Petrora

FORMATIONS · RRC WELLBORE FILE

Wolfe City

Reported as a top in 255 wells across 8 counties, at a median depth of 780 ft (596 to 1,536 ft in most wells). 0 of those wells were permitted in the last three years.

A well counts if any of its completion filings report this formation, whether it produces from it or drilled through it. Depths are measured depth as filed; typo depths exist, which is why ranges are percentiles, not extremes. About completion reports →

255
wells reporting a top
0
permitted in last 3 years
8
counties
780
median top, ft

COMPUTED OCT 29, 2026 · REBUILT DAILY

Depth by county

Counties with at least five wells reporting the top. Bars are well counts.

CountyWellsMedian, ftP10–P90Last 3 yrs
Navarro
202
912642–1,5030
Ellis
40
580559–6300

Operators

Current operator of record for wells reporting the top, ranked by wells permitted in the last three years.

OperatorLast 3 yrsAll
Navarro Resources, Inc.023
All American Oil/Gas/Energy Corp021
Adolphus Petroleum, Inc.015
Fairfield Petroleum, Inc.011
Extor Corporation08
Seismic Leasing Service08
Skewes Operating Company07
Dixie Oil & Exploration Co.07
HMS Operating Company, Inc.06
Jorford Corporation/Esi, Inc.06
Overcash, William G. Trustee05
Coley, H. B.05
J.R. Petroleum Ltd.05
Navarro Petroleum Corp.04
Teague Operating Co.04
Union Oil Company of California04
Walters, G. C., Jr.04
Watson, Russel B. Jr.04
B. J. Oil Co. Inc.04
Crown Central Petroleum Corp.04
Ergon Exploration, Inc.03
Spartan Oil Corporation03
First Great Western O & G, Inc.03
Pickens Company, Inc., The03
Investors Energy Group, Inc.03

Recently permitted wells reporting the Wolfe City

BY LAST PERMIT ISSUED

Last permitLeaseOperatorCountyTop, ftAPI
Feb 6, 2019KennedyRising Star Energy, L.L.C.Henderson2,48221330867
Dec 23, 2010Bennett, TomB & J Oil CompanyNavarro1,92034983145
Mar 24, 2008Cash, Leon F.Apache CorporationBrazos6,35904131170
Mar 25, 2005Shivers, J. R. 12Union Oil Company of CaliforniaVan Zandt2,19646730651
Mar 26, 2004McKinneyRife Oil Properties, Inc.Navarro1,80734934684
Mar 25, 2004SzenasyRising Star Energy, L.L.C.Henderson2,71421330868
Sep 27, 2002Maxfield, A. G. 38Union Oil Company of CaliforniaVan Zandt2,12346730594
Apr 13, 2001Ramsey ShallowWinco Oil Inc.Navarro1,57234934640
Aug 23, 2000Maxfield, A. G. 38Union Oil Company of CaliforniaVan Zandt2,12346730636
Jul 23, 1999HumprhiesBrown, C. L. Inc.Navarro1,50434934606
Dec 2, 1996HumphriesBrown, C. L. Inc.Navarro1,25034934560
May 11, 1993Owen, James E.Seismic Leasing ServiceEllis57813930460
May 11, 1993Owen, James E.Seismic Leasing ServiceEllis55413930461
Feb 17, 1993Owen, James E.Seismic Leasing ServiceEllis57913930455
Feb 2, 1993Owen, James E.Seismic Leasing ServiceEllis60613930453
Feb 2, 1993Owen, James E.Seismic Leasing ServiceEllis56213930454
Feb 2, 1993Owen, James E.Seismic Leasing ServiceEllis56613930457
Oct 15, 1992Robertson, MinnieF X PetroleumNavarro1,50834934475
Oct 9, 1992Rudloff UnitK & D Enterprises, Inc.Falls32014530728
Oct 8, 1992Molandes, RonaldHilliard Petroleum Inc.Anderson4,30000132168
Jul 30, 1992Murchison EstateF X PetroleumNavarro1,57834934454
Jul 17, 1991Bradley Bros.Coley, H. B.Navarro75134934418
Jan 25, 1991Fleming-Hayes, ZaneBowman, WesleyNavarro1,60234934391
Jul 9, 1990OusleyShelby, Michael H.Cherokee3,50707330780
Jun 5, 1990Bradley Bros.Coley, H. B.Navarro74234934363

About this data

Formation tops, elevations, perforations, and casing from the RRC dbf900 wellbore file, refreshed weekly, with reported names normalized to Petrora's formation registry. County and operator breakdowns are rebuilt nightly.

Developers: this page as JSON is GET /v1/data/formations/wolfe-city, documented in the API reference.