42-173-33727
PRODUCINGBLALOCK B
GLASSCOCK County · District 8 · XTO ENERGY INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
11,000 ft
First Permit
2010-07-16
Latest Activity
2010-07-16
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-06-10
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: XTO ENERGY INC. ≠ Permit: PIEDRA OPERATING, LLC
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 (5) Elevation 2,557 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 3,670 ft | -1,113 ft |
| CLEARFORK (Clear Fork) | 4,657 ft | -2,100 ft |
| SPRABERRY | 6,665 ft | -4,108 ft |
| DEAN | 7,950 ft | -5,393 ft |
| WOLFCAMP | 8,142 ft | -5,585 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 |
|---|---|
| 8,172–9,288 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 324 ft | 350 sx |
| 8.625" | 5,192 ft | 1,300 sx |
| 5.5" | 9,529 ft | 1,100 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 102
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- XTO ENERGY INC.
- Completed
- 2012-06-10
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