FIELDS · 45757280 · DISTRICT 7C
Jar (Pennsylvanian)
Jar (Pennsylvanian) is an RRC field with 11 leases on file reported by 10 operators, mostly in Upton County.
In the 12 months reported through April 2026 it produced 6,449 barrels of oil, up 118% on the year before, from 3 leases reporting volume.
Diamondback E&P LLC holds the most, 2 leases and 149,118 barrels lifetime.
Lifetime, the field has reported 252,160 barrels of oil and 3.0 million mcf of gas.
- 11
- leases on file
- 10
- operators, all time
- 6.45K
- bbl oil, last 12 reported +118%
- 31.5K
- mcf gas, last 12 reported +33%
- 3
- leases reporting volume
- 252K
- bbl oil, lifetime · 2.96M mcf
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Gas by month
TEN YEARS · EVERY LEASE IN THE FIELD
Gas-well gas plus casinghead, mcf, across the field's leases. The latest months are revised upward as late reports arrive.
Last 12 months 31,463 · prior 12 23,736(+33%)
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 6,449 · prior 12 2,963(+118%)
Leases reporting volume
How many of the field's leases reported any oil or gas each month: the field's active footprint.
Latest month 1 · a year earlier 3(-67%)
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 5
| Operator | Leases | Oil, bbl | Gas, mcf | Last reported |
|---|---|---|---|---|
| Diamondback E&P LLC | 2 | 149K | 1.65M | Jul 2026 |
| SM Engy Co | 2 | 48.6K | 243K | May 2014 |
| XTO Engy Inc | 1 | 48.2K | 1.02M | Jul 2026 |
| St. Mary Land & Expl Co | 3 | 3.5K | 13.1K | Feb 2010 |
| Parsley Engy Operations, LLC | 3 | 2.77K | 36.1K | Apr 2016 |
Counties
- Upton County → 9 leases
- Midland County → 2 leases
About this data
Field 45757280 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/45757280, documented in the API reference.