FIELDS · TEXAS · FIELD 36450850
Grass Island (4220)
Field · District 02 · Calhoun County
Grass Island (4220) is an RRC field with 2 leases on file reported by 6 operators, in Calhoun County.
In the 12 months reported through August 2026 it produced 284 barrels of oil, down 63% on the year before, from 1 lease reporting volume.
Torrent Oil LLC holds the most, 2 leases and 412,631 barrels of oil lifetime.
Lifetime, the field has reported 412,631 barrels of oil and 414,727 mcf of gas.
- 2
- leases on file
- 1
- leases reporting volume
- 6
- operators, all time
- 0
- active wellbores of 6 · 0 operators today
- 284
- bbl oil, 12 months through Aug 2026 · −63%
- 0
- Mcf gas, same 12 months
- 412,631
- bbl oil, lifetime · 414,727 Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Aug 2026 284 · prior 12 768(-63%)
Grass Island (4220): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 1
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Torrent Oil LLC | 2 | 413K | 415K | Sep 2025 |
Counties
- Calhoun County → 2 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| State Tract 216 #16 | Torrent Oil LLC | Calhoun | Sep 19, 2002 | — | — | — |
| State Tract 210 #5 | Torrent Oil LLC | Calhoun | Sep 14, 2000 | — | — | — |
| State Tract 216 #4 | Torrent Oil LLC | Calhoun | Apr 2, 2000 | — | — | — |
| State Tract 216 #3 | Torrent Oil LLC | Calhoun | May 15, 1985 | — | — | — |
| State Tract 216 #8 | Petro-Guard Production L.L.C. | Calhoun | Sep 19, 1981 | — | — | — |
| State Tract 216 #5 | Torrent Oil LLC | Calhoun | Sep 6, 1980 | — | — | — |
About this data
Field 36450850 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, Aug 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. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/36450850, documented in the API reference.