42-433-33600
PRODUCINGKATZ (STRAWN) UNIT
STONEWALL County · District 7 · ATLAS OPERATING LLC · KATZ (STRAWN)
Permits
1
Max Depth
5,500 ft
First Permit
2010-08-02
Latest Activity
2010-08-02
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-04-12
Shut-In
—
Plugged
—
P-5 Org Status: H
EWA / Permit operator mismatch
Scheduling: ATLAS OPERATING LLC ≠ Permit: KINDER MORGAN PRODUCTION CO LLC
Resolved via: production → ATLAS 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
2010-05
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 (6) Elevation 1,472 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 1ST STRAWN (Strawn) | 4,813 ft | -3,341 ft |
| KATZ SAND :1ST | 4,813 ft | -3,341 ft |
| 2ND STRAWN (Strawn) | 4,873 ft | -3,401 ft |
| KATZ SAND: 2A | 4,874 ft | -3,402 ft |
| 3RD STRAWN (Strawn) | 5,066 ft | -3,594 ft |
| KATZ SAND: 3RD | 5,067 ft | -3,595 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 (9)
| Interval | Type |
|---|---|
| 4,813–4,823 ft | Perforated |
| 4,815–4,823 ft | Perforated |
| 4,833–4,845 ft | Perforated |
| 4,852–4,891 ft | Perforated |
| 4,873–4,891 ft | Perforated |
| 4,903–4,935 ft | Perforated |
| 4,903–4,949 ft | Perforated |
| 5,066–5,144 ft | Perforated |
| 5,097–5,140 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,230 ft | 500 sx |
| 5.5" | 5,305 ft | 600 sx |
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
- 143A
- Max Depth
- 5,500 ft
- Drill Type
- Vertical
- County
- STONEWALL
- District
- 7
- Operator
- ATLAS OPERATING LLC
- Completed
- 2011-04-12
Operator
- Name
- ATLAS OPER LLC
- Location
- HOUSTON
- P-5 Status
- H (filed 2026-03-09)
- Cum Oil (all leases)
- 7,184,429 bbl
- Cum Gas (all leases)
- 10,995,911 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 78