Jefferson County WSU Extension: 360-379-5610
Jefferson County Conservation District: 360-385-4105
Jefferson County Environmental Public Health
- Septic systems (on-site sewage)
- Drinking water & wells
- Shellfish & beach monitoring
Jefferson County Community Development
Salmon Lead Entities
- Hood Canal Coordinating Council: 360-394-0046
- North Olympic Salmon Coalition: 360-379-8051