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 137 active injection and disposal wells, 48 of them permitted for disposal, with 5.1 million barrels a day of permitted capacity.

Operators reported 42 million barrels injected on H-10 filings in the twelve months to June 2025, down 7% on the year before, about 2% of what the permits allow.

P.o.&g. Oper, LLC is the largest injector in the county, with 18 million barrels reported across 20 active wells.

137
active injection wells, 48 for disposal
5.13M
bbl/d permitted capacity
42M
bbl reported, H-10 year to Jun 2025 -7%
2%
of permitted capacity used
633
UIC permits on file, all time

Reported injection, by month

H-10 FILINGS · TEN YEARS TO JUN 2025

Last 12 months 41,979,560 · prior 12 45,055,756(-7%)

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. Oper, LLC18.4M20557K
Targa Downstream LLC8.42M2140K
Tandem Engy Corp5.38M5100K
Trek Res, Inc3.54M843.2K
Americo Engy Res, LLC1.51M734K
Underground Storage, LLC1.27M8149K
Tortuga Oper Co776K832.5K
WRD Oper LLC758K1333.3K
Gaither Petro Corp526K37K
Fort Worth Natural Gas, Inc.446K12.5K
Ballard Expl Co,inc341K333K
Mse Oper Corp221K11K
Etoco, L.P182K25K
Morgan Enterprises, Inc116K1500
Josey Oil Co, Ltd28.5K12K
Houston Pipe Line Co LP15.1K161.6K
Silverbrook Operating, LLC7.58K1150
South Houston Prod Co5.77K1500
Magellan Crude Oil PL Co, L.P—73.86M
Enterprise Products Operatingllc—396.7K

Injection permits

633 UIC PERMITS · 137 ACTIVE · PAGE 1 OF 7

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

WellOperatorStatusPurposeReported, bblbbl/d permittedZone, ftPermitted
Webster Field Unit #6004P.o.&g. Oper, LLCActiveEnhanced recovery4.69M30,0002,630–5,026Oct 27, 2017
SWD 11 #11Targa Downstream LLCActiveDisposal4.57M70,0006,500–9,500Jan 12, 2019
Webster Field Unit #6003P.o.&g. Oper, LLCActiveEnhanced recovery4.35M30,0004,300–5,020Aug 11, 2017
SWD #9Targa Downstream LLCActiveDisposal3.85M70,0006,200–8,750Feb 18, 2015
Webster Field Unit #159DP.o.&g. Oper, LLCActiveEnhanced recovery3.33M25,0003,300–5,812Oct 14, 2011
Webster Field Unit #415RP.o.&g. Oper, LLCActiveEnhanced recovery1.65M30,0005,456–6,142Nov 12, 2013
Reid, John D. #506DTandem Engy CorpActiveDisposal1.47M20,0002,300–3,900May 6, 1994
Reid, John D. #507DTandem Engy CorpActiveDisposal1.46M20,0002,250–4,615May 21, 2012
Webster Field Unit #604DP.o.&g. Oper, LLCActiveEnhanced recovery1.44M20,0003,650–6,021Jan 6, 2015
Reid, John D. #504DTandem Engy CorpActiveEnhanced recovery1.35M20,0002,250–4,920Jan 26, 1995
00000000000000000000 #2Underground Storage, LLCActiveDisposal1.27M——Apr 17, 1972
Simms-Schilling #48Trek Res, IncActiveEnhanced recovery1.19M7,0005,200–6,400Jan 24, 2006
Webster Field Unit #210WP.o.&g. Oper, LLCActiveEnhanced recovery1.1M30,0005,462–6,048Jan 2, 2014
Reid, John D. #509DTandem Engy CorpActiveEnhanced recovery1.1M20,0002,400–4,859Jan 26, 1995
Webster Field Unit #154DP.o.&g. Oper, LLCActiveEnhanced recovery935K25,0003,500–5,683Oct 14, 2011
Webster Field Unit #152DP.o.&g. Oper, LLCActiveEnhanced recovery915K25,0003,800–6,159Oct 14, 2011
Stone #3Americo Engy Res, LLCActiveEnhanced recovery867K10,0006,900–7,120Feb 13, 2018
Smith, A. -C- #1Trek Res, IncActiveDisposal672K10,0005,700–6,500May 6, 1994
Simms-Sweet #49ITrek Res, IncActiveEnhanced recovery649K20,0005,015–6,000Dec 6, 1993
Gulf Land Co #3WRD Oper LLCActiveEnhanced recovery587K4,0003,623–6,600Nov 6, 2009
Smith, Ashbel-Sun #6Trek Res, IncActiveDisposal520K3,0001,700–3,000Oct 29, 1992
Killian #3Fort Worth Natural Gas, Inc.ActiveDisposal446K2,5003,450–5,040Apr 2, 1990
Adams, Geo. B. #6Tortuga Oper CoActiveEnhanced recovery414K3,0002,815–4,000Oct 3, 2022
Lewis, Sam #3Tortuga Oper CoActiveDisposal360K8,0002,250–4,300Apr 9, 1987
Gaither #1Americo Engy Res, LLCActiveDisposal329K3,0002,600–3,500Apr 28, 2000
Goose Creek Waste Water Sys 1 #1Gaither Petro CorpActiveDisposal321K4,0005,014–5,531Jan 6, 2026
Bash #A 5Americo Engy Res, LLCActiveDisposal317K3,0004,000–5,800Jun 2, 1999
Bartlett #20Trek Res, IncActiveEnhanced recovery266K1,6001,081–1,087Oct 21, 2013
Smith, Ashbel-Sun #2Trek Res, IncActiveDisposal233K1,2002,470–3,710Sep 21, 1979
Rorick, David, Jr. "B" #3Mse Oper CorpActiveDisposal221K1,0004,700–5,087May 15, 2024
Beaumont Petroleum Co. - State #58Gaither Petro CorpActiveEnhanced recovery206K3,0001,525–3,570Mar 5, 1991
Jackson/Peace #1DEtoco, L.PActiveDisposal182K3,0006,460–7,346Apr 20, 2005
Walker #2DBallard Expl Co,incActiveDisposal169K3,0005,425–5,870Mar 22, 2006
Taylor Heirs #95SWMorgan Enterprises, IncActiveDisposal116K5003,250–3,310Jun 23, 2010
West Channelview #2DBallard Expl Co,incActiveDisposal99.1K15,0003,800–5,500Apr 14, 2021
Rankin Unit #23WRD Oper LLCActiveDisposal87.7K5,0006,380–6,430Jan 22, 2014
Channelview Townsite #2Ballard Expl Co,incActiveDisposal72.9K15,0003,700–5,800May 24, 2024
Marshall, A. B., Fee #11WRD Oper LLCActiveDisposal44.6K1,0003,152–5,800Aug 12, 1996
Tharp #2WRD Oper LLCActiveDisposal38.5K8008,046–8,058Jul 29, 2008
Josey, L.M. "A" #1 AJosey Oil Co, LtdActiveDisposal28.5K2,0003,900–5,150May 18, 2010
Ehrhardt, John #12Houston Pipe Line Co LPActiveDisposal15.1K1,6003,700–5,150Oct 20, 2015
Bay & Bayou #2Trek Res, IncActiveDisposal11.5K4002,100–2,427May 30, 1975
Webster Field Unit #1314DP.o.&g. Oper, LLCActiveDisposal11.5K20,0003,700–4,750Oct 12, 2011
Cain, H. C. #2Silverbrook Operating, LLCActiveEnhanced recovery7.58K1506,422–6,488Mar 3, 2015
Reynolds, R.R. #8South Houston Prod CoActiveEnhanced recovery5.77K5002,800–5,000Nov 26, 1996
Doughtie, S. T. #1 DTortuga Oper CoActiveDisposal1.76K2,0002,800–4,300Mar 9, 1981
Metzler, E. A. #3DTortuga Oper CoActiveDisposal4775,0002,300–3,700Dec 19, 1984
Destec #2DEtoco, L.PActiveDisposal1352,0006,515–7,094Dec 17, 2004
Webster Field Unit #1325DP.o.&g. Oper, LLCActiveDisposal—30,0002,680–5,048Oct 14, 2011
Webster Field Unit #151P.o.&g. Oper, LLCActiveEnhanced recovery—30,0005,623–6,327Nov 18, 2013
Webster Field Unit #161WP.o.&g. Oper, LLCActiveEnhanced recovery—30,0005,772–6,095Jan 27, 2014
Webster Field Unit #1324P.o.&g. Oper, LLCActiveEnhanced recovery—30,0005,640–6,383Apr 8, 2014
Webster Field Unit #6007P.o.&g. Oper, LLCActiveEnhanced recovery—30,0004,175–4,814Mar 26, 2019
Webster Field Unit #249WP.o.&g. Oper, LLCActiveDisposal—22,0004,598–4,798Sep 9, 2021
Reid, John D. #510DTandem Engy CorpActiveEnhanced recovery—20,0002,280–4,919Jan 26, 1995
Exxon-West Fee -C- a/C 1 #79Kinder Morgan Tejas Pipeline LLCActiveDisposal—10,0004,364–4,424Jul 2, 2002
Martens, Hulda #1Tortuga Oper CoActiveDisposal—7,5003,000–3,900Jul 15, 1974
Stone #2Americo Engy Res, LLCActiveEnhanced recovery—7,0006,950–7,200Feb 18, 2025
Marshall, A. B., Fee #16CWRD Oper LLCActiveDisposal—5,0003,140–5,800Jan 26, 2007
Hamill SWD #2Petrotx Oper, LLCActiveDisposal—5,0002,820–5,400Jul 28, 1998
Jones, W.L. #1King Oper CorpActiveDisposal—5,0003,800–4,800Feb 26, 2001
Liddell, F. Est. #3ADCM Resources, LLCActiveDisposal—4,0001,800–3,500Aug 5, 1999
Bash #A 4 CAmerico Engy Res, LLCActiveDisposal—3,0003,200–3,600Feb 24, 2000
Doughtie, S. T. #3DTortuga Oper CoActiveDisposal—3,0003,680–4,800May 26, 1967
Rankin Unit #7 IWRD Oper LLCActiveEnhanced recovery—3,0007,872–7,900Apr 15, 1981
Kendall #1Americo Engy Res, LLCActiveDisposal—3,0004,000–5,800Jan 8, 1999
Marshall, A. B. Fee #24DWRD Oper LLCActiveDisposal—3,0005,565–5,588Apr 25, 2007
Rankin Unit #8WRD Oper LLCActiveEnhanced recovery—3,0007,875–7,907May 21, 2008
R J S Unit #1 CWRD Oper LLCActiveDisposal—3,0004,200–4,650Nov 29, 2023
Faris, C. P. #1DTortuga Oper CoActiveEnhanced recovery—2,0002,200–4,000Nov 18, 1985
Tressler, Lillie #4Tortuga Oper CoActiveDisposal—2,0003,300–4,100Oct 14, 1976
Warren Ranch #5ATexas Oil Res Oper, LLCActiveEnhanced recovery—2,0004,200–4,616Jul 23, 2018
Kennedy, J. A. C. #4Moses, TomActiveDisposal—1,7003,090–3,110Apr 28, 1986
Marshall - Blum Unit #1WRD Oper LLCActiveDisposal—1,5003,100–5,450Nov 8, 2001
Rankin Unit #6WRD Oper LLCActiveEnhanced recovery—1,5007,868–7,904Sep 8, 2000
R J S Unit #5WRD Oper LLCActiveEnhanced recovery—1,5008,554–8,840Jun 23, 2014
Rankin Unit #17 IWRD Oper LLCActiveEnhanced recovery—1,0007,905–7,945Jul 16, 2002
McCracken, Catherine #2AMoses, TomActiveDisposal—5003,600–3,670Oct 25, 1990
Sanders, Katie S. et AL #3Moses, TomActiveEnhanced recovery—3503,750–3,775Aug 4, 2010
Ehrhardt, John #5IHouston Pipe Line Co LPActiveEnhanced recovery——6,190–6,214Mar 18, 1994
Bammel Gas Unit (Pyles, Anna) #2 IHouston Pipe Line Co LPActiveEnhanced recovery——6,147–6,173Dec 31, 2018
Bammel Gas Unit (Pyles, Anna) #3 IHouston Pipe Line Co LPActiveEnhanced recovery——6,197–6,228Mar 18, 1994
Bammel #7 IHouston Pipe Line Co LPActiveEnhanced recovery——6,186–6,222Mar 18, 1994
Bammel Gas Unit (Ehrhardt) #6 IHouston Pipe Line Co LPActiveEnhanced recovery——6,192–6,224Mar 18, 1994
Bammel Gas Unit (Ehrhardt) #9 IHouston Pipe Line Co LPActiveEnhanced recovery——6,184–6,214Mar 13, 2018
Bammel Gas Unit (Polley) #4 IHouston Pipe Line Co LPActiveEnhanced recovery——6,198–6,224Nov 3, 2000
Bammel Gas Unit (Gazey) #1 IHouston Pipe Line Co LPActiveEnhanced recovery——6,142–6,170Feb 5, 2018
Bammel Gas Unit (Polley Unit) #2 IHouston Pipe Line Co LPActiveEnhanced recovery——6,212–6,248Sep 27, 1994
Bammel Gas Unit (Pyles, Anna) #4 IHouston Pipe Line Co LPActiveEnhanced recovery——6,142–6,184Nov 3, 2000
Hutcheson, J. C. #1IKinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,482–5,538Jan 16, 2025
Exxon-West Fee -C- a/C 1 #82 IKinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,472–5,716Jan 16, 2025
Bammel G. U. (Lottie Buetler) #1 IHouston Pipe Line Co LPActiveEnhanced recovery——6,138–6,185Nov 28, 1966
Bammel G. U. (Ehrhardt) #1 IHouston Pipe Line Co LPActiveEnhanced recovery——6,122–6,161Nov 28, 1966
Simms-Sweet #60DTrek Res, IncActiveEnhanced recovery——5,100–6,000Jul 20, 1994
Exxon-West Fee "C" a/C 1 #87Kinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,506–5,562Jan 16, 2025
Exxon-West Fee "C" a/C 1 #86Kinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,504–5,560Jan 16, 2025
Exxon West Fee -C- A/C-1 #69Kinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,472Jan 16, 2025
Exxon West Fee -C- A/C-1 #73Kinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,478–5,722Jan 16, 2025
Hutcheson, J. C. #11Kinder Morgan Tejas Pipeline LLCActiveEnhanced recovery——5,470–5,560Jan 16, 2025
L & a Resources Corp. #1SWGaither Petro CorpActiveEnhanced recovery——5,100–6,000Aug 23, 2000

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 Jun 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.