- Whidbey Island: 360-639-6060
- Camano Island: 3360-639-4608
- Environmental Education
Conservation Districts
- Whidbey Island Conservation District: 360-678-4708
- Snohomish Conservation District: 425-335-5634 (includes Camano Island)
Island County Environmental Public Health
- Septic systems (on-site sewage): 360-679-7350
- Drinking water & wells: 360-679-7350
- Groundwater (hydrogeology): 360-678-7885
- Shellfish: 360-678-7914
- Watershed planning: 360-679-7350
Island County Department of Public Works
- Surface water planning, stormwater: 360-679-7331
Island County Planning and Community Development
- Permits, general: 360-679-7339
- Shoreline permits, Shoreline Master Program: 360-679-7339
Salmon Recovery