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Alatna, Alaska, United States


Alatna and Koyukuk River water level rise in three days raising concerns for transportation, and community is on emergency flood watch.


High Water Alatna River-8-19-24
Lars Flora
High Water at Allakaket Boat Launch-8-19-24
Lars Flora
Water line-8-17-24
Lars Flora
Water line-8-19-24
Lars Flora
Water line 8-19-24
Lars Flora
Landslide upriver from culture camp
Lars Flora
Water rising along the Alatna River
Lars Flora

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Flooding in the middle Koyukuk River basin, Alaska, August 1994 | U.S. Geological Survey

During August 1994, a flood on the Koyukuk River, Alaska, inundated the villages of Allakaket and Alatna and parts of Hughes. Topographic maps of the inundated areas, showing peak water-surface elevations and depths of water, indicate that flooding ranged from 2 to more than 10 feet deep in Allakaket, from 8 to more than 10 feet deep in Alatna, and from 0 to more than 10 feet deep in Hughes. Sever