FIELDS · 83350333 · DISTRICT 7C
Shirk (Grayburg)
Upton 2
Shirk (Grayburg) is an RRC field with 6 leases on file reported by 22 operators, in Upton County.
In the 12 months reported through April 2026 it produced 7,160 barrels of oil, down 11% on the year before, from 3 leases reporting volume.
Tres Roughneckas WTX LLC holds the most, 3 leases and 259,224 barrels lifetime.
Lifetime, the field has reported 259,224 barrels of oil and 116 mcf of gas.
- 6
- leases on file
- 22
- operators, all time
- 7.16K
- bbl oil, last 12 reported -11%
- 0
- mcf gas, last 12 reported
- 3
- leases reporting volume
- 259K
- bbl oil, lifetime · 116 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 7,160 · prior 12 8,034(-11%)
Leases reporting volume
How many of the field's leases reported any oil or gas each month: the field's active footprint.
Latest month 0 · a year earlier 0
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 4
| Operator | Leases | Oil, bbl | Gas, mcf | Last reported |
|---|---|---|---|---|
| Tres Roughneckas WTX LLC | 3 | 259K | 115 | Jul 2026 |
| Brazos Petroleum, Inc. | 1 | 0 | 0 | Aug 2003 |
| Bustos, Martin Oil | 1 | 0 | 1 | Jul 2026 |
| Mae Expl, Inc | 1 | 0 | 0 | Oct 1995 |
Counties
- Upton County → 2 leases
About this data
Field 83350333 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/83350333, documented in the API reference.