LEASES · O-13-30027 · OIL · DISTRICT 09
Hazelwood
ReportingTatanka Operating, LLC · Grayson County · Gordonville, S. (Penn.) field
Hazelwood is an RRC oil lease (O-13-30027) in Grayson County operated by Tatanka Operating, LLC, with 2 wells completed on it.
It has reported 980K barrels of oil and 1.71M mcf of gas since October 2001, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 7.38K barrels of oil, down 2% on the year before; the lease peaked at 13.7K barrels in December 2007.
3 operators have filed production on it, most recently Tatanka Operating, LLC since May 2023.
- 980K
- bbl oil, all reported
- 1.71M
- mcf gas incl. casinghead
- 7.38K
- bbl oil, last 12 reported
- -2%
- vs the 12 before
- 2
- wells completed on it
- 13.7K
- peak month, bbl (Dec 2007)
PDQ LEASE REPORTS · FIRST OCT 2001 · 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 7,383 · prior 12 7,553(-2%)
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 11,169 · prior 12 13,491(-17%)
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.
- Heape Exploration, Inc.Oct 2001 → Dec 2020 · 231 mo
- Atoka Operating, Inc.Jan 2021 → Apr 2023 · 28 mo
- Tatanka Operating, LLCMay 2023 → Jul 2026 · 39 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
2
wells completed on the lease
- Plugged
- 1
- 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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