42-283-30616
Final CompletionSOUTH TEXAS SYNDICATE -A-
LA SALLE County · District 1 · CUMMINS & WALKER OIL CO. INC. · WASHBURN RANCH (5400 SD. N.)
Permits
3
Max Depth
5,812 ft
First Permit
1978-03-24
Latest Activity
1988-12-13
Lifespan
11 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1978-05-15
Shut-In
—
Plugged
1989-10-17
EWA / Permit operator mismatch
Scheduling: CUMMINS & WALKER OIL CO. INC. ≠ Permit: RIO-TEX, INC.
Resolved via: scheduling → CUMMINS & WALKER OIL CO. INC.
Operator History
originally filed by RIO-TEX, INC. — asset transferred
Formation Tops (3) Elevation 425 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 1,985 ft | -1,560 ft |
| CARRIZO | 3,100 ft | -2,675 ft |
| CARRIZO | 4,100 ft | -3,675 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 |
|---|---|
| 4,360–4,363 ft | Perforated |
| 4,570–4,574 ft | Perforated |
| 5,432–5,444 ft | Perforated |
| ?–4,616 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 535 ft | 435 sx |
| 2.375" | 5,329 ft | — |
| 4.5" | 5,785 ft | 1,290 sx |
| 4.5" | 5,787 ft | 1,290 sx |
Permit History (3)
Applications (3)
Records & Logs
7 completion filings on record · 1 with log images at RRC.
+1 more filings
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
- 6701
- Max Depth
- 5,812 ft
- Drill Type
- Vertical
- County
- LA SALLE
- District
- 1
- Operator
- CUMMINS & WALKER OIL CO. INC.
- Completed
- 1978-05-15
Operator
- Location
- AUSTIN
- P-5 Status
- Active (filed 2026-02-04)
- Cum Oil (all leases)
- 1,531,327 bbl
- Cum Gas (all leases)
- 14,651,789 mcf
- Total Permits
- 365