FIELDS · TEXAS · FIELD 97498405
Willamar, West (Miocene 5100)
Field · District 04 · Willacy County · Miocene 5100 in every state →
Willamar, West (Miocene 5100) is an RRC field with 4 leases on file reported by 5 operators, in Willacy County.
No volume has been reported since May 2017.
Chestnut Explor. and Prod., Inc. holds the most, 1 lease and 25,075 barrels of oil lifetime.
Lifetime, the field has reported 46,629 barrels of oil and 111,350 mcf of gas, across 3 oil and 1 gas leases.
- 4
- leases on file · 3 oil, 1 gas
- 0
- leases reporting volume
- 5
- operators, all time
- 1
- active wellbores of 12 · 1 operators today
- 0
- bbl oil, 12 months through Apr 2026
- 0
- Mcf gas, same 12 months
- 46,629
- bbl oil, lifetime · 111,350 Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Apr 2026 0 · prior 12 0
Willamar, West (Miocene 5100): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 3
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Chestnut Explor. and Prod., Inc. | 1 | 25.1K | 28.5K | May 2017 |
| Citation Oil & Gas Corp. | 2 | 21.6K | 82.8K | Jan 2002 |
| Shoco Production LLC | 1 | 0 | 0 | — |
Counties
- Willacy County → 4 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Sauz Ranch Mulatos Pasture #187 | Shoco Production LLC | Willacy | Mar 30, 2026 | — | — | — |
| Sauz Ranch Mulatos Pasture #185 | Shoco Production LLC | Willacy | Mar 18, 2022 | — | — | — |
| Sauz Ranch Mulatos Pasture #201 | Chestnut Explor. and Prod. Inc. | Willacy | Jul 10, 2012 | — | — | — |
| Willamar West Miocene Unit #26 | Citation Oil & Gas Corp. | Willacy | May 25, 2012 | — | — | — |
| Willamar West Miocene Unit #25 | Citation Oil & Gas Corp. | Willacy | May 24, 2012 | — | — | — |
| Raymond Leonora C. #3 | Citation Oil & Gas Corp. | Willacy | Feb 21, 2001 | — | — | — |
| Willamar West Miocene Unit #31 | Citation Oil & Gas Corp. | Willacy | Apr 3, 1993 | — | — | — |
| Willamar West Miocene Unit #11 | Citation Oil & Gas Corp. | Willacy | Oct 1, 1988 | — | — | — |
| Sauz Ranch Mulatos Pasture #165 | Exxon Corp. | Willacy | Jan 27, 1983 | — | — | — |
| Willamar West Miocene Unit #m 4 | Citation Oil & Gas Corp. | Willacy | Aug 1, 1964 | — | — | — |
About this data
Field 97498405 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, Miocene 5100, is read from the field's name. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/97498405, documented in the API reference.