HULLDALE (PENNSYLVANIAN REEF)
Field #43445500 · District 9 · --
Leases
2
Operators
7
Cum Oil
153k 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 |
|---|---|---|---|
| MAYJAC I, LLC | 1 | 8k | 2004-03 |
| R. K. G. ENGINEERING, INC. | 1 | 145k | 2019-08 |
Lease Types
Leases (2)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | HULLDALE /PENN REEF UNIT/ | R. K. G. ENGINEERING, INC. | 145k | 652k | 1993-01 | 2019-08 |
| Oil | BROOKS, ANNIE MAY | MAYJAC I, LLC | 8k | 411k | 1993-01 | 2004-03 |