42-123-34197
NOT ELIGIBLE FOR ALLOWABLE HorizontalDWORACZYK 01
DE WITT County · District 2 · MARATHON OIL EF LLC · DE WITT (EAGLE FORD SHALE)
Permits
1
Max Depth
21,000 ft
First Permit
2015-10-29
Latest Activity
2015-10-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2024-03-24
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: MARATHON OIL EF LLC ≠ Permit: PIONEER NATURAL RES. USA, INC.
Resolved via: scheduling → MARATHON OIL EF 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
2016-02
Last Production
2026-07
Operator History
originally filed by PIONEER NATURAL RES. USA, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (8) Elevation 375 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA | 1,629 ft | -1,254 ft |
| FRIO | 2,308 ft | -1,933 ft |
| VICKSBURG | 3,262 ft | -2,887 ft |
| YEGUA | 4,750 ft | -4,375 ft |
| WILCOX | 6,197 ft | -5,822 ft |
| AUSTIN CHALK | 12,853 ft | -12,478 ft |
| EAGLE FORD | 13,328 ft | -12,953 ft |
| EDWARDS - H2S (Edwards) | — | — |
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 (1)
| Interval | Type |
|---|---|
| 13,615–19,668 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 4,466 ft | 1,460 sx |
| 5.5" | 19,863 ft | 3,090 sx |
Permit History (1)
Applications (1)
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
- 12H
- Max Depth
- 21,000 ft
- Drill Type
- Horizontal
- County
- DE WITT
- District
- 2
- Operator
- MARATHON OIL EF LLC
- Completed
- 2024-03-24
Operator
- Name
- MARATHON OIL EF LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-09-26)
- Cum Oil (all leases)
- 409,189,156 bbl
- Cum Gas (all leases)
- 1,029,735,602 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,175