SUTIL (REEF)
Field #87390700 · District 1 · --
Leases
14
Operators
27
Cum Oil
168k 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 |
|---|---|---|---|
| SEGURO WELL SERVICE, INC. | 4 | 86k | 2019-07 |
| XERIC OIL & GAS CORPORATION | 2 | 31k | 2026-04 |
| SCHAFER OIL CO., INC. | 2 | 0 | -- |
| DRUM OIL & GAS, INC. | 1 | 0 | 1993-05 |
| VAN WINKLE OIL | 1 | 28k | 2017-02 |
| RIFE OIL PROPERTIES, INC. | 1 | 21k | 2002-11 |
| TOBIN, MARK T. | 1 | 0 | -- |
| PETROLIA DRILLING CORP. | 1 | 0 | -- |
| KARNEI, LENARD C., MRS. | 1 | 2k | 1997-11 |
Lease Types
Leases (14)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | MOY, R.F. | SEGURO WELL SERVICE, INC. | 46k | 5k | 1993-01 | 2018-12 |
| Oil | COLDEWEY | SEGURO WELL SERVICE, INC. | 39k | 3k | 1993-01 | 2019-07 |
| Oil | HEIRHOLZER, J.C. ET AL | XERIC OIL & GAS CORPORATION | 31k | 4k | 1993-01 | 2026-04 |
| Oil | VAN WINKLE, JIMMY L. | VAN WINKLE OIL | 28k | 103 | 1993-01 | 2017-02 |
| Oil | SANFORD, R.H | RIFE OIL PROPERTIES, INC. | 21k | 15 | 1993-07 | 2002-11 |
| Oil | KARNEI, LENARD | KARNEI, LENARD C., MRS. | 2k | 105 | 1993-01 | 1997-11 |
| Oil | KIDDER "A" | SEGURO WELL SERVICE, INC. | 1k | 294 | 2006-08 | 2010-04 |
| Oil | HEIRHOLZER, J.C. | XERIC OIL & GAS CORPORATION | 252 | 72 | 1993-01 | 2005-06 |
| Oil | CALVERT | SEGURO WELL SERVICE, INC. | 0 | 1 | 1993-01 | 1993-05 |
| Oil | LASHLEY | DRUM OIL & GAS, INC. | 0 | 1 | 1993-01 | 1993-05 |
| Oil | HASSE | TOBIN, MARK T. | 0 | 0 | 1993-01 | -- |
| Oil | RODRIQUEZ, ET AL UNIT | PETROLIA DRILLING CORP. | 0 | 0 | 1993-01 | -- |
| Oil | BOENING BROS. DAIRY | SCHAFER OIL CO., INC. | 0 | 0 | 1993-01 | -- |
| Oil | ZAESKE | SCHAFER OIL CO., INC. | 0 | 0 | 1993-01 | -- |