Category: Save Our Streams
Creek Freaks Curriculum
A curriculum that introduces children in grades 4-8 to watershed education through hands-on experiments and advocacy.
Aquatic Macroinvertebrate Pollution Sensitivities and Size Chart (Spanish)
A Spanish quick-guide to macroinvertebrate pollution sensitivity and size. Translation credit to Lucila Fernandez from Montgomery Parks.
Finding Your Latitude and Longitude
Guidance on how to find the latitude and longitude coordinates for your monitoring site.
SOS Annual Report 2023
A summary of the data collected and progress made by IWLA’s Clean Water Program in 2023.
SOS Annual Report 2022
A summary of the data collected and progress made by IWLA’s Clean Water Program in 2022.
SOS Annual Report 2021
A summary of the data collected and progress made by IWLA’s Clean Water Program in 2021.
SOS Annual Report 2020
A summary of the data collected and progress made by IWLA’s Clean Water Program in 2020.
The Value of Citizen Science (Webinar)
What is citizen science, and how can it improve our understanding of the world around us? Join Caroline Nickerson, Program Manager of SciStarter, and the Save Our Streams team for…
SOS Annual Report 2019
A summary of the data collected and progress made by IWLA’s Clean Water Program in 2019.

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.