FIELDS · TEXAS · FIELD 36421400
Grantham (Tannehill)
Field · District 8A · Dickens County · Tannehill in every state →
Grantham (Tannehill) is an RRC field with 6 leases on file reported by 2 operators, in Dickens County.
In the 12 months reported through April 2026 it produced 8,475 barrels of oil, down 29% on the year before, from 2 leases reporting volume.
Canan Mowrey Operating, LLC holds the most, 6 leases and 586,883 barrels of oil lifetime.
Lifetime, the field has reported 586,883 barrels of oil and 142 mcf of gas.
- 6
- leases on file
- 2
- leases reporting volume
- 2
- operators, all time
- 4
- active wellbores of 10 · 1 operators today
- 8,475
- bbl oil, 12 months through Apr 2026 · −29%
- 0
- Mcf gas, same 12 months
- 586,883
- bbl oil, lifetime · 142 Mcf gas
Every well completed in it, searchable →
Reported production by month
12 months through Apr 2026 8,475 · prior 12 11,955(-29%)
Grantham (Tannehill): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 1
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Canan Mowrey Operating, LLC | 6 | 587K | 142 | Apr 2026 |
Counties
- Dickens County → 6 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Young #2 | Canan Mowrey Operating LLC | Dickens | May 1, 2017 | — | — | — |
| Young #1 | Canan Mowrey Operating LLC | Dickens | Apr 29, 2004 | — | — | — |
| Pitchfork Unit #1503 | Canan Mowrey Operating LLC | Dickens | Jan 10, 2004 | — | — | — |
| Pitchfork - Toreador 2 #1 | Canan Mowrey Operating LLC | Dickens | Apr 26, 2003 | — | — | — |
| Dudley #2 | Canan Mowrey Operating LLC | Dickens | Jun 7, 2002 | — | — | — |
| Grantham a #2341 | Canan Mowrey Operating LLC | Dickens | Jun 4, 2002 | — | — | — |
| Grantham D #1 | Canan Mowrey Operating LLC | Dickens | Jan 2, 2002 | — | — | — |
| Dudley #4 | Canan Mowrey Operating LLC | Dickens | Jul 17, 2001 | — | — | — |
| Dudley #3 | Canan Mowrey Operating LLC | Dickens | Aug 24, 2000 | — | — | — |
| Dudley #1 | Canan Mowrey Operating LLC | Dickens | Sep 1, 1994 | — | — | — |
About this data
Field 36421400 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, Tannehill, is read from the field's name. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/36421400, documented in the API reference.