42-329-01407
Final CompletionMCALISTER -B-
MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · MID-MAR EAST (STRAWN)
Permits
1
Max Depth
11,355 ft
First Permit
1991-07-02
Latest Activity
1991-07-02
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1995-03-22
Shut-In
—
Plugged
2017-07-13
EWA / Production operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Production: ENDEAVOR ENERGY RESOURCES L.P. (reported 2014-11)
EWA / Permit operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: PHILLIPS PETROLEUM COMPANY
Resolved via: scheduling → PIONEER NATURAL RES. USA 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
1993-01
Last Production
2021-06
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 2,750 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 3,894 ft | -1,144 ft |
| SPRABERRY | 7,443 ft | -4,693 ft |
| WOLFCAMP | 8,352 ft | -5,602 ft |
| DEAN | 8,683 ft | -5,933 ft |
| STRAWN | 10,302 ft | -7,552 ft |
| DEVONIAN | 11,294 ft | -8,544 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 (3)
| Interval | Type |
|---|---|
| 10,306–10,442 ft | Perforated |
| 11,290–11,331 ft | Perforated |
| 11,296–11,326 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,618 ft | — |
| 10.75" | 1,656 ft | 640 sx |
| 7.625" | 10,160 ft | — |
| 7.625" | 10,188 ft | 1,570 sx |
| 2.375" | 11,400 ft | — |
Permit History (1)
Applications (1)
Records & Logs
6 completion filings on record.
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
- 1
- Max Depth
- 11,355 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 1995-03-22
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
- 15,429