James St. John:
Offshore Vancouver Island, Canada magnitude 6.2 earthquake (9:30 PM, 3 July 2019)
James St. John:
Mojave Desert, California magnitude 6.4 earthquake (10:33 AM, 4 July 2019)
James St. John:
Mojave Desert, California magnitude 7.1 earthquake (8:19 PM, 5 July 2019)
James St. John:
Nez Perce Creek earthquake swarm (Yellowstone, Wyoming, USA)