WELLS · TEXAS · ONE ROW PER API NUMBER

Mas Operating Co. wells

Every well on the Railroad Commission's schedule or with a drilling permit on file, newest permit first: who operates it, where it is, the field it is completed in, its permits, and the last month its lease reported.What an API number is →

A full API number opens the well. Anything else filters the list below.

Texas reports production by lease, so a well carries no volumes of its own: "Last reported" is the last month the lease it is tied to reported. How Texas production is reported →

74 WELLS · PAGE 1 OF 2

These wells on a map →
WellOperatorCounty, fieldStatusDepth, ftPermitPermitsLast reported
Jake #142-495-33561Mas Operating Co. WinklerKeystone (Consolidated)ActiveOil5,595Mar 29, 20162Apr 2026
Zachary Estate #142-495-10005Mas Operating Co. WinklerKeystone (Consolidated)ActiveOil8,294Mar 27, 20152Apr 2026
Zachary Estate #242-495-33283Mas Operating Co. WinklerKeystone (Consolidated)ActiveOil6,025Feb 21, 20081Apr 2026
Walton J. B. Tract -B- #242-495-10079Mas Operating Co. WinklerKeystone (Colby)ActiveOil3,487May 21, 19851Apr 2026
Hendrick T. G. -F- #542-495-03633Mas Operating Co. WinklerHendrickActiveInjection2,752Apr 7, 19831Apr 2026
Daugherty #142-495-31339Mas Operating Co. WinklerScarboroughActiveOil3,430Apr 8, 19811Apr 2026
University -K- #1W42-105-30779Mas Operating Co. CrockettCrockettPluggedOil800Mar 7, 19781—
University -K- #3242-105-31873Mas Operating Co. CrockettCrockettActiveOil1,550Mar 3, 19781Apr 2026
University -K- #142-105-00526Mas Operating Co. CrockettCrockettNot on scheduleOil——0—
University -K- #742-105-00856Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #1342-105-00869Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #15W42-105-00871Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #1642-105-00872Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #1742-105-00873Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #1842-105-00874Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #1942-105-00875Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #2042-105-00876Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #2142-105-00877Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #2242-105-00878Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #2442-105-00879Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #1242-105-01619Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #842-105-01652Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #942-105-01653Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #1142-105-01655Mas Operating Co. CrockettCrockettShut inOil1,571—0—
University -K- #242-105-01656Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #342-105-01657Mas Operating Co. CrockettCrockettActiveOil1,520—0—
University -K- #442-105-01658Mas Operating Co. CrockettCrockettActiveOil1,571—0—
University -K- #542-105-01659Mas Operating Co. CrockettCrockettShut inOil1,571—0—
University -K- #26W42-105-30284Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #3342-105-30781Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #3142-105-30782Mas Operating Co. CrockettCrockettActiveOil1,566—0—
University -K- #3442-105-30938Mas Operating Co. CrockettCrockettActiveOil1,548—0—
University -K- #3542-105-30939Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #3642-105-30940Mas Operating Co. CrockettCrockettPluggedOil——0—
University -K- #3742-105-31165Mas Operating Co. CrockettCrockettActiveInjection1,515—0—
University -K- #3942-105-31166Mas Operating Co. CrockettCrockettActiveOil1,477—0—
University -K- #4042-105-31167Mas Operating Co. CrockettCrockettActiveOil1,481—0—
University -K- #3842-105-31173Mas Operating Co. CrockettCrockettActiveOil1,519—0—
Hendrick T. G. -F- #942-495-00188Mas Operating Co. WinklerHendrickActiveOil2,566—0—
Hendrick T. G. -F- #1042-495-00189Mas Operating Co. WinklerHendrickActiveOil3,100—0—
Hendrick T. G. -F- #1142-495-00190Mas Operating Co. WinklerHendrickActiveOil3,074—0—
Hendrick T. G. -F- #1242-495-00191Mas Operating Co. WinklerHendrickActiveOil3,090—0—
Hendrick T. G. -F- #1342-495-00192Mas Operating Co. WinklerHendrickActiveInjection3,095—0—
Gloyd #142-495-03250Mas Operating Co. WinklerKermitActiveOil3,041—0—
Leck Unit #a 142-495-03276Mas Operating Co. WinklerKermitActiveOil2,800—0—
Leck Unit #c 1W42-495-03278Mas Operating Co. WinklerKermitPluggedOil——0—
Leck Unit #d 142-495-03279Mas Operating Co. WinklerKermitPluggedOil——0—
Leck Unit #a 242-495-03280Mas Operating Co. WinklerKermitPluggedOil——0—
Leck Unit #b 242-495-03281Mas Operating Co. WinklerKermitActiveOil2,800—0—
Leck Unit #c 242-495-03282Mas Operating Co. WinklerKermitActiveInjection3,100—0—

About this data

One row per API number: every well on the Railroad Commission wellbore schedule, and every API number a drilling permit names. Operator, field, status, and dates are the schedule's where it lists the well, the latest permit's otherwise. Permits on file counts every permit and amendment. Texas reports production by lease, so a well shows the last month its lease reported and no volumes. Nothing is estimated.

Developers: this page as JSON is GET /v1/data/wells?state=tx, documented in the API reference.