The primary purpose of many ponds in Burnsville is to collect stormwater runoff (rain and snow melt) and reduce the risk of flooding.
Have you ever watched water run down the street when it rains? This water is headed into a storm drain, which carries the rainwater runoff (and snowmelt), directly into your neighborhood pond or lake. The water is not treated or cleaned, so anything that washes into a storm drain ends up in ponds and lakes. "Anything" can include cigarette butts, dog waste, lawn fertilizer, grass clippings, leaves, and salt de-icer.
Why is rainwater collected by storm drains? Storm drains, along with many of the City's nearly 300 ponds and lakes, are part of the storm water management system. This system provides two essential services:
To learn more about stormwater management, click here.