OKLAHOMA · WELLS · CUSTER COUNTY · API 35-039-21496
Heriford #6-18
ActiveVertical gas well
- Operator of record
- Avalanche Oil & Gas LLC
- Permitted by
- Chesapeake Operating LLC
- County
- Custer
A vertical gas well in Custer County, Oklahoma, operated by Avalanche Oil & Gas LLC. OCC status: active.
Spudded December 3, 1992 and drilled to 11,400 ft measured depth.
Intent to drill
Open the intent to drill page →- Status
- Approved · OCC: WRA
- Approved
- Oct 19, 1992
- Expires
- May 3, 1993
- Operator
- Chesapeake Operating LLC
- Proposed formation
- Prue
- Target depth
- 11,400 ft
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Operators of record
Operator changes are on file from Oct 13, 2026, when Petrora began collecting OCC's transfer records. A row from that date is the operator then, not when it took the well.
| Operator | From | To |
|---|---|---|
| Avalanche Oil & Gas LLC | Oct 14, 2026 | today |
| Teocalli Exploration LLC | Oct 13, 2026 | Oct 14, 2026 |
Well record
- API number
- 35-039-21496
- Location
- N2 NE NW SW-18-15N-20W · 2550 FSL, 990 FWL
- Coordinates
- 35.77587, -99.37287 ↗
- Ground elevation
- 1,903 ft
- Measured depth
- 11,400 ft
- Intent to drill
- Approved Oct 19, 1992
- Proposed formation
- Prue
- Target depth
- 11,400 ft
- Spudded
- Dec 3, 1992
No oil or gas production is available for this well.
About this data
Oklahoma Corporation Commission (OCC), Oil and Gas Conservation Division. The well, its status, and its type are from the Commission's well file, in OCC's own words; the intent to drill, dates, depths, and formations are from the well's own filings. Injection is what the operator filed on form 1012A, by month. No oil or gas production is available for Oklahoma. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/wells/3503921496, documented in the API reference.