Down the drain and into Puget Sound | Greener Edmonds
Last updated 4/1/2021 at 9:37am
Edmonds storm drains move water from our streets, yards, parks, and rooftops. The system starts with grates in the roads and ends in Puget Sound.
Unlike the sewer system, storm drain water is untreated; whatever the runoff picks up on land ends up the Sound.
Storm drain is a misnomer. It does not take a storm to get water into it. If it flows, it goes, storm or not. Pipes do not handle all the flow. Some of this water also passes through our creeks and Lake Ballinger before flowing into the Sound.
This runoff contains lots of nasty stuff. There are two general categories, nutrients and to...