40,000 years old
Mount St. Helens last erupted on May 18, 1980, making it around 41 years old since its most recent eruption. However, the actual age of the volcano itself is over 40,000 years old, with its first-known eruptive activity dating back to about 40,000 years ago.
Mountian St Helen is about 40,000 years old.
The address of the St. Helens Public Library is: 375 S 18Th St, Ste A, St. Helens, 97051 2258
At Mt. St. Helens.
There is no Mount St. Ranier. This question confuses two different volcanoes: Mount Ranier and Mount St. Helens. Mount Ranier is estimated to be 500,000 years old while Mount St. Helens is estimated at 40,000 years old.
Rainford, St Helens, Merseyside.
Mt st. Helens is in Washington.
Mt. St. Helens Mt. St. Helens
St Helens Combination was created in 1917.
St Helens College was created in 1987.
The phone number of the St. Helens Public Library is: 503-397-4544.
Mt St Helens is located in Skamania,County