42-317-40162
PRODUCING HorizontalNAIL UNIT 1
MARTIN County · District 8 · XTO ENERGY INC. · SPRABERRY (TREND AREA) R 40 EXC
Permits
1
Max Depth
17,000 ft
First Permit
2015-04-10
Latest Activity
2015-04-10
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-10-13
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
2015-11
Last Production
2026-07
Injection / Disposal
MARTIN County disposal market →Permitted Volume
5,000 bbl/d
Max Pressure
4,601 psi
Injection Interval
9,203–9,415 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2026-01-01)
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (15) Elevation 2,746 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 276 ft | +2,470 ft |
| SANTA ROSA | 1,242 ft | +1,504 ft |
| RUSTLER ANHYDRITE (Rustler) | 1,832 ft | +914 ft |
| SALADO SALT (Salado) | 2,031 ft | +715 ft |
| TANSILL | 2,552 ft | +194 ft |
| YATES | 2,629 ft | +117 ft |
| SEVEN RIVERS | 2,897 ft | -151 ft |
| QUEEN | 3,477 ft | -731 ft |
| GRAYBURG | 3,987 ft | -1,241 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,265 ft | -1,519 ft |
| SPRABERRY | 7,529 ft | -4,783 ft |
| DEAN | 8,830 ft | -6,084 ft |
| WOLFCAMP | 9,055 ft | -6,309 ft |
| CISCO | — | — |
| PENNSYLVANIAN | — | — |
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 |
|---|---|
| 9,781–16,685 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,240 ft | 1,140 sx |
| 9.625" | 8,618 ft | 1,688 sx |
| 9.625" | 8,618 ft | 1,688 sx |
| 5.5" | 16,830 ft | 1,757 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 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
- 3101BH
- Max Depth
- 17,000 ft
- Drill Type
- Horizontal
- County
- MARTIN
- District
- 8
- Operator
- XTO ENERGY INC.
- Completed
- 2017-10-13
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