42-215-01281
Final CompletionSWALLOW GAS UNIT
HIDALGO County · District 4 · ARCO OIL & GAS CO. · DONNA (6940)
Permits
5
Max Depth
7,841 ft
First Permit
1980-03-27
Latest Activity
2007-05-12
Lifespan
27 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1980-03-31
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ARCO OIL & GAS CO. ≠ Production: WAGNER OIL COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: ARCO OIL & GAS CO. ≠ Permit: BP AMERICA PRODUCTION COMPANY
Resolved via: production → WAGNER OIL COMPANY
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
1993-01
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 (5) Elevation 80 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 6700 SAND | 6,670 ft | -6,590 ft |
| 6850 SAND | 6,830 ft | -6,750 ft |
| 6940 | 6,935 ft | -6,855 ft |
| 6940' | 6,935 ft | -6,855 ft |
| JANCIK | 7,180 ft | -7,100 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 |
|---|---|
| 6,594–6,600 ft | Perforated |
| 6,668–6,680 ft | Perforated |
| 6,788–6,796 ft | Perforated |
| 6,936–6,954 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 220 ft | — |
| 10.75" | 1,459 ft | 1,100 sx |
| 10.75" | 1,499 ft | — |
| 2.375" | 6,733 ft | — |
| 2" | 7,148 ft | — |
| 7" | 7,450 ft | — |
Permit History (5)
SWALLOW GAS UNIT · 7,841 ft
2007-05-12
Spud 2007-07-10
SWALLOW GAS UNIT · 7,841 ft
1996-01-30
Spud 1996-04-15
SWALLOW GAS UNIT · 7,841 ft
1996-01-30
SWALLOW GAS UNIT · 7,841 ft
1984-11-26
SWALLOW GAS UNIT · 7,841 ft
1980-03-27
Applications (5)
Records & Logs
9 completion filings on record · 1 with log images at RRC.
+3 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
- 1
- Max Depth
- 7,841 ft
- Drill Type
- Vertical
- County
- HIDALGO
- District
- 4
- Operator
- ARCO OIL & GAS CO.
- Completed
- 1980-03-31
Operator
- Location
- PLANO
- P-5 Status
- Inactive (filed 2004-11-23)
- Cum Oil (all leases)
- 16,679,531 bbl
- Cum Gas (all leases)
- 57,198,899 mcf
- Total Permits
- 3,065