Saltwater Disposal Wells in Midland County

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

Active Wells

315

Permitted Capacity

4.8M bbl/d

Injected 12mo (thru 2025-06)

399.0M bbl

UIC Permits All Time

1,005

Midland County produced-water market → capacity trends, top holders, permit velocity
Earthquakes in Midland County → seismicity & the disposal link, from TexNet
STATUSLEASE / WELLAPIOPERATORTYPEPERMITTED BBL/DINJECTED 12MOZONE (FT)
CancelledPARKS FIELD UNIT #2 #240142-329-00814SUPERIOR OIL CO, THEInjection0----
CancelledPARKS FIELD UNIT #250342-329-00817SUPERIOR OIL CO, THEUIC0----
CancelledSNYDER -E- #1DD42-329-42956PIONEER NATURAL RES. USA, INCInjection0----
CancelledPARKS FIELD UNIT #1001W42-329-01002SUPERIOR OIL CO, THEInjection0--10,430
PluggedHALEY, J. F. #242-329-00908SUPERIOR OIL CO, THEInjection0----
page 11 of 11 · 1,005 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.