DURHAM (YORK & HARPER)
Field #26734750 · District 10 · --
Leases
5
Operators
11
Cum Oil
20k 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 |
|---|---|---|---|
| SIGMA OPER & DEVELOP CO., INC. | 3 | 9k | 1998-03 |
| WEST TEXAS OPERATING COMPANY,LLC | 1 | 914 | 1998-12 |
| WINN OPERATING, LLC | 1 | 10k | 2020-05 |
Lease Types
Leases (5)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | DAVIS 2 | WINN OPERATING, LLC | 10k | 0 | 2010-06 | 2020-05 |
| Oil | GILLASPY "D" | SIGMA OPER & DEVELOP CO., INC. | 6k | 44 | 1993-01 | 1998-03 |
| Oil | GILLASPY "C" | SIGMA OPER & DEVELOP CO., INC. | 3k | 44 | 1993-01 | 1998-03 |
| Oil | COLE | WEST TEXAS OPERATING COMPANY,LLC | 914 | 201 | 1993-01 | 1998-12 |
| Oil | GILLASPY "A" | SIGMA OPER & DEVELOP CO., INC. | 0 | 0 | 1993-01 | -- |