
Beginning April 1, 2007 all chitosan enhanced sand filtration operators must be trained by an Ecology-approved trainer.*
The following companies offer chitosan enhanced sand filtration operator training programs:
Cascade EcoSolutions
1916 220th Street SE, Suite M/101
Bothell, WA 98021
Clear Water Compliance Services, Inc.
12314 Beverly Park Road, Unit 134
Lynnwood, WA 98037
Phone: 425-265-9900
Fax: 425-265-9905
Water Tectonics
802 134th Street SW, Suite 110
Everett, WA 98204
Phone: 425-742-2062
Fax: 425-742-2453
Creative Courses, LLC
12320 NE 37th Street
Vancouver, WA 98682
Phone: 360-910-4800
ProTech GCS/ProTech Environmental (ProTech)
5055 Business Center Dr., Suite 108
Box 391
Fairfield, CA 94534
Phone: 800-433-6040
*CESF operators trained before April 1, 2007 will have to retake the training course before April 1, 2009.
For a list of trained operators, click here: Trained CESF Operator List.
Copyright © Washington State Department of Ecology. See http://www.ecy.wa.gov/copyright.html.