FIELDS · TEXAS · FIELD 19340300
COG (Marble Falls)
Field · District 7B · Brown County · Marble Falls in every state →
COG (Marble Falls) is an RRC field with 9 leases on file reported by 13 operators, in Brown County.
In the 12 months reported through April 2026 it produced 5,139 mcf of gas, down 22% on the year before, from 2 leases reporting volume.
C O G Company holds the most, 3 leases and 0 barrels lifetime.
Lifetime, the field has reported 0 barrels of oil and 382,600 mcf of gas, across 2 oil and 7 gas leases.
- 9
- leases on file · 2 oil, 7 gas
- 2
- leases reporting volume
- 13
- operators, all time
- 2
- active wellbores of 10 · 1 operators today
- 0
- bbl oil, 12 months through Apr 2026
- 5,139
- Mcf gas, same 12 months · −22%
- 0
- bbl oil, lifetime · 382,600 Mcf gas
Every well completed in it, searchable →
Reported production by month
Last 12 months 5,139 · prior 12 6,588(-22%)
COG (Marble Falls): Gas by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 5
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| C O G Company | 3 | 0 | 275K | Jul 2026 |
| Agroil, Inc. | 2 | 0 | 15.5K | Aug 2003 |
| Anejo Production, LLC | 2 | 0 | 88.5K | Jul 2026 |
| Newton Operating & Consltng, LLC | 1 | 0 | 29 | Jan 2018 |
| Red Dog Track, Inc. | 1 | 0 | 3.58K | Nov 2014 |
Counties
- Brown County → 9 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Seward #2 | Agroil Inc. | Brown | Jan 3, 1986 | — | 0 | 0 |
| Seward #1A | Agroil Inc. | Brown | Dec 16, 1985 | — | 0 | 0 |
| Cate J. #2 | C O G Company | Brown | Dec 28, 1984 | — | 0 | 0 |
| Eads #3 | Anejo Production LLC | Brown | Apr 4, 1984 | — | 0 | 0 |
| Eads #2 | Newton Operating & Consltng LLC | Brown | Feb 2, 1984 | — | 0 | 0 |
| Cate J. #1 | C O G Company | Brown | Jan 16, 1984 | — | 0 | 0 |
| Eads #1 | Anejo Production LLC | Brown | Apr 25, 1983 | — | 0 | 0 |
| Cate Mitcham #1 | C O G Company | Brown | Jan 18, 1983 | — | 0 | 0 |
| Stone #3 | Red Dog Track Inc. | Brown | Aug 30, 1982 | — | 0 | 0 |
| Seward Neva #d 1 | Agroil Inc. | Brown | Mar 30, 1982 | — | 0 | 0 |
About this data
Field 19340300 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. Counties from the wells completed on each lease. Completions are the wellbores the RRC schedule ties to the field. The formation, Marble Falls, is read from the field's name. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/19340300, documented in the API reference.