GRIERSON SPRING (STRAWN)
Field #36953500 · District 9 · --
Leases
31
Operators
19
Cum Oil
73k BBL
Cum Gas
44.3M MCF
Cum Cond
1.4M BBL
Production
1993-01 — 2026-03
Production History
Type Curve (normalized avg across leases)
Click Load to compute type curve from lease data
Top Operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| MARATHON OIL COMPANY | 19 | 0 | 2026-03 |
| THOMPSON, J. CLEO | 3 | 4k | 2014-03 |
| ZARVONA ENERGY LLC | 3 | 7k | 2026-03 |
| TXP, INCORPORATED | 2 | 57k | 2026-03 |
| HENRY RESOURCES LLC | 1 | 0 | 2015-08 |
| APACHE CORPORATION | 1 | 5k | 2024-02 |
| TALL CITY OPERATIONS LLC | 1 | 0 | 2026-03 |
| ENRON OIL & GAS COMPANY | 1 | 0 | 1999-08 |
Lease Types
Leases (31)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | UNIVERSITY 7-18 | TXP, INCORPORATED | 57k | 0 | 2001-07 | 2026-03 |
| Oil | UNIVKEISHA | ZARVONA ENERGY LLC | 7k | 0 | 2013-07 | 2026-03 |
| Oil | UNIVERSITY 6-17 | APACHE CORPORATION | 5k | 0 | 2009-09 | 2024-02 |
| Oil | UNIVERSITY 1-1 | THOMPSON, J. CLEO | 2k | 0 | 2006-12 | 2014-03 |
| Oil | UNIVERSITY 7-18 | THOMPSON, J. CLEO | 2k | 0 | 1997-11 | 1998-09 |
| Gas | UNIVERSITY 6-7 | MARATHON OIL COMPANY | 0 | 7.3M | 1997-05 | 2026-03 |
| Gas | UNIVERSITY 6A | MARATHON OIL COMPANY | 0 | 321k | 1996-05 | 2009-11 |
| Gas | UNIVERSITY "F" | MARATHON OIL COMPANY | 0 | 1.7M | 1997-09 | 2026-03 |
| Gas | UNIVERSITY 6-17 | MARATHON OIL COMPANY | 0 | 336k | 1997-07 | 2010-12 |
| Gas | UNIVKEISHA | ZARVONA ENERGY LLC | 0 | 191k | 2016-10 | 2026-03 |
| Gas | UNIVERSITY "F" | MARATHON OIL COMPANY | 0 | 3.3M | 1993-01 | 2026-03 |
| Gas | UNIVERSITY 6-6 | TXP, INCORPORATED | 0 | 1.4M | 2001-10 | 2026-03 |
| Gas | GRIERSON STATE | MARATHON OIL COMPANY | 0 | 178k | 1995-11 | 2019-09 |
| Gas | UNIVKEISHA | ZARVONA ENERGY LLC | 0 | 505k | 2014-03 | 2026-03 |
| Oil | UNIVERSITY BL | HENRY RESOURCES LLC | 0 | 0 | 2013-10 | 2015-08 |
| Gas | GRIERSON A | MARATHON OIL COMPANY | 0 | 701k | 1995-07 | 2026-03 |
| Gas | UNIVERSITY 7-18 | THOMPSON, J. CLEO | 0 | 82k | 1998-06 | 2001-07 |
| Gas | GRIERSON B | MARATHON OIL COMPANY | 0 | 2.3M | 1996-03 | 2026-03 |
| Gas | UNIVERSITY 6-7W | MARATHON OIL COMPANY | 0 | 405k | 1998-01 | 2020-09 |
| Gas | UNIVERSITY 7-6S | MARATHON OIL COMPANY | 0 | 6.8M | 1997-10 | 2023-12 |
| Gas | UNIVERSITY "F" | MARATHON OIL COMPANY | 0 | 3.1M | 1996-05 | 2026-03 |
| Gas | UNIVERSITY 6A | MARATHON OIL COMPANY | 0 | 147k | 1996-07 | 2026-03 |
| Gas | UNIVERSITY 7 | TALL CITY OPERATIONS LLC | 0 | 344 | 2011-09 | 2026-03 |
| Gas | UNIVERSITY 6-3 | ENRON OIL & GAS COMPANY | 0 | 0 | 1998-05 | 1999-08 |
| Gas | UNIVERSITY 6-7W | MARATHON OIL COMPANY | 0 | 2.7M | 1997-07 | 2026-03 |
| Gas | UNIVERSITY "F" | MARATHON OIL COMPANY | 0 | 6.0M | 1996-05 | 2026-03 |
| Gas | UNIVERSITY 7-6S | MARATHON OIL COMPANY | 0 | 2.4M | 1997-08 | 2026-03 |
| Gas | GRIERSON STATE | MARATHON OIL COMPANY | 0 | 164k | 1998-04 | 2024-04 |
| Gas | UNIVERSITY "5" | MARATHON OIL COMPANY | 0 | 200k | 1997-11 | 2026-03 |
| Gas | UNIVERSITY 6A | MARATHON OIL COMPANY | 0 | 143k | 1997-10 | 2009-03 |
| Gas | GRIERSON A | MARATHON OIL COMPANY | 0 | 4.0M | 1996-02 | 2026-03 |