42-371-06580
Final Completion HorizontalYATES I. G. -A-
PECOS County · District 8 · MARATHON OIL COMPANY · YATES
Permits
2
Max Depth
1,999 ft
First Permit
2007-04-20
Latest Activity
2025-07-31
Lifespan
18 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: MARATHON OIL COMPANY ≠ Production: KINDER MORGAN PRODUCTION CO LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: MARATHON OIL COMPANY ≠ Permit: KINDER MORGAN PRODUCTION CO LLC
Resolved via: production → KINDER MORGAN PRODUCTION CO 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 (7) Elevation 2,366 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SEVEN | 711 ft | +1,655 ft |
| SEVEN RIVERS | 711 ft | +1,655 ft |
| QUEEN | 1,187 ft | +1,179 ft |
| GRAYBURG | 1,221 ft | +1,145 ft |
| SAN ANDRES | 1,270 ft | +1,096 ft |
| BASE (CRETACEOUS)'GL (Base Cretaceous (marker)) | — | — |
| YATES (SMITH SAND) 'GL (Yates) | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (3)
| Interval | Type |
|---|---|
| 1,244–2,242 ft | Open hole |
| 1,244–2,299 ft | Perforated |
| ?–1,500 ft | Perforated |
Casing (10)
| Size | Set Depth | Cement |
|---|---|---|
| 15.5" | 64 ft | — |
| 15.5" | 64 ft | — |
| 12.5" | 318 ft | — |
| 12.5" | 318 ft | — |
| 10" | 451 ft | — |
| 10" | 451 ft | — |
| 8.25" | 1,015 ft | 50 sx |
| 8.25" | 1,015 ft | 50 sx |
| 7" | 1,034 ft | 140 sx |
| 5.5" | 1,326 ft | 150 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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.
Well Details
- Well Number
- 49L20
- Max Depth
- 1,999 ft
- Drill Type
- Horizontal
- County
- PECOS
- District
- 8
- Operator
- MARATHON OIL COMPANY
Operator
- Name
- MARATHON OIL CO
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-08-14)
- Cum Oil (all leases)
- 183,150,113 bbl
- Cum Gas (all leases)
- 1,013,063,895 mcf
- Activities
- CSGD/P, G/PUR
- Total Permits
- 3,707