A simple piece of software can help monitoring organisations keep an eye on levels of nitrates in waterways.
Wherever there are septic tanks, there tends to be release of nitrates. This pollutant can lead to fish kills, algal growth, hypoxia, eutrophication (a bloom of phytoplankton), and outbreaks of toxic bacteria.
Software developed by hydrology researchers can help non-scientists monitor levels of nitrates and act when necessary.
Read more at Florida State University