42-181-31515
PRODUCING HorizontalHILL
GRAYSON County · District 9 · CHARTER OAK PRODUCTION CO. LLC · SHERMAN (CORDELL 8590)
Permits
1
Max Depth
15,000 ft
First Permit
2013-01-15
Latest Activity
2013-01-15
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2013-07-12
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
2013-07
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 (3) Elevation 788 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ATOKA | 9,349 ft | -8,561 ft |
| DAVIS SAND | 9,674 ft | -8,886 ft |
| CORDELL SAND | 10,553 ft | -9,765 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 |
|---|---|
| 11,060–15,080 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,234 ft | 860 sx |
| 7" | 11,315 ft | 518 sx |
| 4.5" | 15,112 ft | 475 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 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
- 2013-07-12
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