Ten Years' Experience with SEPA Report

In 1983, Ten Years' Experience With SEPA, the Final Report of the Commission on Environmental Policy was published. The report culminated a review of SEPA that was started in 1981, ten years after it was enacted. The report documents the recommendations of Commission on Environmental Policy that resulted in changes to SEPA and the new SEPA Rules adopted in 1984. The report details the key reforms and the reasoning behind the changes in the SEPA statute and rules.  

View Ten Years' Experience With SEPA Report

Note: All documents are PDF

Download complete report
Ten Years' Experience with SEPA Report with Appendices (14.5 MB)

Download parts of report  

  1. Introduction and Executive Summary (1 MB)
  2. Statute (3.4 MB)
  3. Rules (3.6 MB)
  4. Process (0.5 MB)
  5. Appendices including SSB 3306 and proposed rules (5.8 MB)


If you have any questions, please contact the SEPA Unit at sepahelp@ecy.wa.gov or call (360) 407-6922.