42-255-32821
Final Completion HorizontalRIDLEY 01
KARNES County · District 2 · PIONEER NATURAL RES. USA INC. · SUGARKANE (EAGLE FORD)
Permits
2
Max Depth
21,000 ft
First Permit
2012-11-13
Latest Activity
2012-11-13
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2013-01-04
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: PIONEER NATURAL RES. USA INC. ≠ Production: MARATHON OIL EF LLC (reported 2026-04)
Resolved via: production → MARATHON OIL EF LLC
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
2012-02
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 (4) Elevation 229 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| AUSTIN CHALK (UPPER) (Austin Chalk) | 12,432 ft | -12,203 ft |
| AUSTIN CHALK (LOWER) (Austin Chalk) | 12,575 ft | -12,346 ft |
| TO EGFD | 12,739 ft | -12,510 ft |
| TOP EGFD | 12,739 ft | -12,510 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 13,185–18,858 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 806 ft | 799 sx |
| 9.375" | 9,613 ft | 532 sx |
| 5.5" | 19,074 ft | 2,100 sx |
Permit History (2)
Applications (2)
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.
Well Details
- Well Number
- 04H
- Max Depth
- 21,000 ft
- Drill Type
- Horizontal
- County
- KARNES
- District
- 2
- Operator
- PIONEER NATURAL RES. USA INC.
- Completed
- 2013-01-04
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
- 15,401