| Title | Member | Term | Expires | Position |
| | Jeff Bash | | | Dept of Ecol. Consultant |
| | Steve Deen | | | DOH/Consultant |
| | Bob Eagan | | | District #2, Po #4 |
| | Mike Ellis | | | District #3, Po #8 |
| | Andrew Evers | | | District #3, Po #7 |
| | King Fitch | | | Town Rep |
| | Vicki Heater | | | HCS Staff |
| | Paul Kamin | | | District #2, Po #5 |
| | Doug Kelly | | | Sound Hydrogeology/Cons |
| | John Ryberg | | | District #2, Po #6 |
| | Brent Snow | | | District #1, Po #1 |
| | Kimbal Sundberg | | | District #1, Po #2 |
| | Mark Tompkins | | | HCS Staff |
| | VACANT | | | Alternate Dist #1, Po #10 |
| | VACANT | | | Alternate Dist #2, Po #11 |
| | VACANT | | | Alternate Dist #3, Po #12 |
| | John Whetten | | | District #3, Po #9 |