42-173-34711
Final CompletionBLALOCK B
GLASSCOCK County · District 8 · XTO ENERGY INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2012-01-31
Latest Activity
2012-01-31
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2025-03-07
Shut-In
—
Plugged
2025-10-15
EWA / Permit operator mismatch
Scheduling: XTO ENERGY INC. ≠ Permit: BERRY OIL COMP.
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
2010-12
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 (6) Elevation 2,546 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,052 ft | +494 ft |
| SAN ANDRES | 3,710 ft | -1,164 ft |
| CLEARFORK (Clear Fork) | 6,124 ft | -3,578 ft |
| SPRABERRY | 6,648 ft | -4,102 ft |
| WOLFCAMP | 8,166 ft | -5,620 ft |
| STRAWN | 10,046 ft | -7,500 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 (1)
| Interval | Type |
|---|---|
| 8,293–10,733 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 422 ft | 370 sx |
| 8.625" | 4,435 ft | 750 sx |
| 5.5" | 10,927 ft | 860 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
- 101
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- XTO ENERGY INC.
- Completed
- 2025-03-07
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
- 16,140