Juneau Ramps up Flood Preparations Ahead of Suicide Basin Crest

State, federal and tribal groups partner with Juneau to prepare for annual glacial outburst flood

A U.S. Geological Survey worker views the flooding Mendenhall River from the Brotherhood Bridge following the glacial outburst event on Aug. 13, 2025. (Photo by Corinne Smith/Alaska Beacon)Officials and residents in Alaska’s capital city are preparing for what has become an annual summer glacial outburst flooding event that threatens the densely-populated Mendenhall Valley. Similar to past years, flooding is expected in early August. Federal, st…

Juneau ramps up flood preparations ahead of Suicide Basin crest

Juneau officials are preparing for another possible glacial outburst flood as Suicide Basin is expected to crest in early August. Residents are urged to make evacuation plans, sign up for alerts and be ready for possible road closures.

Juneau releases new glacial outburst flood evacuation map

Benjamin Coronell and S’eiltin Jamiann Hasselquist with the Juneau Tlingit and Haida Community Council fill sandbags before the flood in 2025 (Photo by Alix Soliman/KTOO) Listen to this story: https://media.ktoo.org/wp-content/uploads/2026/07/09EvacMap-WEB.mp3 The City and Borough of Juneau released a new evacuation zone map in preparation for the glacial outburst flood expected later this summer. At a press conference on Thursday morning, publi…