Omineca Arc

The Omineca and other terranes of western Canada

The Omineca Arc or Omineca Belt was a Jurassic through Cretaceous volcanic arc terrane in western North America, extending from Alaska through Yukon and British Columbia to Washington. The Omineca is bounded by the Foreland Belt to the east and the Intermontane Belt to the west. It is named after the Omineca Mountains of north-central British Columbia. ^[1]

See also

• Volcanology of Canada  – Volcanic activity in CanadaPages displaying short descriptions of redirect targets
• Volcanology of Northern Canada  – History of volcanic activity in Northern CanadaPages displaying short descriptions of redirect targets
• Volcanology of Western Canada

References

1. "The Omineca Episode (180–115 Million Years Ago)". Burke Museum of Natural History and Culture, University of Washington. Retrieved 21 December 2025.