FIELDS · 41090100 · DISTRICT 06
Hidden Rock (Cotton Valley Lime)
Cass 121 · Morris 20 · Camp 1 · Upshur 1
Hidden Rock (Cotton Valley Lime) is an RRC field with 144 leases on file reported by 3 operators, mostly in Cass County.
In the 12 months reported through April 2026 it produced 3.1 million barrels of oil, down 3% on the year before, from 139 leases reporting volume.
Rose City Res, LLC holds the most, 102 leases and 8.0 million barrels lifetime.
Lifetime, the field has reported 10 million barrels of oil and 6.6 million mcf of gas.
- 144
- leases on file
- 3
- operators, all time
- 3.1M
- bbl oil, last 12 reported -3%
- 1.74M
- mcf gas, last 12 reported -27%
- 139
- leases reporting volume
- 10.5M
- bbl oil, lifetime · 6.64M 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 3,097,071 · prior 12 3,182,834(-3%)
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 1,743,336 · prior 12 2,403,805(-27%)
Leases reporting volume
How many of the field's leases reported any oil or gas each month: the field's active footprint.
Latest month 125 · a year earlier 134(-7%)
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 3
| Operator | Leases | Oil, bbl | Gas, mcf | Last reported |
|---|---|---|---|---|
| Rose City Res, LLC | 102 | 7.96M | 2.17M | Jul 2026 |
| Barrow-Shaver Res Co | 39 | 2.35M | 4.38M | Jul 2026 |
| Fossil Petro LLC | 2 | 41.3K | 2.53K | Jul 2026 |
All 144 leases in Hidden Rock (Cotton Valley Lime), searchable →
Counties
- Cass County → 121 leases
- Morris County → 20 leases
- Camp County → 1 leases
- Upshur County → 1 leases
About this data
Field 41090100 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/41090100, documented in the API reference.