LEASES · O-11-70869 · OIL · DISTRICT 8A
Forks South Balt Unit
ReportingMedders Oil Company, Inc. · King County · Balt (Tannehill) field
Forks South Balt Unit is an RRC oil lease (O-11-70869) in King County operated by Medders Oil Company, Inc., with 53 wells completed on it.
It has reported 419K barrels of oil and 3.87K mcf of gas since April 2019, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 79K barrels of oil, up 45% on the year before; the lease peaked at 6.97K barrels in December 2025.
- 419K
- bbl oil, all reported
- 3.87K
- mcf gas incl. casinghead
- 79K
- bbl oil, last 12 reported
- +45%
- vs the 12 before
- 53
- wells completed on it
- 6.97K
- peak month, bbl (Dec 2025)
PDQ LEASE REPORTS · FIRST APR 2019 · 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 79,015 · prior 12 54,425(+45%)
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 120 · prior 12 120(+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.
- Medders Oil Company, Inc.Apr 2019 → Jul 2026 · 88 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
53
wells completed on the lease
- NO Type on File
- 50
- Plugged
- 2
- Producing
- 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.
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