42-317-33166
PRODUCINGHEIDELBERG
MARTIN County · District 8 · PRIME OPERATING COMPANY · SPRABERRY (TREND AREA)
Permits
1
Max Depth
8,700 ft
First Permit
1985-04-19
Latest Activity
1985-04-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1985-07-03
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: PRIME OPERATING COMPANY ≠ Permit: BRAZOS PETROLEUM CO.
Resolved via: production → PRIME OPERATING COMPANY
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
originally filed by BRAZOS PETROLEUM CO. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 2,629 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 6,959 ft | -4,330 ft |
| LOWER SPRABERRY (Spraberry) | 7,458 ft | -4,829 ft |
| UPPER JOMILL | 7,703 ft | -5,074 ft |
| JOMILL | 7,760 ft | -5,131 ft |
| LOWER JOMILL | 7,835 ft | -5,206 ft |
| DEAN | 8,288 ft | -5,659 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 |
|---|---|
| 7,713–7,872 ft | Perforated |
| 8,295–8,420 ft | Perforated |
| 8,723–9,092 ft | Perforated |
| 9,137–9,147 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 344 ft | 350 sx |
| 8.625" | 3,688 ft | 400 sx |
| 4.5" | 9,399 ft | 1,300 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 4
- Max Depth
- 8,700 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- PRIME OPERATING COMPANY
- Completed
- 1985-07-03
Operator
- Name
- PRIME OPER CO
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-01-29)
- Cum Oil (all leases)
- 21,336,926 bbl
- Cum Gas (all leases)
- 46,236,945 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 595