42-163-32682
HorizontalLEHMAN
FRIO County · District 1 · COHORT PETROLEUM MANAGEMENT LLC · PEARSALL (AUSTIN CHALK)
Permits
2
Max Depth
6,700 ft
First Permit
1990-03-23
Latest Activity
1990-03-23
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2010-10-28
Shut-In
—
Plugged
2023-03-01
EWA / Production operator mismatch
Scheduling: COHORT PETROLEUM MANAGEMENT LLC ≠ Production: LEHMAN, RANDY T. (reported 2006-10)
EWA / Permit operator mismatch
Scheduling: COHORT PETROLEUM MANAGEMENT LLC ≠ Permit: KINLAW OIL CORPORATION
Resolved via: scheduling → COHORT PETROLEUM MANAGEMENT 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
Injection / Disposal
Permitted Volume
10,000 bbl/d
Max Pressure
2,290 psi
Injection Interval
4,580–5,160 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2020-02-01)
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 617 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDWAY SHALE (Midway) | 5,200 ft | -4,583 ft |
| ANACACHO | 5,830 ft | -5,213 ft |
| AUSTIN CHALK | 6,065 ft | -5,448 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 |
|---|---|
| 4,580–5,160 ft | Perforated |
| 6,065–6,121 ft | Open hole |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 689 ft | 430 sx |
| 5.5" | 5,815 ft | 335 sx |
| 5.25" | 5,815 ft | 335 sx |
| 5.5" | — | 635 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 1
- Max Depth
- 6,700 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- COHORT PETROLEUM MANAGEMENT LLC
- Completed
- 2010-10-28
Operator
- Location
- FORT WORTH
- P-5 Status
- Delinquent (filed 2018-10-16)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 3