May 5, 2025
The ice breakup along the Kuskokwim River during the spring of 2025 produced less ice jam flooding compared to an average spring season. Still, areas of mostly minor flooding did occur with occasional ice jams along parts of the river channel as the breakup front moved towards the Kuskokwim Delta from late April into early May. One of the more notable ice jams formed on May 5th just downstream from Upper Kalskag and Lower Kalskag, resulting in a brief spike in water levels and flooding of loca
Source: NOAA National Weather Service Storm Events Database (event 1261642). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Kuskokwim Valley West County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.