42-127-38678
PRODUCING HorizontalAMMANN
DIMMIT County · District 1 · ENDEAVOR NATURAL GAS LP · HUGH FITZSIMMONS (SAN MIGUEL)
Permits
1
Max Depth
3,800 ft
First Permit
2023-01-25
Latest Activity
2023-01-25
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2023-05-30
Shut-In
—
Plugged
—
P-5 Org Status: X
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
2022-07
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (9) Elevation 790 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 1,200 ft | -410 ft |
| OLMOS - DISPOSAL (Olmos) | 2,250 ft | -1,460 ft |
| SAN MIGUEL - H2S (San Miguel) | 3,093 ft | -2,303 ft |
| AUSTIN CHALK - H2S (Austin Chalk) | — | — |
| EAGLE FORD - H2S (Eagle Ford) | — | — |
| EDWARDS - H2S (Edwards) | — | — |
| GEORGETOWN - H2S (Georgetown) | — | — |
| GLEN ROSE - DISPOSAL (Glen Rose) | — | — |
| PEARSALL | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 3,705–7,858 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 7" | 906 ft | 310 sx |
| 4.5" | 7,990 ft | 645 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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.
Well Details
- Well Number
- 401H
- Max Depth
- 3,800 ft
- Drill Type
- Horizontal
- County
- DIMMIT
- District
- 1
- Operator
- ENDEAVOR NATURAL GAS LP
- Completed
- 2023-05-30
Operator
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-05-12)
- Cum Oil (all leases)
- 8,238,929 bbl
- Cum Gas (all leases)
- 15,107,479 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 203