USGS is updating how statistical information is delivered. WaterWatch and WaterQualityWatch will be retired around February 24, 2026. Explore alternative tools and share feedback at wdfn@usgs.gov.

Map of real-time streamflow compared to historical streamflow for the day of the year (Delaware)

or
de
01487000 01484525 01479820 01484100 01483200 01491000 01488500 01485000 01479000 01477800 0148471320 01495000 01493000 01488110 01484701 01484696 01484695 01484690 01484683 01484670 01484549 01484540 01484235 01484085 01484080 01483700 01483155 01482170 01481500 01481000 01480120 01480065 01480017 01480015 01480000 01478650 01478245 01478120 01478000 01477000
Choose a data retrieval option and select a location on the map
map legend