42-181-30977
INJECTIONDEGAN SAND UNIT
GRAYSON County · District 9 · FELDERHOFF PRODUCTION COMPANY · TIOGA EAST (DEGAN SAND)
Permits
1
Max Depth
4,600 ft
First Permit
1983-07-29
Latest Activity
1983-07-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1983-09-26
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: FELDERHOFF PRODUCTION COMPANY ≠ Permit: GULF OIL CORP.
Resolved via: production → FELDERHOFF PRODUCTION 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
Injection / Disposal
Permitted Volume
500 bbl/d
Max Pressure
1,950 psi
Injection Interval
3,978–4,008 ft
Injected (12mo)
4,196 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-09-01)
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 (4) Elevation 686 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GOODLAND LIME (Goodland) | 914 ft | -228 ft |
| RED STRAWN | 2,066 ft | -1,380 ft |
| BASE GRAY STRAWN | 3,822 ft | -3,136 ft |
| DEGAN | 3,976 ft | -3,290 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 |
|---|---|
| 3,978–3,984 ft | Perforated |
| 3,993–4,008 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 369 ft | 250 sx |
| 5.5" | 4,110 ft | 890 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 12W
- Max Depth
- 4,600 ft
- Drill Type
- Vertical
- County
- GRAYSON
- District
- 9
- Operator
- FELDERHOFF PRODUCTION COMPANY
- Completed
- 1983-09-26
Operator
- Name
- FELDERHOFF PROD CO
- Location
- MUENSTER
- P-5 Status
- Active (filed 2026-03-31)
- Cum Oil (all leases)
- 4,212,453 bbl
- Cum Gas (all leases)
- 9,097,944 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 465