FIELDS · 7850666 · DISTRICT 01

Big Foot (Olmos D-3 Sand)

Big Foot (Olmos D-3 Sand) is an RRC field with 10 leases on file reported by 11 operators, in Frio County.

In the 12 months reported through April 2026 it produced 2,078 barrels of oil, up 1191% on the year before, from 2 leases reporting volume.

Diamond Energy Services, LP holds the most, 3 leases and 662,541 barrels lifetime.

Lifetime, the field has reported 841,807 barrels of oil and 424,786 mcf of gas.

10: leases on file
11: operators, all time
2.08K: bbl oil, last 12 reported +1191%
0: mcf gas, last 12 reported
2: leases reporting volume
842K: bbl oil, lifetime · 425K mcf

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Oil by month

TEN YEARS · EVERY LEASE IN THE FIELD

Barrels reported on Form PR across the field's leases. The latest months are revised upward as late reports arrive.

Last 12 months 2,078 · prior 12 161(+1191%)

Leases reporting volume

How many of the field's leases reported any oil or gas each month: the field's active footprint.

Latest month 2 · a year earlier 1(+100%)

Operators

BY LIFETIME OIL ON THEIR LEASES · TOP 7

Operator	Leases	Oil, bbl	Gas, mcf	Last reported
Diamond Energy Services, LP	3	663K	305K	Jul 2026
Central Gulf Petro Inc	1	97.4K	82.5K	Jul 2026
Watson Engy Investments, LLC	1	71.2K	37K	Jul 2026
Creative Oil and Gas OP II, LLC	1	10.6K	0	Jul 2026
Maverick Engy Group, Inc	2	92	35	Jul 2026
HCM	1	0	0	Mar 2008
U.S. Jimoil Corp	1	0	0	Jul 2026

All 10 leases in Big Foot (Olmos D-3 Sand), searchable →

Counties

Frio County → 10 leases

About this data

Field 7850666 from RRC PDQ lease reports: lifetime totals and lease and operator counts from the field summary; the monthly series summed nightly from every lease report naming the field, cut at the statewide reported-through month. Counties from the wells completed on each lease.

New to these records? how production is reported

Developers: this page as JSON is GET /v1/data/fields/tx/7850666, documented in the API reference.