Updates and information about Juneau’s annual glacial outburst flood in the Mendenhall Valley.
See our live blog for the 2026 flood here.
Listen to the award-winning podcast Outburst here, on Apple podcasts or Amazon Music. KTOO takes you from the floodwaters to the glacier’s edge to uncover why the annual floods happen, how they got out of control and what can be done to keep Juneau safe. Watch the trailer.
Find the latest Suicide Basin forecast from NOAA here. See if you live in the evacuation advisory zone here, and find emergency information here. Learn more about the flood at Juneauflood.org
LATEST NEWS
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Second glacial outburst flood in Juneau crested at 10.18 feet
Water level in Mendenhall Lake peaked at 10.18 feet at 5:45 a.m. It’s now dropping rapidly, according to the National Weather Service in Juneau.
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Second glacial outburst underway, unlikely to cause major damage
The National Weather Service predicts the Mendenhall River will likely crest between 9.8 and 10.3 feet on Friday between 2 p.m. to 6 p.m.
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Juneau might vote on a glacial outburst flood tax next year
A Juneau Assembly focus group presented their opinion to the wider Assembly Monday night that funding a long-term solution should be a borough-wide effort.
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Weather Service says drop in Juneau’s Suicide Basin likely not another glacial outburst flood
Meteorologists watching the basin said even if it did release, it wouldn’t flood Mendenhall River.
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Juneau Assembly discusses glacial outburst flood taxes
City leaders are thinking about how to come up with millions for a long-term solution sponsored by the Army Corps and temporary flood wall upkeep.
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Army Corps plans to construct glacial outburst flood solution before Juneau’s 2030 flood
On Friday, the U.S. Army Corps of Engineers hosted an ‘Industry Day,’ kicking off a public-private partnership process to drain Suicide Basin on an expedited timeline.