42-461-02820
Final CompletionPEGASUS FIELD UNIT #3
UPTON County · District 7 · XTO ENERGY INC. · PEGASUS (FUSSELMAN)
Permits
1
Max Depth
12,850 ft
First Permit
1996-01-26
Latest Activity
1996-01-26
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: XTO ENERGY INC. ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
Resolved via: production → XTO ENERGY INC.
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
2026-07
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 2,879 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 7,655 ft | -4,776 ft |
| PENN (Pennsylvanian) | 10,195 ft | -7,316 ft |
| DEVONIAN | 11,500 ft | -8,621 ft |
| ELLENBURGER | 12,920 ft | -10,041 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 (4)
| Interval | Type |
|---|---|
| 11,585–11,735 ft | Perforated |
| 11,800–12,023 ft | Perforated |
| 12,910–12,992 ft | Perforated |
| ?–12,344 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 456 ft | 400 sx |
| 9.625" | 4,675 ft | 2,760 sx |
| 7.625" | 9,340 ft | 965 sx |
| 2.375" | 12,805 ft | — |
| 5.5" | 12,910 ft | 792 sx |
| 5.5" | 12,992 ft | — |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4202
- Max Depth
- 12,850 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- XTO ENERGY INC.
Operator
- Name
- XTO ENGY INC
- Location
- SPRING
- P-5 Status
- X (filed 2026-04-08)
- Cum Oil (all leases)
- 772,419,164 bbl
- Cum Gas (all leases)
- 11,039,899,986 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 16,138