Petrora

WATER · KARNES COUNTY

Produced water and disposal in Karnes 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 →

Karnes County has 41 active injection and disposal wells, 32 of them permitted for disposal, with 706,500 barrels a day of permitted capacity.

Operators reported 77 million barrels injected on H-10 filings in the twelve months to June 2025, up 7% on the year before, about 30% of what the permits allow.

7 deep disposal wells here report daily to TexNet; they injected 61,855 barrels a day in August 2026. Same-well volumes were down 22% on a year earlier.

Pilot Water Solutions SWD LLC is the largest injector in the county, with 22 million barrels reported across 6 active wells.

TexNet located 148 M2+ earthquakes in the county's area over the last two years, the largest M4.6.

41
active injection wells, 32 for disposal
707K
bbl/d permitted capacity
77.1M
bbl reported, H-10 year to Jun 2025 +7%
30%
of permitted capacity used
154
UIC permits on file, all time
61.9K
bbl/d, 7 daily reporters, Aug 2026

Reported injection, by month

H-10 FILINGS · TEN YEARS TO JUN 2025

Last 12 months 77,121,090 · prior 12 72,174,819(+7%)

05M10M2016201720182019202020212022202320242025

UT BEG TexNet injection reporting tool

Deep disposal, reported daily

61.9K
bbl per day, Aug 2026
7
wells reporting
4
operators
-22%
same wells vs a year earlier
WellOperatorbbl/d
25535341Evx Operating LLC19,507
25532668Pilot Water Solutions SWD LLC17,511
25531985Pilot Water Solutions SWD LLC12,460
25532213Pilot Water Solutions SWD LLC5,980
25536161Estate of James L. Nelson3,894
25531906Crosstex Environmental STX, LLC2,503
25532697Evx Operating LLC0

Who injects here

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

OperatorReported, bblActive wellsCapacity bbl/d
Pilot Water Solutions SWD LLC22.3M6143K
Evx Oper LLC22.3M6123K
Crosstex Environmental STX, LLC12.6M5155K
CWR Managment LLC6.62M485K
Rhino Oper Co, LLC4.58M125K
Estate of James L. Nelson2.54M112.5K
Advantek Waste Mgmt Services LLC2.35M245K
Marathon Oil EF LLC2.05M125K
Select Water Solutions, LLC572K120K
US Ecology Karnes Cnty Disp, LLC392K115K
Britanco, L.L.C290K211K
Bes, Environmental Services,inc235K17.5K
Jaybird Operating, LLC168K13K
Enpower Resources Inc.150K11.5K
Rio-Tex, Inc41.6K15K
Welderxp Ltd—412K
2 D Oil & Gas LLC—110K
Mid River Midstream LLC—17.5K
Arete Oper Co, LLC—11K

Injection permits

154 UIC PERMITS · 41 ACTIVE · PAGE 1 OF 2

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

WellOperatorStatusPurposeReported, bblbbl/d permittedZone, ftPermitted
Grant #1Evx Oper LLCActiveDisposal6.83M25,0006,100–7,500Mar 30, 2021
Helena SWD #1Pilot Water Solutions SWD LLCActiveDisposal6.21M25,0006,840–7,650Mar 3, 2020
J. P. Wright #1Evx Oper LLCActiveDisposal5.9M20,0005,500–7,200Jun 12, 2017
Highroller Karnes SWD A #1Crosstex Environmental STX, LLCActiveDisposal5.12M30,0006,535–8,225Oct 25, 2013
Henning #2Pilot Water Solutions SWD LLCActiveDisposal5.05M25,0005,300–7,950Dec 21, 2020
Runge SWD #1Evx Oper LLCActiveDisposal4.87M20,0006,035–6,945Feb 16, 2017
Rhino-Kenedy 72 SWD #1Rhino Oper Co, LLCActiveEnhanced recovery4.58M25,0005,700–9,000Aug 13, 2014
TE Kenedy SWD #1Pilot Water Solutions SWD LLCActiveDisposal4.24M25,0005,700–6,700Aug 20, 2012
Nor-Tex SWD #1Crosstex Environmental STX, LLCActiveDisposal3.86M25,0006,200–7,500Nov 26, 2013
Falls City SWD #1Pilot Water Solutions SWD LLCActiveDisposal3.77M25,0006,500–7,500May 17, 2012
Karnes SWD #1Crosstex Environmental STX, LLCActiveDisposal3.11M40,0005,400–7,100Jul 11, 2018
Karnes SWD #2Estate of James L. NelsonActiveDisposal2.54M12,5005,600–7,300Sep 24, 2018
Lamza SWD #1CWR Managment LLCActiveEnhanced recovery2.4M25,0005,000–8,000Aug 11, 2011
Karnes SWD #1Pilot Water Solutions SWD LLCActiveDisposal2.24M25,0005,400–7,100Feb 27, 2020
Kenedy 72 SWD #1Evx Oper LLCActiveEnhanced recovery2.2M20,0006,000–7,000Dec 9, 2011
Reed SWD #1Advantek Waste Mgmt Services LLCActiveDisposal2.17M25,0006,150–7,200May 10, 2024
Karnes City-Kaleb Brewer #1CWR Managment LLCActiveDisposal2.13M20,0006,387–7,850Aug 21, 2025
Kerlick #1Evx Oper LLCActiveDisposal2.09M17,5005,695–5,710Aug 22, 2023
Cat-Kenedy SWD #1Marathon Oil EF LLCActiveDisposal2.05M25,0005,980–6,660Jun 27, 2016
McDowell SWD #1DCWR Managment LLCActiveDisposal1.93M10,0002,500–3,000May 17, 2011
Karnes SWD #1Pilot Water Solutions SWD LLCActiveEnhanced recovery809K18,0006,375–7,500Apr 8, 2025
Ses Kenedy SWD #1Select Water Solutions, LLCActiveEnhanced recovery572K20,0006,400–7,500Jan 26, 2011
Blue SWD #1Crosstex Environmental STX, LLCActiveDisposal467K35,0006,500–8,500Jul 31, 2019
RSG Karnes SWD #1US Ecology Karnes Cnty Disp, LLCActiveDisposal392K15,0006,260–7,300Aug 8, 2024
Falls City Unit #135Britanco, L.L.CActiveDisposal286K5,0005,530–5,658Nov 13, 1972
Hoskins, W. B. #1Bes, Environmental Services,incActiveDisposal235K7,5006,000–7,000Jan 30, 2014
Reed SWD #2Advantek Waste Mgmt Services LLCActiveDisposal173K20,0006,180–7,200Mar 5, 2025
Hysaw-Hobson #3AJaybird Operating, LLCActiveEnhanced recovery168K3,0004,007–4,009Mar 27, 2017
Burris SWD #1CWR Managment LLCActiveEnhanced recovery160K30,0005,800–6,800Dec 23, 2013
Lyons #2Enpower Resources Inc.ActiveDisposal150K1,5001,850–2,620Jan 3, 1997
Maurer, Boone #2Rio-Tex, IncActiveEnhanced recovery41.6K5,0004,281–5,006Nov 19, 2002
Olinick, Jerome #151Britanco, L.L.CActiveDisposal3.52K6,0001,600–1,675Feb 24, 1982
Karnes City a SWD #1Crosstex Environmental STX, LLCActiveDisposal—25,0006,490–8,000Apr 25, 2025
Gillett SWD #1Evx Oper LLCActiveDisposal—20,0008,950–11,950Mar 12, 2024
Gisler-Escamilla #1ST2 D Oil & Gas LLCActiveDisposal—10,0004,220–4,990Apr 23, 2013
Wilke SWD #1Mid River Midstream LLCActiveDisposal—7,5005,000–5,484Sep 13, 1991
Belknap, W. P. #8 LWelderxp LtdActiveEnhanced recovery—4,5006,771–6,787Aug 12, 2002
Lyons, Annie Lee #26Welderxp LtdActiveDisposal—3,0003,500–5,200Jun 17, 2009
Belknap, W. P. #3 TWelderxp LtdActiveDisposal—2,5004,130–4,160Aug 26, 2002
Belknap, W. P. #7Welderxp LtdActiveDisposal—2,0003,450–4,220Dec 4, 2002
Gauntt, Ruby #3Arete Oper Co, LLCActiveDisposal—1,0003,500–3,662Oct 18, 2006
Garrett #1Evx Oper LLCPluggedDisposal351K10,0001,850–3,100Jul 15, 2016
Lyons, Annie Lee #13Welderxp LtdCancelledEnhanced recovery—5,0006,792–6,846Jun 11, 2009
White SWD #1High Roller Wells, L.L.CCancelledDisposal—35,0006,500–8,500Aug 12, 2020
FF Falls City SWD #1Four Fountains LLCCancelledEnhanced recovery—25,0006,000–6,200Jan 10, 2012
Kennedy #1STX Kenedy Farm and Ranch, LLCCancelledEnhanced recovery—25,0006,150–6,680Feb 27, 2014
Coy City SWD #1Pilot Water Solutions SWD LLCPluggedEnhanced recovery—25,0006,325–7,450Mar 11, 2020
Highroller Karnes SWD B #1NGL Watersolutions Eagleford,llcPluggedDisposal—25,0008,356–10,500Jan 10, 2014
Broyles Nixon SWD #1Charles Holston, IncCancelledDisposal—25,0008,350–10,000May 10, 2016
Kenedy SWD #1Basic Engy Services, L.PCancelledDisposal—25,0005,400–6,900Sep 5, 2012
Cat-Ruge SWD #1Trinity Environmental Swd,l.l.cCancelledDisposal—25,0006,000–7,000Feb 11, 2014
Enaqua SWD #1Enaqua Solutions, LLCCancelledDisposal—25,0005,950–6,750Mar 18, 2014
Karnes SWD #2Bridger Environmental, LLCCancelledDisposal—25,0005,400–7,100Jul 10, 2014
Brysch SWD #1Clear Water Resources LLCCancelledDisposal—25,0005,420–8,655Feb 3, 2015
Mobil Unit B #100Marathon Oil EF LLCCancelledDisposal—25,0007,200–8,400May 18, 2015
Kenedy FM 2102 SWD #1Wichita Water LLCCancelledDisposal—25,0005,700–7,000Mar 7, 2016
Triple Star SWD #1Triple Star Wells LLCCancelledEnhanced recovery—25,0005,600–7,400Mar 8, 2016
Karnes SWD #1Estate of James L. NelsonPluggedDisposal—20,0006,200–6,700Mar 10, 2011
Polk R3 SWD #1Polk Oper, L.L.CCancelledDisposal—20,0005,540–6,750Jan 29, 2013
Stallion #1Stallion SWD, LPCancelledDisposal—20,0006,150–7,340Jun 18, 2013
H E Management #1JTC Energy Group, LLCCancelledDisposal—20,0006,750–7,800Feb 3, 2015
Shaw SWD #1McDonnold Oper, IncCancelledDisposal—20,0006,000–7,000Aug 20, 2015
SSL SWD #2Marathon Oil EF LLCCancelledDisposal—20,0006,630–8,500Aug 21, 2020
Lyons, Annie Lee #8Cymri, L.L.C.PluggedDisposal—15,0002,820–4,200Apr 23, 2003
Person SWD #2Magnolia Oil & Gas Oper LLCPluggedDisposal—10,0002,200–3,500Aug 20, 2003
Robert J. Pieprzica #1Waters Eng. & Oper, IncCancelledDisposal—10,0004,600–6,400Dec 27, 1991
Falls City Unit #64Britanco, L.L.CInactiveEnhanced recovery—10,0004,950–6,000Jul 25, 2007
Falls City Unit #611Britanco, L.L.CInactiveEnhanced recovery—10,0004,950–6,000Jul 25, 2007
Eagle Hawk Field Ser #1BPX Midstream LLCCancelledDisposal—10,0007,000–7,900Aug 9, 2021
Falls City Unit #616Legend Natural Gas II, LPCancelledDisposal—8,0005,510–5,625Jul 24, 1973
B. U.-Luling-Boyce #B 26Welderxp LtdInactiveEnhanced recovery—7,5006,630–7,060Mar 29, 2022
Falls City Unit #612Reveille Oil & Gas Oper,llcCancelledDisposal—5,0001,600–1,680Jun 4, 1982
Janssen, D. G. #6High Plains Gas Systems, IncCancelledDisposal—5,0002,090–2,480Feb 25, 1997
Moczygemba, R. J. #4Catarina Petro L. CCancelledEnhanced recovery—4,0003,950–4,075Jun 3, 1987
Falls City Unit #21Britanco, L.L.CPluggedDisposal—4,0001,606–1,616Sep 22, 1981
Rzeppa, Julia #2Sue-Ann Oil & Gas CoCancelledDisposal—3,6001,290–2,200Aug 9, 1982
Lyons, Annie Lee #17Cymri Corporation, TheCancelledDisposal—3,0003,400–4,220Mar 23, 1973
Person SWD #1Person-Panna Maria, LLCCancelledDisposal—3,0002,300–3,400Jun 29, 1962
Lyons, N. J., Mrs. /Runge/ #6Marino, Charles BCancelledDisposal—3,0002,885–4,300Mar 23, 1983
Dziuk, Anton #2Falls City Engy CorpCancelledDisposal—3,0001,590–1,605Jun 23, 1988
Spielhagen #1 FWelderxp LtdInactiveEnhanced recovery—3,0006,730–6,770Oct 3, 1989
Belknap, W. P. #1WDCymri Corporation, TheCancelledEnhanced recovery—3,0006,771–6,793Dec 3, 1992
Waskow #1DCanyon Oil & Gas Expl LLCCancelledDisposal—3,0003,500–4,200Nov 15, 1999
Person, Otha D. #6Bommer Engineering CoCancelledEnhanced recovery—2,50010,962–10,972Feb 17, 1988
Belknap, W. P. #3TChilton EngyCancelledDisposal—2,5004,130–4,160Aug 26, 2002
Liska #1Enduring Res, LLCCancelledDisposal—2,5003,300–4,200Oct 26, 2010
Lyons, Annie Lee #21DCymri, L.L.C.PluggedDisposal—2,0001,900–4,200Feb 4, 1988
Falls City Unit #620Legend Natural Gas II, LPCancelledDisposal—2,0001,581–1,656Apr 28, 1954
General Crude Fee S. W. D. #1Pioneer Natural Res. USA, IncCancelledDisposal—2,0003,150–3,500Sep 30, 1976
Hilbrich-Seller #3 LAmerican Expl CoCancelledEnhanced recovery—2,0007,490–7,496Jan 12, 1981
Wood, E. L. #7Marino, Charles BCancelledDisposal—2,0004,005–5,030Oct 18, 1982
Lyons, Annie Lee #12Bristol Res CorpCancelledDisposal—2,0003,400–4,200Jul 5, 1984
Mudd, Mary Maude #2One Tec Oper, LLCCancelledDisposal—2,0003,500–3,675Jul 13, 1987
Homeyer #1Pioneer Natural Res. USA, IncCancelledDisposal—2,0003,285–3,600Sep 5, 1990
Mudd #3One Tec Oper, LLCCancelledDisposal—2,0003,512–3,618Jan 5, 2000
G. J. Tips Gas Unit #1Falcon Prod LLCInactiveDisposal—2,0003,200–4,100Feb 2, 2009
Belknap, W. P. #2Bristol Res CorpCancelledDisposal—1,8003,400–4,200Dec 28, 1978
Person Gas Plant SWD #1DPerson-Panna Maria, LLCCancelledDisposal—1,6001,800–3,100May 2, 1984
Schnitz-Reidel Unit #1 DKarbuhn Oil CoPluggedDisposal—1,5002,500–3,100Dec 4, 1967
Chandler #2Falcon Prod LLCInactiveDisposal—1,5003,538–4,048Jun 25, 2008

Latest disposal drilling permits

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

IssuedPermitOperatorLease / well
Dec 9, 2024904477Advantek Waste Mgmt Services LLCReed SWD #2 25538209
May 13, 2024899598US Ecology Karnes Cnty Disp, LLCRSG Karnes SWD #1 25538074
Oct 7, 2021871274BPX Midstream LLCKarnes SWD #1 25537221
Oct 28, 2019858301Marathon Oil EF LLCSSL SWD #2 25536657
Feb 22, 2019850148High Roller Wells, L.L.C.Blue SWD #1 25536338
Jan 25, 2019849140High Roller Wells, L.L.C.White SWD #1 25536313
Sep 28, 2018845169Nelson, James L.Karnes SWD #2 25536161
Dec 22, 2014802054Marathon Oil EF LLCSouth Sugarloaf SWD #1 25534439
Dec 22, 2014802054Marathon Oil EF LLCSouth Sugarloaf SWD #1 25534439
Sep 10, 2014795093Enaqua Solutions, LLCCat-Kenedy SWD #1 25532604

About this data

RRC UIC well master and H-10 injection reports, settled through Jun 2025; TexNet daily injection for Aug 2026; disposal permit tags from Petrora's sector classifier.

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