LEASES · O-1-5535 · OIL · DISTRICT 01
Heiser
No volume since Jan 1997Crystal Resources, Inc · Frio County · Pearsall (Austin Chalk) field
Heiser is an RRC oil lease (O-1-5535) in Frio County operated by Crystal Resources, Inc, with 3 wells completed on it.
It has reported 3 barrels of oil and 1 mcf of gas since January 1993, last reporting volume in January 1997 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in January 1997.
4 operators have filed production on it, most recently Crystal Resources, Inc since August 1998.
- 3
- bbl oil, all reported
- 1
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 3
- wells completed on it
- 3
- peak month, bbl (Jan 1997)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME JAN 1997 · 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 0 · prior 12 0
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
Who reported it
Each run of months one operator filed the production report, oldest first.
- Tide West Oil CompanyJan 1993 → Feb 1994 · 14 mo
- Horizon Natural Resources, Inc.Mar 1994 → Mar 1994 · 1 mo
- Ashby, Andrew M.Apr 1994 → Jul 1998 · 52 mo
- Crystal Resources, IncAug 1998 → Mar 2008 · 116 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
3
wells completed on the lease
- Plugged
- 3
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-1-5535, documented in the API reference.