42-317-39522
PRODUCING HorizontalSCHARBAUER RANCH
MARTIN County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)
Permits
1
Max Depth
11,500 ft
First Permit
2014-06-19
Latest Activity
2014-06-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2015-03-24
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2005-05
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 2,876 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,252 ft | +1,624 ft |
| YATES | 2,932 ft | -56 ft |
| QUEEN | 3,890 ft | -1,014 ft |
| GRAYBURG | 4,417 ft | -1,541 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,598 ft | -1,722 ft |
| SPRABERRY | 8,210 ft | -5,334 ft |
| CISCO | — | — |
| DEAN | — | — |
| PENNSYLVANIAN | — | — |
| WOLFCAMP | — | — |
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 |
|---|---|
| 9,505–18,656 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,900 ft | 1,455 sx |
| 5.5" | 5,684 ft | 1,062 sx |
| 9.625" | 5,892 ft | 1,838 sx |
| 5" | 18,768 ft | 1,062 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 311H
- Max Depth
- 11,500 ft
- Drill Type
- Horizontal
- County
- MARTIN
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2015-03-24
Operator
- Location
- Y SPRING
- P-5 Status
- Active (filed 2025-08-01)
- Cum Oil (all leases)
- 1,771,882,421 bbl
- Cum Gas (all leases)
- 1,763,727,021 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 15,403