H. S. A. (SAN ANDRES)
Field #37821900 · District 10 · --
Leases
16
Operators
18
Cum Oil
4.0M BBL
Cum Gas
1.2M MCF
Cum Cond
2k BBL
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 |
|---|---|---|---|
| WHITING OIL AND GAS CORPORATION | 5 | 535k | 2026-04 |
| SUNDOWN ENERGY LP | 4 | 3.1M | 2026-03 |
| VANGUARD OPERATING, LLC | 3 | 420k | 2026-04 |
| CHEVRON U. S. A. INC. | 3 | 547 | 2001-03 |
| JUST OIL & GAS, INC. | 1 | 244 | 2001-03 |
Lease Types
Leases (16)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | HUTCHINGS STOCK ASSN. | SUNDOWN ENERGY LP | 3.1M | 491k | 1993-01 | 2026-03 |
| Oil | ESTES, W. A. | WHITING OIL AND GAS CORPORATION | 441k | 206k | 1996-05 | 2026-04 |
| Oil | RICHTER, LOUIS | VANGUARD OPERATING, LLC | 413k | 711k | 1999-08 | 2026-04 |
| Oil | ESTES, E. W. | WHITING OIL AND GAS CORPORATION | 94k | 133k | 1993-06 | 2023-05 |
| Oil | HATHAWAY. J. F. | VANGUARD OPERATING, LLC | 6k | 344 | 2003-02 | 2008-03 |
| Oil | O'BRIEN, G. W. ETAL | CHEVRON U. S. A. INC. | 547 | 2k | 1996-05 | 1998-01 |
| Oil | SEALY-SMITH | JUST OIL & GAS, INC. | 244 | 0 | 2000-06 | 2001-03 |
| Oil | O'BRIEN, G. W., ET AL | WHITING OIL AND GAS CORPORATION | 21 | 4k | 1999-05 | 1999-09 |
| Gas | HUTCHINGS STOCK ASSN. | SUNDOWN ENERGY LP | 0 | 29k | 1998-06 | 2000-04 |
| Gas | O'BRIEN, G. W. ETAL | WHITING OIL AND GAS CORPORATION | 0 | 555k | 1995-08 | 2007-11 |
| Gas | HUTCHINGS STOCK ASSN. | SUNDOWN ENERGY LP | 0 | 205k | 1996-05 | 2006-11 |
| Gas | O'BRIEN, G. W. ETAL | CHEVRON U. S. A. INC. | 0 | 9k | 1996-10 | 1997-11 |
| Gas | O'BRIEN, G. W. ETAL | WHITING OIL AND GAS CORPORATION | 0 | 189k | 1996-11 | 2003-01 |
| Oil | AMERICAN NATIONAL LIFE INS. CO | VANGUARD OPERATING, LLC | 0 | 2k | 2014-04 | 2015-10 |
| Gas | O'BRIEN, G. W., ET AL | CHEVRON U. S. A. INC. | 0 | 167k | 1996-06 | 2001-03 |
| Gas | HUTCHINGS STOCK ASSN. | SUNDOWN ENERGY LP | 0 | 73k | 1997-07 | 1998-09 |