Holding Onto the Green Zone Leaders Guide
Guidance on walking youth through the “Holding Onto the Green Zone” curriculum.
Holding Onto the Green Zone
A curriculum designed to provide youth with opportunities to learn about and effectively steward riparian areas.
IWLA Water Monitoring Programs flyer
A flyer with brief descriptions of the water monitoring programs offered by the Izaak Walton League of America, including Creek Critters, Nitrate Watch, Salt Watch, and Save Our Streams –…
Creek Critters Outreach Postcard
A postcard advertising the Creek Critters community science macroinvertebrate sampling program.
Creek Critters flyer
A flyer advertising the Creek Critters community science macroinvertebrate sampling program.
SOS Annual Report 2024
A summary of the data collected and progress made by IWLA’s Clean Water Program in 2024.
Success Stories
View examples of times when Save Our Streams volunteers used their monitoring data to successfully advocate for cleaner water.
A Beginner’s Guide to Water Quality Communication
Learn tips and tricks for communicating about water quality to a variety of audiences.
Iowa Swampbuster Lawsuit Threatens Wetlands Nationwide (Webinar)
For decades, Swampbuster provisions in the Farm Bill have protected wetlands on agricultural land, representing an important pact between taxpayers and farmers that receive government benefits. An ongoing federal lawsuit…

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.