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Alaska Department of Environmental Conservation

Juneau State Office Mailing Address Update

All mail sent to the DEC office in Juneau through the U.S. Postal Service must be addressed to P.O. Box 111800, Juneau, AK, 99811. Beginning October 1, all mail addressed to our Willoughby Avenue address will not be delivered and will be returned to sender by the Post Office. This change only impacts incoming mail to the Juneau office.

Conserving, improving, and protecting Alaska's natural resources and environment
to enhance the health, safety, economic, and social well-being of Alaskans.

Current Events

Fairbanks Particulate Matter PM2.5
Residential wood smoke contributes 48 to 63 percent of the PM2.5 in the air. Fairbanks and North Pole exceed the National Ambient Air Quality Standard (NAAQS).
Per- and Polyfluoroalkyl Substances (PFAS)
Groundwater has been polluted by perfluorinated or PFAS chemicals from firefighting foams in a growing number of Alaskan communities.
DEC Cruise Ship Program
The program regularly monitors air emissions from cruise ships and ferries. 

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Department of Environmental Conservation

Mailing Address:  P.O. Box 111800
Juneau, Alaska 99811
Location:  410 Willoughby Avenue, Juneau