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Comment Period

Specialty Minerals, Longview

Water quality permit

Feb. 20, 2020 - March 23, 2020, 11:59 p.m.

We invite you to comment on the draft state waste discharge water quality permit for Specialty Minerals in Longview.

  • Specialty Minerals makes a product called precipitated calcium carbonate. It sends its wastewater to the nearby Nippon Dynawave pulp and paper mill.
  • The mill then sends (discharges) treated wastewater to the Columbia River. 

Read the comment period notice for a summary of changes to the permit, where draft permit documents are available for review, how to comment, and how to request a hearing.

Visit our webpage for more information about this facility.

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Comment online

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Comment by mail

Mark Dirkx
Industrial Section
P.O. Box 47600
Olympia, WA 98504-7600
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Lindsey Ladd
Public outreach lead

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