Officials say the floodwaters are swamping Alaska towns, tearing buildings from foundations, seeping into homes and covering roads. In Glennallen, the local utility is setting up Porta-Potties around the community, and area residents are asked to limit water usage. The state transportation department said there was water over a portion of the Glenn Highway on Monday, but the road remained open.

Appears to be smothering all aquatic plant life.

Chistochina River change