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Environmental Health Unit
For general questions:
Email: omseptic@cowlitzwa.gov
Phone: 360-414-5599, push 1, then extension 6426
Fax: 360-425-7531
Season Long
Environmental Health Manager
Email: longs@cowlitzwa.gov
Location & Hours
Cowlitz County Admin. Bldg.
Environmental Health Unit
207 4th Ave N.
Kelso, WA 98626
Monday - Thursday
7:30 a.m. - 5:30 p.m.
TTY/VCO
711 or 800-833-6384
Washington Relay