RRC field 32358500 · District 7B
Four J (Duffer Up)
The Four J (Duffer Up) field reported 7,580 mcf of gas and 1 barrels of oil in the last 12 months.
Field dossier
7,580mcf gas, last 12 months−8% vs prior year
- Producing leases
- 2
- Operators
- 2
- Counties
- 1
- Biggest operator
- Parker Energy Company
Own minerals in this field?
Where the field sits
This county
1 county
- Oil, last 12 months
- 1 bbl
- Data through
- Jul 2026
Five years of output in Four J (Duffer Up)
Gas output in the Four J (Duffer Up) field fell 8% over the last 12 months
7,580 mcf through Jul 2026, against 8,213 mcf a year earlier. Peak Aug 2023: 6,157 mcf.
Oil output in the Four J (Duffer Up) field fell 67% over the last 12 months
1 bbl through Jul 2026, against 3 bbl a year earlier. Peak Jan 2022: 20 bbl.
SourceTexas Railroad Commission Production Data Query, field 32358500, through Jul 2026, file dated Sep 18, 2026.
Leases in the Four J (Duffer Up) field
Under each volume: change on the year before.
- TOMLIN '3396'
7B-295932PetexStephens County
3,154mcf gas−49%
1bbl oil−67%
Showing 2 of 2.
SourceTexas Railroad Commission Production Data Query.
Who operates here, and where
Operators, by gas
Parker Energy leads
Recent drilling permits in the Four J (Duffer Up) field
No recent permits.