Acidic geyser erupts at Yellowstone - fears supervolcano could be next
Echinus Geyser, the world's largest acidic geyser at Yellowstone, has resumed erupting after remaining dormant since 2020, with activity beginning in February.
The World's Largest Acidic Geyser Has Erupted in Yellowstone
Echinus Geyser, the world's largest acidic geyser in Yellowstone, has resumed erupting after remaining dormant since 2017, with activity beginning in February 2026.
Acidic geyser erupts at Yellowstone - fears supervolcano could be next
Echinus Geyser, the world's largest acidic geyser at Yellowstone, has resumed erupting after remaining dormant since 2020, with activity beginning in February.