COBALT MADILL SWD #1

API 3509520664 · Marshall County, Oklahoma

EXNT

API

3509520664

Operator

COBALT ENVIRONMENTAL SOLUTIONS LLC

County

Marshall

Location

Sec 11 06S 04E (IM)

Drilling permit

Oklahoma files 1 application to drill this well, naming 1 target formation. A permit records what an operator asked to do, not what it did. A target formation is where the operator aimed, and the hole may have missed it, stopped short of it or never been drilled.

Filed 2015-07-21

WRADRStraight hole

Permit API

35095206640000

Operator

COBALT ENVIRONMENTAL SOLUTIONS LLC

Well type

Approved

2015-07-21

Expires

2016-01-21

Proposed depth

8,000 ft

Surface casing

600 ft

Ground elevation

851 ft

Target formation

Formation	Expected top (ft)
DEESE	3,110

An expected top is the depth the operator predicted before drilling, on the application it filed with Oklahoma. It is not a measurement of where the formation was found.

Every well in Marshall County, Oklahoma

Oklahoma state record, from OK_wells_rbdms-wells.parquet. Corpus built 2026-09-11.