42-181-31388
PRODUCINGMCCULLOUGH C & H
GRAYSON County · District 9 · TATANKA OPERATING LLC · PRESTON (DAVIS LOWER)
Permits
1
Max Depth
9,950 ft
First Permit
2004-09-09
Latest Activity
2004-09-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2005-01-22
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: TATANKA OPERATING LLC ≠ Permit: JACO, TROY INC.
Resolved via: production → TATANKA 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
2002-08
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 752 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAY SECTION | 7,634 ft | -6,882 ft |
| GRAY LIMESTONE | 7,752 ft | -7,000 ft |
| DORNICK HILLS | 8,070 ft | -7,318 ft |
| BAKER LIMESTONE | 8,258 ft | -7,506 ft |
| BAKER SAND | 8,442 ft | -7,690 ft |
| UPPER DAVIS | 8,998 ft | -8,246 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 |
|---|---|
| 9,260–9,288 ft | Perforated |
| 9,297–9,306 ft | Perforated |
| 9,334–9,342 ft | Perforated |
| 9,362–9,368 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,890 ft | — |
| 5.5" | 9,717 ft | — |
Permit History (1)
Applications (1)
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
- 2
- Max Depth
- 9,950 ft
- Drill Type
- Vertical
- County
- GRAYSON
- District
- 9
- Operator
- TATANKA OPERATING LLC
- Completed
- 2005-01-22
Operator
- Location
- WHITESBORO
- P-5 Status
- Active (filed 2025-07-11)
- Cum Oil (all leases)
- 164,332 bbl
- Cum Gas (all leases)
- 334,265 mcf
- Activities
- OPRS/G, OPRS/O