Juneau braces as Suicide Basin fills again. Here’s what experts know, and don’t know, about glacier outburst flooding in the Mendenhall Valley.

Juneau city officials ask some residents to leave area as glacial flooding nears

Juneau's 2024 Mendenhall Valley flood is seen from the air. Flood barriers have been installed since last year's flooding, but city officials are still asking for voluntary evacuations of the area. (Photo courtesy of City and Borough of Juneau)Officials in Alaska’s capital city are asking residents to voluntarily evacuate from parts of the Mendenhall Valley ahead of an expected glacial flood this week. Last year’s flood damaged more than 290 hom…

Governor Dunleavy Issues Disaster Declaration in Response to Imminent Glacial Flood Threat in Juneau - Alaska Native News

JOINT BASE ELMENDORF-RICHARDSON, Alaska — Governor Mike Dunleavy issued a State Disaster Declaration in response to an imminent threat of catastrophic flooding from a glacier lake outburst flood (GLOF) linked to Suicide Basin, a side basin of the Mendenhall Glacier. The declaration follows a joint local disaster declaration and unified request for assistance submitted by […] The post Governor Dunleavy Issues Disaster Declaration in Response to I…

Suicide Basin reaches capacity; CBJ urges residents in inundation zone to prep for evacuation

Juneau Empire Juneau Empire - The Voice of Alaska's Capital Since 1912 In the past, it has taken up to six days for the outburst flooding event to begin after reaching this point Suicide Basin reaches capacity; CBJ urges residents in inundation zone to prep for evacuation Chloe Pleznac

Juneau valley residents on alert as Suicide Basin poised to spill over (and it now has a Tlingit name)

Authorities have issued an alert as Suicide Basin — now theatrically dubbed Kʼóox Ḵaadí Basin — is actively overtopping, or spilling over its brim. City warnings urge residents in potential inundation zones in the Mendenhall Valley to complete last-minute preparations, confirm evacuation routes, and prepare a go-bag. The latest warning arrives against a backdrop of ever more […] The post Juneau valley residents on alert as Suicide Basin poised t…

Governor issues preemptive disaster declaration for Juneau as Suicide Basin nears capacity

An image of Suicide Basin from the official webcam Sunday afternoon. (Courtesy of National Weather Service & USGS) Gov. Mike Dunleavy issued a state disaster declaration Sunday in anticipation of a glacial lake outburst flood expected to hit Juneau’s Mendenhall Valley very soon. That follows a preemptive disaster declaration issued Friday by the City and Borough of Juneau and the Central Council of the Tlingit and Haida Indian Tribes of Alaska. …

Juneau braces as Suicide Basin fills again. Here’s what experts know, and don’t know, about glacier outburst flooding in the Mendenhall Valley.

Barriers have been installed where flooding damaged hundreds of homes last summer. With a release imminent, scientists say the scale of flooding is hard to predict.