42-165-37901
PRODUCINGROBERTSON /CLEARFORK/ UNIT
GAINES County · District 8 · HILCORP ENERGY COMPANY · ROBERTSON N. (CLEAR FORK 7100)
Permits
1
Max Depth
7,400 ft
First Permit
2014-01-07
Latest Activity
2014-01-07
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-10-10
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: XTO ENERGY INC.
Resolved via: production → HILCORP ENERGY 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 (18) Elevation 3,355 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES - OVERPRESSURE, INERT GAS (Yates) | 2,883 ft | +472 ft |
| SEVEN RIVERS | 2,974 ft | +381 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD (San Andres) | 4,374 ft | -1,019 ft |
| GLORIETA | 5,613 ft | -2,258 ft |
| ROB UNIT | 5,813 ft | -2,458 ft |
| CLEARFORK (Clear Fork) | 5,954 ft | -2,599 ft |
| TUBB | 6,977 ft | -3,622 ft |
| LOWER CLEARFORK (Clear Fork) | 7,070 ft | -3,715 ft |
| CANYON | — | — |
| DEVONIAN | — | — |
| LEONARD | — | — |
| MISSISSIPPIAN | — | — |
| QUEEN | — | — |
| SAN ANGELO | — | — |
| SPRABERRY | — | — |
| STRAWN | — | — |
| WICHITA ALBANY (Wichita-Albany) | — | — |
| WOLFCAMP | — | — |
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 |
|---|---|
| 6,458–7,185 ft | Perforated |
| 6,748–7,185 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 14" | 40 ft | 10 sx |
| 8.625" | 1,854 ft | 865 sx |
| 5.5" | 7,408 ft | 2,550 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
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
- 351
- Max Depth
- 7,400 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2014-10-10
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,428