RRC operator 101726
Shahan, Donald Allan
Shahan, Donald Allan reported 566 barrels of oil in the last 12 months.
Operator dossier
566bbl oil, last 12 months−41% vs prior year
- Producing leases
- 1
- Counties
- 1
- Biggest county
- Callahan County
- Biggest field
- Callahan County Regular
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Where they work
This county
1 county
- Fields
- 1
- Data through
- Jul 2026
Five years of Shahan, Donald Allan output
Oil output from Shahan, Donald Allan fell 41% over the last 12 months
566 bbl through Jul 2026, against 963 bbl a year earlier. Peak Mar 2026: 126 bbl.
SourceTexas Railroad Commission Production Data Query, operator 101726, through Jul 2026, file dated Sep 18, 2026.
Shahan, Donald Allan leases, biggest first
Under each volume: change on the year before.
566bbl oil−41%
Showing 1 of 1.
SourceTexas Railroad Commission Production Data Query.
Recent drilling permits for Shahan, Donald Allan
No recent permits.