Training Videos: Interactive Map

General tutorials

How to use the map, links and map controls, map search options, and the search overview capabilities.

How to search using the polygon tool.

How to search data layers using filters.

Drinking water data

Water sources (wells, springs, and intakes) used by public water systems, and associated drinking water source protection zones.

Water quality data

How to search for data layers by using the NHD stream name.

Last Updated:


Back to top