Saltwater Disposal Wells in Ector County, Texas

Ector County has 59 disposal-related permits on record  — 1 in the last 12 months — with 1,113 injection wells on the RRC schedule, 1,113 of them active. SWD capacity here is led by OCCIDENTAL PERMIAN LTD., AGHORN OPERATING INC., BCE-MACH III LLCamong 24 operators with disposal filings in the county.

Active SWD wells, top disposal operators, and the latest permits are below, from RRC permit and wellbore scheduling data (most recent filing 2025-08-14).

SWD Permits

59

Last 12mo

1

Permit Operators

24

Injection Wells

1,113

On Schedule

1,113

Permitted Capacity

8.87MMbbl/d

W-14 Disposal

0.45MMbbl/d

Deep Interval (8k+ ft)

2%

Injected (12mo)

93MMbbl

vs Prior Year

-64%

Capacity from active RRC UIC permits; injected volumes from operator H-10 filings.

Earthquakes M2+ (12mo)

14

vs Prior Year

-2

M3+ (12mo)

0

Max Magnitude (12mo)

M2.6

Seismicity in the Ector County area from the TexNet catalog  · latest M3+: M3.1 19 km NW of Midland, Texas (2025-04-13) · sustained clusters can trigger RRC seismic response areas that curtail deep disposal. Full earthquake history →

Disposal Permit Activity

Injected Volumes (MMbbl/month, operator H-10 filings)

Disposal Operators (actual injected vs permitted, active UIC permits)

OPERATORINJECTED 12MO (BBL)PERMITTED BBL/DWELLS
OCCIDENTAL PERMIAN LTD38,723,2863,240,825913
HILCORP ENGY CO12,840,480818,300376
DEEP BLUE OPER I LLC4,732,800143,6007
FORMENTERA OPERATIONS LLC4,423,897707,650276
OXY USA WTP LP3,973,180222,000120
RING ENGY, INC3,270,651131,80035
AGHORN OPER, INC2,876,772322,200268
CRESCENT ENGY OPER, LLC2,591,967373,45072
TEXLAND PETRO, L.P2,052,75580,00049
BCE-MACH III LLC2,043,269250,600119

Injection Wells (most recently completed)

APILEASEOPERATORDEPTHCOMPLETEDSCHED
42-135-43975AVERITT SWDDEEP BLUE OPERATING I LLC--2026-04-20Y
42-135-42043PARKS BELL SWDOWL SWD OPERATING LLC--2026-02-03Y
42-135-42170GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-02Y
42-135-42084GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-02Y
42-135-41753GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-02Y
42-135-42080GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-02Y
42-135-06509GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-02Y
42-135-02749NORTH COWDEN UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y
42-135-31263NORTH COWDEN UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y
42-135-42138GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y
42-135-33566JOHNSON GBSA UNITOXY USA WTP LP--2025-12-01Y
42-135-41513GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y
42-135-35444NORTH COWDEN UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y
42-135-38301NORTH COWDEN UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y
42-135-41340GOLDSMITH-LANDRETH /DEEP/ UNITOCCIDENTAL PERMIAN LTD.--2025-12-01Y

Recent Disposal Permits

PERMITOPERATORLEASETYPEISSUED
909857RING ENERGY, INC.RING SHOEBAR SWD 27DRILL2025-08-14
907182RING ENERGY, INC.RING SHOEBAR SWD 43DRILL2025-04-04
906402RING ENERGY, INC.RING SHOEBAR SWD 28DRILL2025-03-05
902560RING ENERGY, INC.MILLARD -C- SWDDRILL2024-09-10
901165RING ENERGY, INC.HENDERSON-PENWELL N SWDDRILL2024-07-10
901166RING ENERGY, INC.HENDERSON-PENWELL S SWDDRILL2024-07-10
900825RING ENERGY, INC.MILLARD 'C' SWDRECOMP2024-06-27
900576DEEP BLUE OPERATING I LLCOPIE SWDDRILL2024-06-20
897682OVINTIV USA INC.WAYNE SWDDRILL2024-02-28
896718RING ENERGY, INC.DOWN THE HATCH SWD 17DRILL2024-01-25
896714RING ENERGY, INC.OPEN WIDE SWD 14DRILL2024-01-25
896715RING ENERGY, INC.GLUB GLUB SWD 24DRILL2024-01-25

See all drilling activity in Ector County or statewide produced water & disposal activity.