42-251-31217
Final Completion HorizontalHARDCASTLE
JOHNSON County · District 9 · DELTA OIL & GAS LTD. · NEWARK EAST (BARNETT SHALE)
Permits
1
Max Depth
7,000 ft
First Permit
2006-09-28
Latest Activity
2006-09-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-05-25
Shut-In
—
Plugged
2025-08-18
EWA / Production operator mismatch
Scheduling: DELTA OIL & GAS LTD. ≠ Production: UPP OPERATING, LLC (reported 2019-11)
EWA / Permit operator mismatch
Scheduling: DELTA OIL & GAS LTD. ≠ Permit: EOG RESOURCES, INC.
Resolved via: scheduling → DELTA OIL & GAS LTD.
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
2007-05
Last Production
2025-07
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 (6) Elevation 940 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| STRAWN | 1,158 ft | -218 ft |
| ATOKA | 4,598 ft | -3,658 ft |
| BENDCONGL | 5,208 ft | -4,268 ft |
| HOOD | 5,638 ft | -4,698 ft |
| MARBLE FALLS | 5,970 ft | -5,030 ft |
| BARNETT SHALE (Barnett) | 6,415 ft | -5,475 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 (1)
| Interval | Type |
|---|---|
| 6,642–9,228 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,120 ft | 315 sx |
| 5.5" | 9,375 ft | 855 sx |
Permit History (1)
Applications (1)
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.
No GPS coordinates yet
Well Details
- Well Number
- 4H
- Max Depth
- 7,000 ft
- Drill Type
- Horizontal
- County
- JOHNSON
- District
- 9
- Operator
- DELTA OIL & GAS LTD.
- Completed
- 2007-05-25
Operator
- Name
- DELTA OIL & GAS LTD
- Location
- BRECKENRIDG
- P-5 Status
- Active (filed 2026-02-12)
- Cum Oil (all leases)
- 2,506,572 bbl
- Cum Gas (all leases)
- 35,387,916 mcf
- Activities
- GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 345