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.…
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…
Abby Hileman | Outdoor America 2024 Issue 4 The mysteries of road salt pollution shouldn’t be surprising. Salt, especially sodium chloride (NaCl), is cheap and prevents slips and falls on…

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.