Mount St. Helens: 30 Years of Change
- वर्ष: 2011
- देश: United States of America
- शैली: Documentary
- स्टुडिओ: Compel Media
- कीवर्ड: volcano, volcanic eruption, washington state, nature documentary, mount st helens
- संचालक: Kyle Justice
- कास्ट: Mark Hendricks, Bill Lehning, Mark Nelson, John Bishop, Peter Frenzen, Dick Ford
