Evaluation of Emerging Stormwater Treatment Technologies
The Technology Assessment Protocol - Ecology (TAPE) is now open to new applications.
For vendors, designers, and manufacturers who wish to have their stormwater treatment technologies certified by the Washington State TAPE program begin by reading the Technology Assessment Protocol – Ecology Process Overview.
PLEASE NOTE: Ecology has revised the 2008 TAPE Technical Guidance Manual. Guidance from both the 2008 and the revised 2011 versions are acceptable at this time. Below you will find both versions of the TAPE Guidance Manual.
*Until December 31, 2012, all applicants must identify which
version they wish to follow when submitting their application
Both hard copy and digital files are required in the initial application.
Ecology will process applications in the order received. We will return incomplete applications to the applicant with a description of what is missing.
Ecology is also reopening the Chemical
Technology Assessment Protocol – Ecology
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