Threats to Clean Water in the Delaware River Basin
Interactive Map

Executive Summary

The Delaware River basin is an important source of clean water for drinking, wildlife and recreation. However, the region’s waterways face a variety of threats – from day-to-day challenges such as agricultural runoff and industrial pollution to rare but catastrophic events such as oil spills. 

Our new online map provides you with the tools to explore potential threats to waterways in your neighborhood, in the watersheds that provide your drinking water, and throughout the Delaware River basin.

Click here to watch our release webinar. During the webinar, we walk through the wide range of data presented on the map.


Finally, you can learn more about threats to the Delaware River basin in our series of factsheets:

 Summary of Threats

 Industrial Pollution

 Mining & Fossil Fuels

 Runoff Pollution