42-429-32435
Final CompletionCLARK-BLACK BROTHERS
STEPHENS County · District 7 · CLARK LESTER · STEPHENS COUNTY REGULAR (GAS)
Permits
1
Max Depth
3,500 ft
First Permit
1980-02-27
Latest Activity
1980-02-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1980-04-11
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: CLARK LESTER ≠ Production: TEXIAN OPERATING COMPANY, LLC (reported 2026-04)
Resolved via: production → TEXIAN OPERATING COMPANY, 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
1993-01
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 (2) Elevation 1,184 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| *CADDO (Caddo) | 3,212 ft | -2,028 ft |
| CADDO | 3,212 ft | -2,028 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 (2)
| Interval | Type |
|---|---|
| 3,212–3,244 ft | Perforated |
| 3,256–3,260 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 109 ft | 90 sx |
| 8.625" | 209 ft | 90 sx |
| 2.875" | 2,364 ft | — |
| 2.875" | 3,264 ft | — |
| 5.5" | 3,340 ft | 250 sx |
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
- 11
- Max Depth
- 3,500 ft
- Drill Type
- Vertical
- County
- STEPHENS
- District
- 7
- Operator
- CLARK LESTER
- Completed
- 1980-04-11
Operator
- Name
- CLARK, LESTER
- Location
- BRECKENRIDG
- P-5 Status
- Inactive (filed 1991-01-24)
- Total Permits
- 52