RRC field 64409340 · District 05
Nan-Su-Gail (Sub-Clrksvlle 4100)
The Nan-Su-Gail (Sub-Clrksvlle 4100) field reported 15,276 mcf of gas and 4 barrels of oil in the last 12 months.
Field dossier
15,276mcf gas, last 12 months+10% vs prior year
- Producing leases
- 5of 6 on record
- Operators
- 1
- Counties
- 1
- Biggest operator
- Old Union Operating Company
Own minerals in this field?
Where the field sits
This county
1 county
- Oil, last 12 months
- 4 bbl
- Data through
- Jul 2026
Five years of output in Nan-Su-Gail (Sub-Clrksvlle 4100)
Gas output in the Nan-Su-Gail (Sub-Clrksvlle 4100) field rose 10% over the last 12 months
15.3k mcf through Jul 2026, against 13.8k mcf a year earlier. Peak Oct 2021: 2,741 mcf.
Oil output in the Nan-Su-Gail (Sub-Clrksvlle 4100) field fell 87% over the last 12 months
4 bbl through Jul 2026, against 31 bbl a year earlier. Peak Jun 2025: 31 bbl.
SourceTexas Railroad Commission Production Data Query, field 64409340, through Jul 2026, file dated Sep 18, 2026.
Leases in the Nan-Su-Gail (Sub-Clrksvlle 4100) field
Under each volume: change on the year before.
4,907mcf gas+34%
3,922mcf gas+34%
2,324mcf gas−2%
2,223mcf gas−37%
1,900mcf gas+40%
Showing 5 of 5.
SourceTexas Railroad Commission Production Data Query.
Recent drilling permits in the Nan-Su-Gail (Sub-Clrksvlle 4100) field
No recent permits.