Stratigraphic range: Frasnian
|Unit of||Horn River Formation|
|Underlies||Fort Simpson Formation|
|Overlies||Otter Park Member|
|Thickness||up to 34 metres (110 ft)|
|Named for||Muskwa River|
|Named by||F.F. Gray and J.R. Kassube, 1963|
It takes the name from Muskwa River, and was first described in the Western National Gas Fort Nelson a-95-J/94-J-10 well by F.F. Gray and J.R. Kassube, in 1963.
Gas is produced from the Muskwa Formation shales in the Horn River Basin in the Greater Sierra oil filed in north-eastern British Columbia. Horizontal drilling and fracturing techniques are used to extract the gas from the low permeability shales (see Shale gas).
Relationship to other units
- Lexicon of Canadian Geological Units. "Muskwa Formation". Retrieved 2009-02-10.