Waderly
Current flow data is not published on this gauge page right now.
USGS 06409500 is a public lake or reservoir gauge on Deerfield Reservoir in South Dakota. Waderly uses this page as the canonical landing page for flow, water level, and fishing-condition checks on this water. There are 8 nearby gauges linked from this page for watershed context.
The NOAA forecast for Deerfield Reservoir is not available on this page yet. Open Deerfield Reservoir on the Waderly map for the live forecast.
Waderly combines real-time USGS stream gauges with weather, barometric pressure trends, and solunar activity so you know what the water is doing before you go. The "typical" comparison above is an approximation based on the historical daily median flow for this date at this gauge.
Nearby gauges worth checking include CASTLE CREEK BELOW DEERFIELD DAM, SD (0.3 miles away), CASTLE CR ABOVE DEERFIELD RES NEAR HILL CITY, SD (2.4 miles away), RHOADS FORK NEAR ROCHFORD, SD (8.2 miles away). Comparing nearby gauges helps confirm whether conditions are changing upstream or across the watershed.
Open the live map to see Deerfield Reservoir alongside weather, forecast, nearby gauges, and everything else Waderly tracks for the water.
Open the live map & forecast