Industrial Section

Industrial Section

Cosmo Specialty Fibers

Wastewater permit

The Dept of Ecology issue the final Cosmo Specialty Fibers wastewater permit on November 12, 2015.
  • Permit
  • Fact Sheet (this describes the changes made to the permit, and includes the responses to comments received during the comment period)
Facility Information

Employing about 200 people, the mill uses virgin hemlock to make up to 550 tons of dissolving pulp (acetate, viscose and ether grades) each day. It discharges wastewater to Grays Harbor and the Chehalis River.

Facility Site Number: 32

Location and Mailing address:

    1701 1st Street
    P.O. Box 539
    Cosmopolis, WA 98537
Ecology air, wastewater and dangerous waste contact: