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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, 99811-1800. 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.

Improving and Protecting Alaska's Water Quality


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The Division of Water:

  • Establishes standards for water cleanliness
  • Regulates discharges to waters and wetlands
  • Provides financial assistance for water and wastewater facility construction and waterbody assessment and remediation
  • Trains, certifies, and assists water and wastewater system operators
  • Monitors and reports on water quality