42-329-41652
SHUT IN HorizontalCASSELMAN8
MIDLAND County · District 8 · APACHE CORPORATION · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,250 ft
First Permit
2017-04-27
Latest Activity
2017-04-27
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2019-05-08
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: APACHE CORPORATION ≠ Permit: CALLON PETROLEUM OPERATING CO
Resolved via: production → APACHE CORPORATION
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
2008-05
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 (10)
CSV| Formation | Top Depth (MD) |
|---|---|
| SANTA ROSA | 1,140 ft |
| YATES | 3,065 ft |
| SEVEN RIVERS | 3,305 ft |
| QUEEN | 4,160 ft |
| GRAYBURG | 4,620 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 5,175 ft |
| GLORIETA | 6,015 ft |
| CLEARFORK (Clear Fork) | 7,255 ft |
| SPRABERRY | 8,210 ft |
| SPRABERRY UPPER-DEAN (Spraberry) | — |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. View filings & logs at RRC ↗
Perforations (1)
| Interval | Type |
|---|---|
| 9,726–14,713 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,644 ft | 1,170 sx |
| 9.625" | 8,554 ft | 842 sx |
| 7" | 9,345 ft | 2,000 sx |
| 5.5" | 14,859 ft | 2,000 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
- 27UL
- Max Depth
- 9,250 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- APACHE CORPORATION
- Completed
- 2019-05-08
Operator
- Name
- APC OPER PARTNERSHIP
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-12-03)
- Cum Oil (all leases)
- 615,928,793 bbl
- Cum Gas (all leases)
- 2,702,742,169 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 9,664