanceledDisposal————
Ehrhardt, John Est. #4Houston Pipe Line CompanyCanceledStorage——6,216–6,249Sep 9, 1994
Jones, W. T., et Al #2Flag-Redfern Oil CompanyCanceledEnhanced recovery———Dec 12, 1967
Cain, H. C. #10Spain-Dear, Inc.CanceledStorage————
Tomball G U 2 #19Exxon Corp.CanceledEnhanced recovery——5,462—
Webster Field Unit #2306Exxon Corp.CanceledEnhanced recovery————
Bammel Gas Unit #T114Houston Pipe Line CompanyCanceledStorage——6,154–6,170Oct 28, 1994
Bammel Gas Unit #T104Houston Pipe Line CompanyCanceledStorage——6,208–6,218—
— #B 2403070 - Name UnknownCanceledDisposal————
Bammel Gas Unit #T103Houston Pipe Line CompanyCanceledStorage——6,151–6,171—
Ehrhardt, John Est. #2Houston Pipe Line Company LPPluggedStorage——6,217–6,248Nov 30, 1994
Reynolds, R.R. #7Texakota, Inc.CanceledDisposal——4,823—
L. C. D. #2Republic Oil & GasCanceledDisposal————
Bammel Gas Unit (Polley) #3 IHouston Pipe Line CompanyCanceledStorage————
Beaumont Petroleum Co. - State #56 DChevron U. S. A. Inc.CanceledDisposal————
Simms-Sweet #38Exxon Corp.CanceledEnhanced recovery——3,028Feb 19, 1986
Simms-Sweet #39IExxon Corp.CanceledEnhanced recovery——3,047Feb 19, 1986
Peek, T. A. #1 DColumbus Energy Corp.CanceledDisposal——4,727–5,090Mar 23, 1982
Weisenberger, J. H. #4Ioc Production, Inc.CanceledDisposal————
Sterling Redfern Fee #1Vestal, Hubert H.CanceledDisposal————
Minor Oil Company #4Island ExplorationCanceledDisposal————
Stevenson Fee #158Texaco Inc.CanceledEnhanced recovery——3,750Nov 21, 1985
State of Texas #1 DMJ Oil, Inc.PluggedDisposal——2,300–3,900Nov 12, 1982
Settegast, J. J. -A- #1American Crude, Inc.CanceledDisposal———Mar 9, 1982
Holmes Road Warehouse Sales Co. #2 DDJH Investments, Inc.CanceledDisposal——6,300–6,410Apr 22, 1983
Williams, Sophia #2Neil, Russell E.CanceledDisposal——3,884–3,949Dec 22, 1981
Hermann Fee #A 16Citation Oil & Gas Corp.CanceledDisposal——1,870–1,888Jul 19, 1983
Reid, John D. #3WTandem Energy CorporationInactiveDisposal——2,280–4,000Oct 18, 1983
Rotherwood Field Unit #F 1 AEl Paso Field Services CompanyCanceledDisposal——5,860–5,874Feb 16, 1984
Rotherwood Field Unit #I 2AEastex Gas Production Co.CanceledEnhanced recovery——5,857–5,863Feb 16, 1984
Taylor, E. R., Etal #70Chevron U. S. A. Inc.CanceledDisposal——3,641–3,660May 17, 1984
Webster Field Unit #602Exxon Mobil CorporationPluggedEnhanced recovery——5,400–5,750Dec 3, 1984
Webster Field Unit #2208Exxon Corp.CanceledEnhanced recovery——5,400–5,700Dec 3, 1984
Clear Lake SWD Syst. 1 #7DExxon Mobil CorporationInactiveDisposal——2,400–5,230Jan 10, 1985
Taylor, E. R., Etal #94Chevron U. S. A. Inc.CanceledDisposal——3,582–3,586Jan 17, 1985
Rotherwood Field Unit #F 6El Paso Field Services CompanyCanceledEnhanced recovery——5,860Apr 26, 1983
Taylor, E. R., Etal #46Chevron U. S. A. Inc.CanceledDisposal——4,298–4,305Jan 30, 1985
Dooley #7Maguire Oil CompanyCanceledDisposal——7,870Feb 25, 1985
Hermann Hospital Est. #18Exxon Mobil CorporationCanceledEnhanced recovery——5,400–5,750May 31, 1985
Exxon West Fee -C- A/C-1 #15Kinder Morgan Tejas Pipeline LLCPluggedStorage——5,537–5,560May 27, 1999
Goodykoontz, W.W. #1DOsborn,w.b. Oil & Gas OperationsCanceledDisposal——6,762Nov 30, 1983
Walton Unit #1Houston Expl. & Prod. Co., Inc.CanceledEnhanced recovery——6,750Jul 23, 1985
Foster Lbr. Co. #6Alexander, JohnCanceledDisposal——2,660—
Simms-Sweet #34Exxon Corp.CanceledEnhanced recovery——3,034Feb 19, 1986
Simms-Sweet #40Exxon Corp.CanceledEnhanced recovery——3,024Feb 19, 1986
Hutcheson, J. C. #6Exxon Corp.CanceledStorage——5,600—
Alison-Brook Oil & Gas Unit #1CCV, Inc.CanceledEnhanced recovery———May 22, 1984
Webster Field Unit #1713P.o.&g. Operating, LLCInactiveEnhanced recovery——5,435–5,700Nov 29, 1988
Rotherwood Field Unit #R 2El Paso Field Services CompanyCanceledStorage——5,857–5,863Feb 21, 1990
Rotherwood Field Unit #F 5El Paso Field Services CompanyCanceledStorage——5,875–5,879Feb 21, 1990
Taylor, E. R., Etal #97Chevron U. S. A. Inc.CanceledDisposal——3,690–3,734May 15, 1992

Latest disposal drilling permits

W-1 drilling permits in the county tagged as produced-water disposal.

IssuedPermitOperatorLease / well
Feb 28, 2019850498Targa Downstream LLCSWD #11 20132979
Feb 20, 2015803815Targa Downstream LLCSWD #9 20132958
May 12, 1998476213Enron Oil & Gas CompanyHamill SWD #2 20132531
Jan 12, 1998472122Coastal States Crude Gath. Co.Taylor, E. R. et al SWD #2 20132176
May 16, 1989359388Coastal States Crude Gath. Co.Taylor, E. R. et al SWD #2 20132176
Oct 18, 1982174601Amerada Hess CorporationTomball Saltwater Disposal #5 20130320
Dec 16, 1980102556Southport Exploration Inc.Liddell, F. Estate SWD #3D 20131152
Jul 17, 197953110Amoco Production CompanyCarpenter, Frank A. #5D 20130602
Apr 10, 197945992Amoco Production CompanyDopslauf, Louis "C" #3D 20104003

About this data

RRC UIC well master and H-10 injection reports, settled through Sep 2025; TexNet daily injection for the last settled month; disposal permit tags from Petrora's sector classifier.

Developers: this page as JSON is GET /v1/data/water/tx/harris, documented in the API reference.