MARY OPAL (GRAY SAND)
Field #57987333 · District 8 · --
Leases
4
Operators
7
Cum Oil
218k BBL
Cum Gas
0 MCF
Production
1993-01 — 2026-07
Production History Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
RRC production reported through Apr 2026 · recent months incomplete
Type Curve (normalized avg across leases)
Click Load to compute type curve from lease data
Top Operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| WINDOW OPERATING CO., THE | 4 | 218k | 2026-04 |
Lease Types
Leases (4)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | HEMPHILL 83 | WINDOW OPERATING CO., THE | 145k | 563k | 2014-02 | 2026-04 |
| Oil | HEMPHILL C | WINDOW OPERATING CO., THE | 42k | 50k | 1993-01 | 2021-08 |
| Oil | HEMPHILL 65 | WINDOW OPERATING CO., THE | 29k | 69k | 2012-12 | 2026-04 |
| Oil | HEMPHILL 62 | WINDOW OPERATING CO., THE | 3k | 30k | 2014-01 | 2017-06 |