Water Rangers Resources

The Water Rangers Program offers free training to teach participants how to collect and analyze water samples, document pollution, and report violations to regulators.

Clean Water Act Owners Manual (2022)

This River Network resource breaks down the Clean Water Act and explains how it can be used to protect local waterways from environmental injustices, climate change, and more. 

Learn More

U.S. EPA Fact Sheet on Water Quality Parameters: Nutrients (2021)

This fact sheet provides information on nutrients (nitrogen, phosphorous, etc.) as a water quality parameter. It lists common sources of nutrients in water, explains their impact, describes the EPA recommended criteria for specific nutrients, and more. Find additional water quality parameter fact sheets on the U.S. EPA website.

Learn More

ELAW Environmental Sampling Guide Module 2: Water Sampling for Communities (2022)

This guide from Environmental Law Alliance Worldwide (ELAW) provides a thorough summary of water sampling for local groups and community members. It explains the water cycle, common water pollution sources, and best practices for water sampling.

Learn More