RRC field 34925037 · District 03
Gillock (Big Gas)
The Gillock (Big Gas) field reported 42,754 barrels of oil in the last 12 months.
Field dossier
42,754bbl oil, last 12 months+7% vs prior year
- Producing leases
- 2of 4 on record
- Operators
- 1
- Counties
- 1
- Biggest operator
- Gcows Operating LLC
Own minerals in this field?
Where the field sits
This county
1 county
- Data through
- Jul 2026
- Leases on record
- 4
Five years of output in Gillock (Big Gas)
Oil output in the Gillock (Big Gas) field rose 7% over the last 12 months
42.8k bbl through Jul 2026, against 40.1k bbl a year earlier. Peak Jul 2025: 4,119 bbl.
SourceTexas Railroad Commission Production Data Query, field 34925037, through Jul 2026, file dated Sep 18, 2026.
Leases in the Gillock (Big Gas) field
Under each volume: change on the year before.
40,887bbl oil+6%
1,867bbl oil+15%
Showing 2 of 2.
SourceTexas Railroad Commission Production Data Query.
Recent drilling permits in the Gillock (Big Gas) field
No recent permits.