42-115-32317
Final CompletionECHOLS (SPRABERRY) UNIT
DAWSON County · District 8 · CGS OPERATING LLC · ECHOLS (SPRABERRY)
Permits
1
Max Depth
9,000 ft
First Permit
1985-10-21
Latest Activity
1985-10-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-02-10
Shut-In
—
Plugged
2023-01-19
EWA / Production operator mismatch
Scheduling: CGS OPERATING LLC ≠ Production: MAMMOTH EXPLORATION LLC (reported 2021-09)
EWA / Permit operator mismatch
Scheduling: CGS OPERATING LLC ≠ Permit: DAVIS & CARR ENERGY CO.
Resolved via: scheduling → CGS OPERATING 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
2023-05
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 2,956 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| T/ANHYDRITE | 1,980 ft | +976 ft |
| T/YATES | 2,775 ft | +181 ft |
| T/SAN ANDRES | 4,340 ft | -1,384 ft |
| T/CLEARFORK | 6,248 ft | -3,292 ft |
| U/SPRAYBERRY | 7,861 ft | -4,905 ft |
| L/SPRAYBERRY | 8,438 ft | -5,482 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 (4)
| Interval | Type |
|---|---|
| 8,168–? ft | Perforated |
| 8,170–8,182 ft | Perforated |
| 8,185–8,195 ft | Perforated |
| 8,298–8,303 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 370 ft | 385 sx |
| 8.625" | 4,392 ft | 2,275 sx |
| 4.5" | 9,000 ft | 1,375 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4B
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- DAWSON
- District
- 8
- Operator
- CGS OPERATING LLC
- Completed
- 1986-02-10
Operator
- Name
- CGS OPER, LLC
- Location
- KILGORE
- P-5 Status
- Inactive (filed 2023-10-18)
- Cum Oil (all leases)
- 540,900 bbl
- Cum Gas (all leases)
- — mcf
- Total Permits
- 45