LEASES · O-4-423 · OIL · DISTRICT 04
Duval Co. Ranch Co. -A-
ReportingHilcorp Energy Company · Duval County · Casa Blanca field
Duval CO. Ranch CO. -A- is an RRC oil lease (O-4-423) in Duval County operated by Hilcorp Energy Company, with 6 wells completed on it.
It has reported 159K barrels of oil and 111 mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 2.68K barrels of oil, down 30% on the year before; the lease peaked at 672 barrels in October 2016.
4 operators have filed production on it, most recently Hilcorp Energy Company since July 2023.
- 159K
- bbl oil, all reported
- 111
- mcf gas incl. casinghead
- 2.68K
- bbl oil, last 12 reported
- -30%
- vs the 12 before
- 6
- wells completed on it
- 672
- peak month, bbl (Oct 2016)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME APR 2026 · STATEWIDE DATA THROUGH APR 2026
Oil by month
Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.
Last 12 months 2,684 · prior 12 3,846(-30%)
Gas by month
Gas-well gas plus casinghead gas, mcf. On an oil lease all gas is reported as casinghead. The latest months are revised upward as late reports arrive.
Last 12 months 0 · prior 12 0
Decline curve
None shown. Petrora fits an Arps curve only when the last ten years of oil reports follow one decline closely enough to project (R² of 0.7 or better over at least a year since the peak). This lease's recent history does not, so a projection would be a guess dressed as a number.
Who reported it
Each run of months one operator filed the production report, oldest first.
- Morsey Oil & Gas Corp.Jan 1993 → Mar 2016 · 279 mo
- Newman Operating CompanyApr 2016 → Jun 2021 · 63 mo
- Jura Energy Operating LLCJul 2021 → Jun 2023 · 24 mo
- Hilcorp Energy CompanyJul 2023 → Jul 2026 · 37 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
6
wells completed on the lease
- Producing
- 2
- Plugged
- 2
- NO Type on File
- 1
- Shut IN
- 1
Operates them now
About this data
Monthly oil, gas, and casinghead from the RRC PDQ production dump, which lags the reporting month by two to three months; figures shown through Apr 2026. Wells from completion reports; operator runs from who filed each month's report.
Developers: this page as JSON is GET /v1/data/leases/tx/o-4-423, documented in the API reference.