FIELDS · TEXAS · FIELD 52239333
Lassater (Cotton Valley)
Field · District 06 · Marion County and 2 more · Cotton Valley in every state →
Lassater (Cotton Valley) is an RRC field with 43 leases on file reported by 30 operators, mostly in Marion County.
In the 12 months reported through April 2026 it produced 52,521 mcf of gas, up 18% on the year before, from 6 leases reporting volume.
Linder, John Operating Co., LLC holds the most, 8 leases and 6.9 million mcf of gas lifetime.
Lifetime, the field has reported 202,025 barrels of oil and 18 million mcf of gas, across 2 oil and 41 gas leases.
- 43
- leases on file · 2 oil, 41 gas
- 6
- leases reporting volume
- 30
- operators, all time
- 8
- active wellbores of 43 · 2 operators today
- 1,605
- bbl oil, 12 months through Apr 2026 · +26%
- 52,521
- Mcf gas, same 12 months · +18%
- 202,025
- bbl oil, lifetime · 18.4M Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Apr 2026 1,605 · prior 12 1,269(+26%)
Lassater (Cotton Valley): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 11
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Linder, John Operating Co., LLC | 8 | 83.9K | 6.9M | Apr 2026 |
| Buffco Production Inc. | 11 | 58K | 3.17M | Apr 2026 |
| Burk Royalty Co., Ltd. | 10 | 32.8K | 3.83M | Feb 2019 |
| Rose City Resources, LLC | 6 | 18.2K | 4.37M | Mar 2020 |
| Mitchell Energy Company L.P. | 1 | 6.26K | 72.1K | Apr 1999 |
| BRG Petroleum Corporation | 1 | 3.99K | 40.9K | Nov 2003 |
| Linn Operating, Inc. | 1 | 1.51K | 447K | Nov 2013 |
| Brooks Petroleum Company | 2 | 435 | 45.7K | Apr 2012 |
| Devon Energy Production Co, L.P. | 1 | 310 | 64K | Jan 2014 |
| Marathon Oil Company | 1 | 24 | 1.78K | Mar 1993 |
| Mitchell Energy Corporation | 1 | 0 | 21.4K | Jul 1995 |
Counties
- Marion County → 34 leases
- Cass County → 5 leases
- Upshur County → 4 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Smith D.F. #1 | Buffco Production Inc. | Upshur | Jan 26, 2024 | — | — | — |
| Neal Heirs #1 | Buffco Production Inc. | Cass | Dec 26, 2017 | — | — | — |
| Conner #2 | Buffco Production Inc. | Cass | Sep 12, 2015 | — | — | — |
| Fuquay #1 | Rose City Resources LLC | Marion | Feb 27, 2013 | — | — | — |
| Lake Ferrell Unit #1402 | Rose City Resources LLC | Marion | Jul 1, 2009 | — | — | — |
| Montgomery Unit #2 | Devon Energy Production Co L.P. | Marion | Sep 10, 2008 | — | — | — |
| Oliver Unit #1 | Linder John Operating Co. LLC | Marion | Sep 10, 2008 | — | — | — |
| Eidson Unit #2 | Rose City Resources LLC | Marion | Aug 15, 2007 | — | — | — |
| Oliver Unit #3 | Linder John Operating Co. LLC | Marion | May 1, 2007 | — | — | — |
| Simpson Family #4 | Linder John Operating Co. LLC | Marion | Jun 23, 2006 | — | — | — |
About this data
Field 52239333 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, Cotton Valley, is read from the field's name. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/52239333, documented in the API reference.