42-041-31700
HorizontalSidetrackMCCULLOUGH-OLDEN UNIT
BRAZOS County · District 3 · ENERVEST OPERATING, L.L.C.
Permits
4
Max Depth
15,500 ft
First Permit
1992-12-10
Latest Activity
2009-07-07
Lifespan
17 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
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
1993-04
Last Production
2025-02
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 240 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDWAY | 6,629 ft | -6,389 ft |
| NAVARRO | 8,539 ft | -8,299 ft |
| PECAN GAP | 9,609 ft | -9,369 ft |
| AUSTIN CHALK | 10,423 ft | -10,183 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 (5)
| Interval | Type |
|---|---|
| 10,549–14,384 ft | Perforated |
| 10,585–11,374 ft | Perforated |
| 11,012–11,225 ft | Perforated |
| 11,270–13,638 ft | Perforated |
| 14,384–10,549 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 3,198 ft | 1,399 sx |
| 7.625" | 10,549 ft | 380 sx |
Permit History (4)
MCCULLOUGH-OLDEN UNIT · 11,500 ft
2009-07-07
MCCOLLOUGH-OLDEN UNIT · 15,500 ft
1996-08-01
Spud 1996-08-19
MCCULLOUGH-OLDEN UNIT · 15,500 ft
1992-12-10
Spud 1993-03-22
MCCULLOUGH-OLDEN UNIT · 15,500 ft
1992-12-10
Applications (4)
Records & Logs
3 completion filings on record · 2 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
- 1RE
- Max Depth
- 15,500 ft
- Drill Type
- Horizontal, Sidetrack
- County
- BRAZOS
- District
- 3
- Operator
- ENERVEST OPERATING, L.L.C.
Operator
- Name
- ENERVEST OPER, L.L.C
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-13)
- Cum Oil (all leases)
- 39,678,049 bbl
- Cum Gas (all leases)
- 1,492,558,001 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G
- Total Permits
- 1,249