42-173-37551
SHUT IN HorizontalZANT-HURT-BLALOCK UNIT 1
GLASSCOCK County · District 8 · XTO ENERGY INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,100 ft
First Permit
2017-04-20
Latest Activity
2017-04-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2018-01-09
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
2017-05
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 (10) Elevation 2,623 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 800 ft | +1,823 ft |
| YATES | 2,156 ft | +467 ft |
| SEVEN RIVERS | 2,446 ft | +177 ft |
| QUEEN | 3,032 ft | -409 ft |
| GRAYBURG | 3,618 ft | -995 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,659 ft | -1,036 ft |
| GLORIETA | 4,383 ft | -1,760 ft |
| CLEARFORK (Clear Fork) | 5,741 ft | -3,118 ft |
| SPRABERRY | 6,369 ft | -3,746 ft |
| WICHITA ALBANY (Wichita-Albany) | — | — |
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 |
|---|---|
| 8,943–19,447 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 11.75" | 727 ft | 480 sx |
| 8.625" | 7,187 ft | 1,160 sx |
| 5.5" | 19,572 ft | 2,395 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 4821SH
- Max Depth
- 8,100 ft
- Drill Type
- Horizontal
- County
- GLASSCOCK
- District
- 8
- Operator
- XTO ENERGY INC.
- Completed
- 2018-01-09
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