Reference Documents
24 Hour Rainfall
This document will help you calculate how much rain has fallen in the past twenty four hours in your area.
Color, Odor & Visual Sheet
This document will help you identify various color, odor, and visual indicators you may encounter at your outfalls.
In Progress Sign
Print out this “Stormwater Monitoring in Progress” sign and hang in your car’s window while parked near your outfalls.