FIELDS · TEXAS · FIELD 78329075
Rosenberg, W. (Cook Mountain)
Field · District 03 · Fort Bend County · Cook Mountain in every state →
Rosenberg, W. (Cook Mountain) is an RRC field with 8 leases on file reported by 4 operators, in Fort Bend County.
In the 12 months reported through April 2026 it produced 1 barrels of oil, down 99% on the year before, from 1 lease reporting volume.
CML Exploration, LLC holds the most, 6 leases and 11 million mcf of gas lifetime.
Lifetime, the field has reported 173,276 barrels of oil and 11 million mcf of gas.
- 8
- leases on file
- 1
- leases reporting volume
- 4
- operators, all time
- 0
- active wellbores of 8 · 0 operators today
- 1
- bbl oil, 12 months through Apr 2026 · −99%
- 0
- Mcf gas, same 12 months
- 173,276
- bbl oil, lifetime · 11.0M Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Apr 2026 1 · prior 12 79(-99%)
Rosenberg, W. (Cook Mountain): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 2
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| CML Exploration, LLC | 6 | 173K | 11M | May 2025 |
| Patterson Petroleum LP | 2 | 446 | 16.3K | Jun 2001 |
Counties
- Fort Bend County → 8 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Kujawa Unit #1X | CML Exploration LLC | Fort Bend | Mar 30, 2006 | — | — | — |
| Dyer E Unit #6 | CML Exploration LLC | Fort Bend | Nov 4, 2002 | — | — | — |
| Cromer Unit #1 | CML Exploration LLC | Fort Bend | Mar 5, 2002 | — | — | — |
| Dyer D #5 | CML Exploration LLC | Fort Bend | May 10, 2001 | — | — | — |
| Breco-Dyer #1 | CML Exploration LLC | Fort Bend | Nov 6, 1999 | — | — | — |
| Smith-Dyer #1 | Patterson Petroleum LP | Fort Bend | Nov 5, 1999 | — | — | — |
| Dyer B #3 | Patterson Petroleum LP | Fort Bend | Aug 25, 1999 | — | — | — |
| Dyer a #2 | CML Exploration LLC | Fort Bend | Mar 22, 1999 | — | — | — |
About this data
Field 78329075 from RRC PDQ lease reports: lifetime totals and lease and operator counts from the field summary; the monthly series summed from every lease report naming the field, cut at the statewide reported-through month, Apr 2026. Oil includes condensate from gas leases and gas includes casinghead gas from oil leases, as the RRC totals them. Counties from the wells completed on each lease. Completions are the wellbores the RRC schedule ties to the field. The formation, Cook Mountain, is read from the field's name. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/78329075, documented in the API reference.