State of Washington Energy Facility Site Evaluation Council
On May 30, 2017 the U.S. Environmental
Protection Agency (EPA) announced it's approval of EFSEC's State
Implementation Plan (SIP). The approved SIP allows EFSEC to issue
federally-delegated Prevention of Significant Deterioration (PSD) air
quality permits to EFSEC-licensed facilities. The SIP effective date is
June 29, 2017.
Major documents relevant to the SIP process
can be accessed from the following table:
In 2015, as a precondition to submitting it's updated SIP, EFSEC updated it's air quality rules
contained in chapter 463-78 WAC to be consistent with federal
regulations. Administrative record documents related to the 2015
rulemaking are on the
rulemaking page below the table.