Even if you don't know the exact number - just guess!
You can enter the number of houses on your street or block too, but the more houses you enter the more you'll see the total impact of your neighborhood.
Clark County Environmental Services - Clean Water Program: Ron Wierenga, Program Manager
Street Address: 1300
Franklin Street, 1st Floor, Vancouver, WA 98660
Mailing Address: P.O. Box 9810, Vancouver, WA 98666-9810
Main phone: (360) 397-2121 ext. 4345 | Fax: (360) 397-2062
Relay 711 or (800) 833-6384
E-mail: cleanwater@clark.wa.gov