FIELDS · TEXAS · FIELD 7919166
Big Lake (Dean Sand)
Field · District 7C · Reagan County · Dean Sand in every state →
Big Lake (Dean Sand) is an RRC field with 1 lease on file reported by 4 operators, in Reagan County.
In the 12 months reported through April 2026 it produced 670 barrels of oil, up 11% on the year before, from 1 lease reporting volume.
Diamondback E&P LLC holds the most, 1 lease and 25,161 barrels of oil lifetime.
Lifetime, the field has reported 25,161 barrels of oil and 87,028 mcf of gas.
- 1
- leases on file
- 1
- leases reporting volume
- 4
- operators, all time
- 1
- active wellbores of 3 · 1 operators today
- 670
- bbl oil, 12 months through Apr 2026 · +11%
- 0
- Mcf gas, same 12 months
- 25,161
- bbl oil, lifetime · 87,028 Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Apr 2026 670 · prior 12 602(+11%)
Big Lake (Dean Sand): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 1
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Diamondback E&P LLC | 1 | 25.2K | 87K | Apr 2026 |
Counties
- Reagan County → 1 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| University BL #208 | Diamondback E&P LLC | Reagan | Feb 17, 1971 | — | — | — |
| University BL #1 | Diamondback E&P LLC | Reagan | Dec 15, 1970 | — | — | — |
About this data
Field 7919166 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, Dean Sand, is read from the field's name. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/7919166, documented in the API reference.