42-163-33441
SHUT IN HorizontalRALLY PETROLEUM
FRIO County · District 1 · MUELLER EXPLORATION INC. · PEARSALL (AUSTIN CHALK)
Permits
1
Max Depth
6,942 ft
First Permit
2010-12-30
Latest Activity
2010-12-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-03-03
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: MUELLER EXPLORATION INC. ≠ Permit: U.S. ENERCORP, LTD.
Resolved via: scheduling → MUELLER EXPLORATION INC.
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
2009-10
Last Production
2026-07
Injection / Disposal
Permitted Volume
10,000 bbl/d
Max Pressure
2,423 psi
Injection Interval
4,846–5,452 ft
Injected (12mo)
—
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 (3) Elevation 576 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANACACHO | 6,015 ft | -5,439 ft |
| TOP OF AUSTIN CHALK (Austin Chalk) | 6,399 ft | -5,823 ft |
| AUSTIN CHALK MARKER (Austin Chalk) | 6,424 ft | -5,848 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 (1)
| Interval | Type |
|---|---|
| 6,401–13,681 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,040 ft | 715 sx |
| 7.625" | 6,682 ft | 645 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 4H
- Max Depth
- 6,942 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- MUELLER EXPLORATION INC.
- Completed
- 2011-03-03
Operator
- Name
- MUELLER EXPL, INC
- Location
- HUMBLE
- P-5 Status
- Active (filed 2025-08-15)
- Cum Oil (all leases)
- 555,684 bbl
- Cum Gas (all leases)
- 21,670,750 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 95