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Royalty Clerk

RRC field 14820001 · District 7B

Callahan County Regular

The Callahan County Regular field reported 17,961 barrels of oil and 12,963 mcf of gas in the last 12 months.

Field dossier

17,961bbl oil, last 12 months−20% vs prior year
Producing leases
48of 110 on record
Operators
31
Counties
1
Biggest operator
Wilson Well Service Inc.

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Where the field sits

This county

Callahan County: 48 producing leasesCallahanShackelfordTaylorEastlandJonesStephensCallahan County
1 county
Gas, last 12 months
12,963 mcf
Data through
Jul 2026

Wells in the Callahan County Regular field

Every well the state's map puts on a lease of this field, and the drilling permits filed for it in the last 24 months.
Map of the wells of the Callahan County Regular field, Texas: 754 wells and 6 recent drilling locations, in a picture about 51 miles across.
  • Drilling locations6Permits issued in the last two years
  • Producing wells394On a lease reporting production now
  • Not producing101Shut in, inactive or no lease on record
  • Plugged259The state's wellbore record says plugged

Each dot is a well on a lease the Railroad Commission lists in the Callahan County Regular field, where its map puts it, or a drilling permit filed for the field in the last 24 months. Wells of other fields are not on this map. The picture is about 51 miles across. The white counties are the ones with a well or drilling permit of the field on the map. 13 more wells have no location on the state's map. Sources: Railroad Commission of Texas well layers and drilling permit files, US Census Bureau county outlines, town points from GeoNames (CC BY 4.0).

See the whole Texas well map

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You may show this map on any site, unchanged. Keep the credit line and its link to Royalty Clerk under the map. The picture updates by itself as the state records new wells and permits.

Download the picture (WebP)
<a href="https://royaltyclerk.com/texas/fields/callahan-county-regular-14820001"><img src="https://royaltyclerk.com/maps/field-wells/callahan-county-regular-14820001.svg" alt="Map of the wells of the Callahan County Regular field, Texas: 754 wells and 6 recent drilling locations, in a picture about 51 miles across." width="1000" height="951" loading="lazy" style="max-width:100%;height:auto;border:0"></a>
<p style="margin:4px 0 0;font-size:14px">Map: <a href="https://royaltyclerk.com/texas/fields/callahan-county-regular-14820001">Oil and gas wells of the Callahan County Regular field, Texas</a> by Royalty Clerk, from Railroad Commission of Texas records</p>

Five years of output in Callahan County Regular

Oil output in the Callahan County Regular field fell 20% over the last 12 months

18k bbl through Jul 2026, against 22.4k bbl a year earlier. Peak Mar 2024: 2,547 bbl.

Oil output in the Callahan County Regular field fell 20% over the last 12 months18k bbl through Jul 2026, against 22.4k bbl a year earlier. Peak Mar 2024: 2,547 bbl.Oil, bbl per month01,0002,0003,000Peak 2,547 (Mar 24)1,45220222023202420252026
Oil output in the Callahan County Regular field fell 20% over the last 12 months18k bbl through Jul 2026, against 22.4k bbl a year earlier. Peak Mar 2024: 2,547 bbl.Oil, bbl per month01,0002,0003,000Peak 2,547 (Mar 24)1,452'22'23'24'25'26

Gas output in the Callahan County Regular field rose 77% over the last 12 months

13k mcf through Jul 2026, against 7,318 mcf a year earlier. Peak Jul 2022: 2,546 mcf.

Gas output in the Callahan County Regular field rose 77% over the last 12 months13k mcf through Jul 2026, against 7,318 mcf a year earlier. Peak Jul 2022: 2,546 mcf.Gas, mcf per month01,0002,0003,000Peak 2,546 (Jul 22)1,03920222023202420252026
Gas output in the Callahan County Regular field rose 77% over the last 12 months13k mcf through Jul 2026, against 7,318 mcf a year earlier. Peak Jul 2022: 2,546 mcf.Gas, mcf per month01,0002,0003,000Peak 2,546 (Jul 22)1,039'22'23'24'25'26

SourceTexas Railroad Commission Production Data Query, field 14820001, through Jul 2026, file dated Oct 20, 2026.

Leases in the Callahan County Regular field

Under each volume: change on the year before.

Showing 25 of 48, ranked by output value.

Search by lease name →

SourceTexas Railroad Commission Production Data Query.

Who operates here, and where

Operators, by oil

Wilson Well Service leads

  1. Wilson Well Service Inc.5 leases2,675bbl
  2. Simple Operating LLC1 lease2,093bbl
  3. Tom-Tom Operating, LLC1 lease1,694bbl
  4. Merkaz Drilling, LLC1 lease1,395bbl
  5. Golden Horse Group Corp.1 lease1,035bbl
  6. Wylie Bros. Prod. & Drgl. Co,inc2 leases969bbl
  7. Grayrock Energy II, LLC1 lease882bbl
  8. Shahan, Donald Allan1 lease674bbl

More operators

OperatorShahan, Donald Allan1OperatorHaskit, Kendall6OperatorRock Operating1OperatorRuff Oil Co.1

Recent drilling permits in the Callahan County Regular field