Live flood map
Get a flood alert for your river
Find your river, town or gauge, open it, and sign up for a free email alert when it nears or reaches flood stage. You can also click any gauge on the map and choose "Get alerts".
This map plots 14,446 live USGS river gauges across the lower 48 states, each colored by its current National Weather Service flood status and refreshed every 15 minutes. Zoom in to split clusters into individual gauges, then open any gauge for its live level, official flood stage, and forecast. Prefer a list? Browse Texas, California, Florida, or every state we cover.