FIELDS · TEXAS · FIELD 56492850
Mackoy (4400 Sand)
Field · District 09 · Grayson County
Mackoy (4400 Sand) is an RRC field with 6 leases on file reported by 13 operators, in Grayson County.
In the 12 months reported through April 2026 it produced 838 barrels of oil, down 4% on the year before, from 2 leases reporting volume.
Felderhoff Production Company holds the most, 3 leases and 72,839 barrels of oil lifetime.
Lifetime, the field has reported 125,101 barrels of oil and 98 mcf of gas.
- 6
- leases on file
- 2
- leases reporting volume
- 13
- operators, all time
- 2
- active wellbores of 6 · 2 operators today
- 838
- bbl oil, 12 months through Apr 2026 · −4%
- 0
- Mcf gas, same 12 months
- 125,101
- bbl oil, lifetime · 98 Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Apr 2026 838 · prior 12 874(-4%)
Mackoy (4400 Sand): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 4
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Felderhoff Production Company | 3 | 72.8K | 42 | Apr 2026 |
| BLS Production Co., Inc. | 1 | 21.1K | 21 | Aug 2007 |
| Peterson Oil and Gas LLC | 1 | 16K | 32 | Nov 2025 |
| IP Well Service LLC | 1 | 15.2K | 3 | Jan 2023 |
Counties
- Grayson County → 6 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Hargesheimer E. #1 | Peterson Oil and Gas LLC | Grayson | Feb 15, 1972 | — | — | — |
About this data
Field 56492850 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. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/56492850, documented in the API reference.