How many drilling permits were filed in Callahan County in the last 12 months?

5 Texas Railroad Commission drilling permits were filed in Callahan County, Texas over the last 12 months — 0 of them in the past 7 days.

Who is the most active drilling operator in Callahan County?

ONEOK WEST TX NGL PL, L.L.C. is the most active operator in Callahan County with 2 permits over the last 12 months, followed by ENERGY TRANSFER COMPANY (1).

Where does Callahan County drilling-permit data come from?

Every permit shown is sourced from the Texas Railroad Commission's public drilling-permit filings and refreshed daily. It's free to search by operator, lease, depth, and wellbore profile.

WTI$96.38USD/BBL · AS OF 3:44 PM CTBRENT$97.98USD/BBL · AS OF 3:44 PM CTPERMITS TODAY—TRRC · DAILY PULLM&A RECORDS3,324OPERATOR LINEAGESCOUTCALL LIST · PIPELINE · PSA

Callahan County · 0 permits this week
5 permits filed last 12 months
Top operator: ONEOK WEST TX NGL PL, L.L.C. (2)
Sourced from Texas Railroad Commission

Callahan County drilling brief.

Every drilling permit filed with the Texas Railroad Commission in Callahan County, Texas. Top operators, recent filings, depth and wellbore profile data.

Search all permits

Texas Railroad Commission · Public record, free · Updated Jun 3, 2026

0: Permits filed; Last 7 days
5: Permits filed; Last 12 months
ONEOK: Top operator; 2 permits
4: Active operators; Last 12 months

02 · Callahan on the map

Callahan · Texas drillingLast 7 days

Permits 7d:0lowmidhigh (0)

Top operators · 12m

01
ONEOK WEST TX NGL PL, L.L.C.: —; 2 permits
02
ENERGY TRANSFER COMPANY: —; 1 permits
03
CLAUSEN, A. G.: —; 1 permits
04
MAGELLAN PIPELINE COMPANY, L.P.: —; 1 permits

03 · Latest Callahan filings

5 rows · last 12 months · Updated Jun 3, 2026

Recent Texas Railroad Commission drilling permit filings in Callahan County, last 12 months, by submitted date
Submitted	Operator	API #	Depth (ft)	Type	Status
2026-04-16	ONEOK WEST TX NGL PL, L.L.C.	05937209	300	Vertical	DRILLING PERMIT
2026-04-16	ONEOK WEST TX NGL PL, L.L.C.	05937210	300	Vertical	DRILLING PERMIT
2026-03-06	ENERGY TRANSFER COMPANY	05937208	600	Vertical	APPROVED
2025-11-24	CLAUSEN, A. G.	05937206	1000	Vertical	APPROVED
2025-08-06	MAGELLAN PIPELINE COMPANY, L.P.	05937204	450	Vertical	APPROVED

04 · Weekly permit alerts

Get Callahan permits in your inbox.

One email, Monday mornings — every new Texas Railroad Commission permit filed in Callahan County over the past week. Free, and you can unsubscribe from any email.

05 · Adjacent county briefs

Read the rest of the basin.

Other oil-producing counties Scout tracks. Each county has its own daily brief, top operators, and filings table.

06 · Sources