Mount St Helens 2024 Eruption.  — mount saint helens, volcanic peak in the cascade range, southwestern washington, u.s. Aerial photo of mount st.

Helens, which notoriously erupted in 1980, has been showing signs of increased seismic activity lately, according to the u.s. Helens (center), with mount hood (in the distance, far left), spirit lake (on left with floating log mat), and st.