Delaware Rivers Shown on the Map: Brandywine Creek, Chesapeake and Delaware Canal, Christina River, Leipsic River, Mispillion River, Murderkill River, Nanticoke River, Smyma River and St. Jones River.
Delaware Lakes Shown on the Map: Indian River Bay, Rehoboth Bay, Little Assawoman Bay and Red Mill Pond.
Delaware Stream and River Levels
The United States Geological Survey has a number of stream gages located throughout Delaware. These estimate stream levels, discharges and record them over time. This data is published on the web and many stations allow users to plot custom graphs. Get updated Delaware river and stream levels from USGS here.
Delaware Stream and River Level Alerts
The United States Geological Survey has a system that will send you an email message when flood levels are reached on any steam with USGS gaging equipment that you have selected. Sign up here to recieve Delaware stream and river level alerts.
Delaware Drought Map
The United States Geological Survey publishes updated drought maps on their website. There you can view a map that shows where below normal 7-day average stream flow conditions were recently recorded. The maps are updated daily. Get a current Delaware drought map here.
Delaware Water Publications
The United States Geological Survey has a number of publications related to water use and water resources in Delaware. Visit the Maryland-Delaware-D.C. Water Science Center here.
Delaware Elevation Map
The topography of an area determines the direction of stream flow and often is a primary influence on the geographic distribution of precipitation. View a detailed Delaware elevation map.