LEASES · O-4-7265 · OIL · DISTRICT 04

Mayo, J. W., a/C 1

No volume since Mar 2003

Hec Petroleum, Inc. · San Patricio County · Taft (4300) field

Mayo, J. W., A/C 1 is an RRC oil lease (O-4-7265) in San Patricio County operated by Hec Petroleum, Inc., with 11 wells completed on it.

It has reported 29.6K barrels of oil and 41.7K mcf of gas since January 1993, last reporting volume in March 2003 (statewide data runs through April 2026).

No volume was reported in the last 12 months; the last was in March 2003.

4 operators have filed production on it, most recently Hec Petroleum, Inc. since January 2002.

29.6K
bbl oil, all reported
41.7K
mcf gas incl. casinghead
0
bbl oil, last 12 reported
—
vs the 12 before
11
wells completed on it
1.57K
peak month, bbl (Dec 2000)

PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME MAR 2003 · 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

01K2K1996199719981999200020012002200320042005

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

02K4K6K1996199719981999200020012002200320042005

Who reported it

Each run of months one operator filed the production report, oldest first.

  1. Exxon Corp.Jan 1993 → Jul 1994 · 19 mo
  2. Cox Resources Corp.Aug 1994 → Jun 2000 · 71 mo
  3. Hallwood Petroleum, Inc.Jul 2000 → Dec 2001 · 18 mo
  4. Hec Petroleum, Inc.Jan 2002 → May 2005 · 41 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

11

wells completed on the lease

NO Type on File
6
Plugged
5

Newest permits

All 11 wells, searchable →

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-4-7265, documented in the API reference.