42-311-34662
HorizontalMARTIN MASON HC9
MCMULLEN County · District 1 · CHESAPEAKE OPERATING, L.L.C.
Permits
3
Max Depth
12,000 ft
First Permit
2011-09-21
Latest Activity
2019-12-31
Lifespan
8 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
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
2020-02
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 (11) Elevation 463 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO - DISPOSAL (Frio) | 1,460 ft | -997 ft |
| CATAHOULA - DISPOSAL (Catahoula) | 1,590 ft | -1,127 ft |
| YEGUA - DISPOSAL (Yegua) | 2,890 ft | -2,427 ft |
| WILCOX - DISPOSAL (Wilcox) | 4,750 ft | -4,287 ft |
| ESCONDIDO | 6,342 ft | -5,879 ft |
| OLMOS | 7,196 ft | -6,733 ft |
| NAVARRO | 8,130 ft | -7,667 ft |
| SAN MIGUEL | 8,210 ft | -7,747 ft |
| ANACACHO | 8,710 ft | -8,247 ft |
| AUSTIN CHALK | 9,101 ft | -8,638 ft |
| EAGLE FORD - H2S (Eagle Ford) | 9,310 ft | -8,847 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 ↗
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 (1)
| Interval | Type |
|---|---|
| 10,225–22,505 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 4,070 ft | 1,280 sx |
| 5.5" | 22,573 ft | 3,925 sx |
Permit History (3)
Applications (3)
Records & Logs
2 completion filings on record · 2 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.
Well Details
- Well Number
- O 4H
- Max Depth
- 12,000 ft
- Drill Type
- Horizontal
- County
- MCMULLEN
- District
- 1
- Operator
- CHESAPEAKE OPERATING, L.L.C.
Operator
- Location
- OKLAHOMA CI, TY
- P-5 Status
- Delinquent (filed 2024-09-16)
- Cum Oil (all leases)
- 311,271,399 bbl
- Cum Gas (all leases)
- 1,424,666,377 mcf
- Activities
- G/PUR
- Total Permits
- 1,645