42-041-31475
Final Completion HorizontalSidetrackMARY WALKER UNIT
BRAZOS County · District 3 · MAGNOLIA OIL & GAS OPERATING LLC · GIDDINGS (AUSTIN CHALK-3)
Permits
5
Max Depth
14,700 ft
First Permit
1990-12-21
Latest Activity
1992-04-29
Lifespan
1 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1992-07-15
Shut-In
—
Plugged
2019-03-01
EWA / Production operator mismatch
Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Production: ENERVEST OPERATING, L.L.C. (reported 2012-04)
EWA / Permit operator mismatch
Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Permit: UNION PACIFIC RESOURCES COMPANY
Resolved via: scheduling → MAGNOLIA OIL & GAS OPERATING LLC
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2023-01
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 273 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDWAY | 5,904 ft | -5,631 ft |
| NAVARRO | 7,474 ft | -7,201 ft |
| PECAN GAP | 8,473 ft | -8,200 ft |
| AUSTIN CHALK | 9,678 ft | -9,405 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (2)
| Interval | Type |
|---|---|
| 9,744–13,332 ft | Perforated |
| 9,754–13,804 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 2,335 ft | 1,300 sx |
| 7.625" | 9,744 ft | 575 sx |
Permit History (5)
MARY WALKER UNIT · 14,700 ft
1992-04-29
Spud 1992-06-25
MARY WALKER UNIT · 14,700 ft
1990-12-21
MARY WALKER UNIT · 14,700 ft
1990-12-21
Spud 1991-11-06
WALKER, MARY · 14,300 ft
1990-12-21
WALKER, MARY · 14,700 ft
1990-12-21
Applications (5)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 14,700 ft
- Drill Type
- Horizontal, Sidetrack
- County
- BRAZOS
- District
- 3
- Operator
- MAGNOLIA OIL & GAS OPERATING LLC
- Completed
- 1992-07-15
Operator
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-05-06)
- Cum Oil (all leases)
- 73,106,082 bbl
- Cum Gas (all leases)
- 451,822,685 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 589