Category: Nitrate Watch
2023 Nitrate Watch Annual Report
This report summarizes participation and engagement in the Nitrate Watch program in 2023, including analysis of volunteer-reported nitrate data from across the country.
Finding Your Latitude and Longitude
Guidance on how to find the latitude and longitude coordinates for your monitoring site.
Nitrate Watch Letter to the Editor Template
A customizable template for writing a letter to the editor about the issue of nitrate pollution.
Nitrate Watch Outreach Postcard
This postcard advertises the Nitrate Watch program and explains how to get started.
Nitrate Watch Kit Postcard 2: Using Your Test Strips
This postcard provides instructions for using nitrate test strips and submitting Nitrate Watch results to the Clean Water Hub. (included in each Nitrate Watch kit)
Nitrate Watch Data Sharing Instructions
Step-by-step instructions explaining how to submit your Nitrate Watch data on the Clean Water Hub.
Nitrate Watch Kit Postcard 1: How to Participate
This postcard provides an overview of the Nitrate Watch program and explains how to participate. (included in each Nitrate Watch kit)

Your kit will include a bottle containing 25 nitrate test strips which you can use to test your water source(s) throughout the year. You’ll also receive postcards explaining how to use your nitrate test strips and how to share your Nitrate Watch results on the Clean Water Hub.
Your kit will include four test strips so you can test your waterway throughout the season. You’ll also receive a chart to help you interpret your results and a postcard with instructions for completing a Salt Watch test and reporting your findings.