42-181-31485
PRODUCING HorizontalTUNNELL
GRAYSON County · District 9 · CHARTER OAK PRODUCTION CO. LLC · SHERMAN (10700)
Permits
2
Max Depth
15,000 ft
First Permit
2011-09-01
Latest Activity
2011-09-01
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-03-01
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: CHARTER OAK PRODUCTION CO. LLC ≠ Permit: SLAWSON EXPLORATION COMPANY, INC
Resolved via: production → CHARTER OAK PRODUCTION CO., 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 789 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BAKER SD | 8,851 ft | -8,062 ft |
| DAVIS SD | 9,862 ft | -9,073 ft |
| CORDELL SD | 10,866 ft | -10,077 ft |
| VIOLA SD (Viola) | 11,482 ft | -10,693 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 |
|---|---|
| 11,865–13,800 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,189 ft | 700 sx |
| 7" | 11,903 ft | 385 sx |
Permit History (2)
Applications (2)
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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1H
- Max Depth
- 15,000 ft
- Drill Type
- Horizontal
- County
- GRAYSON
- District
- 9
- Operator
- CHARTER OAK PRODUCTION CO. LLC
- Completed
- 2012-03-01
Operator
- Location
- OKLAHOMA CI, TY
- P-5 Status
- Active (filed 2025-08-14)
- Cum Oil (all leases)
- 311,878 bbl
- Cum Gas (all leases)
- 1,775,796 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 12