Specialty Minerals, Wallula

Facility information

• This facility makes precipitated calcium carbonate by reacting carbon dioxide from the Boise, Walulla pulp and paper mill or liquid carbon dioxide with slaked lime.
• Wastewater from the process is sent to the Boise mill for treatment. The mill then sends it to the Columbia River.

Permit information

• Wastewater permit
  • Support document
• For information on the Specialty Mineral's air quality permit, contact Ecology's Eastern Regional Office at 509-329-3400.

Specialty Minerals, Wallula contacts

Company website
Facility phone: 509-545-9777
Location: 31829 US Highway 12, Wallula, Wash.