Sasha and Aisha, sixth-grade students in the Roberto Clemente Math, Science and Computer Science magnet program, conducted an investigation into how proximity to roadways influences water pollution in local lakes.…
Nitrate Watch volunteers have been busy in 2025 and their data is starting to paint a picture. What does the data show us? Nitrate concentrations are steadily climbing in surface…
It’s time to meet another one of our Save Our Streams monitoring volunteers! This time, we’re hearing from Ashley Garrison, a newly certified SOS volunteer in Tennessee. Ashley is a…
Alyvia (Liv) is an aspiring Egyptologist and a 6th grader at St Michael-St. Clement School in Maryland. In April 2025, Liv participated in her school’s science fair incorporating Salt Watch…
Salt Watch staff and partners interviewed with reporter Kasha Patel from The Washington Post to discuss regional and nationwide chloride testing results and issues related to road salt pollution. One…
The League’s Samantha Puckett and Matthew Kierce led a Virginia Save Our Streams benthic macroinvertebrate monitoring demonstration at the Choose Clean Water Conference in May 2025. They are featured in…
On May 20, the New York Times featured the work of the Green Crew, which is a youth-led program created by an Izaak Walton League chapter in Minnesota. The Times…
When volunteers with the Izaak Walton League’s Virginia Save Our Streams (VA SOS) program in Christiansburg, Virginia, reached out to the town’s Environmental Program Supervisor, Patricia Colatosti, about monitoring water…
Mike Delaney, an Iowan and an Izaak Walton League member, is passionate about combatting nitrate pollution in his local waterways. He has been monitoring and advocating for change for over…

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.