Homemount st helens 4.3 quake hits near Mt. St. Helens, with 30 aftershocks byThe Great Pacific Northwest Earthquake -February 14, 2011 A 4.3 earthquake hit the Mt.St.Helens area about 10:35 a.m. Monday, followed by 30 aftershocks, according to a USGS seismologist...Source: www.kgw.com Tags mount st helens pacific northwest earthquakes Facebook Twitter Share:4.3 quake hits near Mt. St. Helens, with 30 aftershocks Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email