HALLMARK-KEEL "A"
HALLMARK-KEEL "A" is a Texas gas lease in Coleman County, Railroad Commission district 7B, operated by Subsurface Exploration. It has 1 wellbore on file with the Commission. Reported production runs from April 1993 to August 2026, totalling 38,584 thousand cubic feet. The lease is not currently producing.
| Operator | Subsurface Exploration |
|---|---|
| Field | Coleman County Regular |
| County | Coleman County, Texas |
| RRC district | 7B |
| Lease number | 145353 |
| Wellbores | 1 |
| Reported production | 38,584 mcf |
| First reported | April 1993 |
| Last reported | August 2026 |
Production figures are as reported to the Railroad Commission of Texas. The value shown is an estimate produced by fitting a decline curve to that reported history; it is not an offer or an appraisal.