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Williamson County, TX oil and gas wells

1,165 wells: 143 active, 651 plugged, run by 66 operators.

Figures from the Railroad Commission of Texas, updated 2026-10-17.

Top operators in Williamson

OperatorActiveWells here
GENESIS WELL SERVICE4052
NORTH TEXAS ENERGY INC.1212
P&F OPERATIONS LLC36
THRALL OPERATING COMPANY INC.024
MAGNUM OILFIELD SERVICES LLC012
BLACK JACK SERVICES L.L.C.09
CUTRER ENERGY05
BACHMEYER MARVIN03
CADDO ENERGY03
CHART-X CORP.03
MALISH OPERATING LLC03
NEW ERA PETROLEUM INC.03
WALKER OPERATING COMPANY03
WM C RAYMOND OIL AND GAS LLC03
WMJ ENTERPRISES INC.03
BISSELL OPERATING LLC02
BLACKWELL BLACKIE02
M. A. MUELLER CONST. CO. INC.02
POWELL J. C. JR.02
SUN EXPL. & PROD. CO. - CORPUS02
SUN EXPL. & PROD. CO - HOUSTON02
TRINITY BROTHERS ENERGY LLC02
UNIDENTIFIED02
WELLS DRILLING CO.02
WELPETCO INC.02

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
(no name) 5 939465Active Oil—
(no name) 1 939467Permitted Unknown—
(no name) 939469Plugged Oil—
(no name) 2 939470Active Oil—
(no name) 10 939472Plugged Oil—
(no name) 939473Plugged Oil—
(no name) 8 939483Active Oil—
(no name) 939485Active Oil—
(no name) 939486Active Oil—
(no name) 939488Active Oil—
(no name) 939489Plugged Oil—
(no name) 4 939491Plugged Oil—
(no name) 1 939493Plugged Dry hole—
(no name) 939494Plugged Oil—
(no name) 6 939496Plugged Oil—
(no name) 939968Plugged Dry hole—
(no name) 939970Permitted Unknown—
(no name) 1 939971Plugged Dry hole—
(no name) 1 939973Plugged Dry hole—
(no name) 1 939975Cancelled / expired Unknown—
(no name) 2 939976Plugged Dry hole—
(no name) 1 939979Plugged Dry hole—
(no name) 42-491-30212Plugged Dry hole—
(no name) 1 939989Permitted Unknown—
(no name) 1 939991Plugged Dry hole—
(no name) 2 939992Permitted Unknown—
(no name) 1 939994Plugged Dry hole—
(no name) 1 939996Plugged Dry hole—
(no name) 2 939997Plugged Dry hole—
(no name) 1 939999Permitted Unknown—
(no name) 1 940000Plugged Dry hole—
(no name) 940002Active Oil—
(no name) 15 939497Plugged Dry hole—
(no name) 6 939499Plugged Oil—
(no name) 939501Plugged Oil—
(no name) 42-491-30427Permitted Unknown—
(no name) 4 939505Plugged Oil—
(no name) 11 939507Plugged Dry hole—
(no name) 939508Plugged Oil—
(no name) 939510Plugged Oil—
(no name) 42-491-30425Permitted Unknown—
(no name) 15 939513Plugged Oil—
(no name) 1 939516Plugged Dry hole—
(no name) 42-491-30248Cancelled / expired Unknown—
(no name) 4 939540Active Oil—
(no name) 42-491-30399Permitted Unknown—
(no name) 1 940005Plugged Dry hole—
(no name) 42-491-30439Permitted Unknown—
(no name) 939543Plugged Dry hole—
(no name) 2 939545Plugged Dry hole—
(no name) 4A 42-491-00613Active Oil—
(no name) 7B 42-491-00633Plugged Dry hole—
(no name) 6A 42-491-00615Plugged Dry hole—
(no name) 5 42-491-00614Plugged Dry hole—
(no name) 4 939563Plugged Dry hole—
(no name) 2 939565Active Oil—
(no name) 6 939566Plugged Dry hole—
(no name) 1 940049Plugged Dry hole—
(no name) 1 940050Plugged Dry hole—
(no name) 42-491-30281Cancelled / expired Unknown—
(no name) 42-491-30429Permitted Unknown—
(no name) 42-491-30431Permitted Unknown—
(no name) 939571Active Oil—
(no name) 5B 42-491-00629Active Oil—
(no name) 3 939574Plugged Dry hole—
(no name) 42-491-30417Permitted Unknown—
(no name) 6B 42-491-00632Active Oil—
(no name) 2B 42-491-00625Active Oil—
(no name) 8 939598Active Oil—
(no name) 5 939599Active Oil—
(no name) 6 939601Active Oil—
(no name) 3B 42-491-00626Active Oil—
(no name) 42-491-30340Cancelled / expired Unknown—
(no name) 42-491-30337Cancelled / expired Unknown—
(no name) 42-491-30222Permitted Unknown—
(no name) 42-491-30307Plugged Dry hole—
(no name) 1 939083Plugged Dry hole—
(no name) 939406Active Oil—
(no name) 4 939408Plugged Oil—
(no name) 4 939647Active Oil—
(no name) 1 939165Plugged Dry hole—
(no name) 939167Plugged Oil—
(no name) 1B 939170Active Oil—
(no name) 45 939260Plugged Oil—
(no name) 42-491-30389Permitted Unknown—
(no name) 42-491-30359Cancelled / expired Unknown—
(no name) 1 939134Plugged Dry hole—
(no name) 3 939326Plugged Oil—
(no name) 939327Active Oil—
(no name) 951705Plugged Dry hole—
(no name) 42-491-30375Cancelled / expired Unknown—
(no name) 1 951962Plugged Dry hole—
(no name) 10 939608Plugged Dry hole—
(no name) 9A 42-491-00618Active Oil—
(no name) 42-491-30342Cancelled / expired Unknown—
(no name) 42-491-30345Permitted Unknown—
(no name) 939627Plugged Dry hole—
(no name) 3 939631Plugged Dry hole—
(no name) 4 939633Permitted Unknown—
(no name) 2 939634Plugged Dry hole—

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