42-003-35773
UPARKER UNIT
ANDREWS County · District 8 · CHEVRON MIDCONTINENT L.P. · PARKER (WOLFCAMP)
Permits
2
Max Depth
9,500 ft
First Permit
1987-03-24
Latest Activity
1987-10-23
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1987-12-17
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: CHEVRON MIDCONTINENT L.P. ≠ Production: MORNINGSTAR OPERATING LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: CHEVRON MIDCONTINENT L.P. ≠ Permit: UNION OIL COMPANY OF CALIFORNIA
Resolved via: production → MORNINGSTAR 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
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 3,182 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WOLFCAMP | 8,225 ft | -5,043 ft |
| WOLFCAMP REEF (Wolfcamp) | 8,604 ft | -5,422 ft |
| PENN DETRITAL (Pennsylvanian) | 8,764 ft | -5,582 ft |
| PENN LIME (Pennsylvanian) | 8,995 ft | -5,813 ft |
| CANYON | 9,178 ft | -5,996 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 (2)
| Interval | Type |
|---|---|
| 8,613–8,668 ft | Perforated |
| 8,776–9,101 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 362 ft | 500 sx |
| 8.625" | 5,829 ft | 2,500 sx |
| 5.5" | 9,304 ft | 950 sx |
Permit History (2)
Applications (2)
Records & Logs
7 completion filings on record · 2 with log images at RRC.
+1 more filings
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4
- Max Depth
- 9,500 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- CHEVRON MIDCONTINENT L.P.
- Completed
- 1987-12-17
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-02-26)
- Cum Oil (all leases)
- 44,006,253 bbl
- Cum Gas (all leases)
- 187,565,607 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 173