42-227-33410
PRODUCINGDODGE GRANVILLE M. EST.
HOWARD County · District 8 · GRAYROCK ENERGY II LLC · IATAN EAST HOWARD
Permits
1
Max Depth
3,600 ft
First Permit
1984-06-01
Latest Activity
1984-06-01
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1984-11-16
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: GRAYROCK ENERGY II LLC ≠ Permit: ARCO OIL & GAS CO.
Resolved via: production → GRAYROCK ENERGY II, 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 (4) Elevation 2,237 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 980 ft | +1,257 ft |
| SAN ANDRES | 1,795 ft | +442 ft |
| SAN ANGELO | 2,485 ft | -248 ft |
| CLEARFORK (Clear Fork) | 2,660 ft | -423 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 |
|---|---|
| 2,479–2,545 ft | Perforated |
| 2,687–2,691 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 180 ft | 150 sx |
| 5.5" | 3,500 ft | 1,100 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
- 98A
- Max Depth
- 3,600 ft
- Drill Type
- Vertical
- County
- HOWARD
- District
- 8
- Operator
- GRAYROCK ENERGY II LLC
- Completed
- 1984-11-16
Operator
- Location
- FORT WORTH
- P-5 Status
- Active (filed 2025-10-16)
- Cum Oil (all leases)
- 1,537,532 bbl
- Cum Gas (all leases)
- 35,084 mcf
- Activities
- OPRS/G, OPRS/O