San Juan County consists of an archipelago
of 172 islands in the maritime waters of northwestern Washington. It
was named by Spanish explorers who entered the Strait of Juan de Fuca
in 1790, San Juan County was officially established as a separate county
by act of the Washington Territorial Legislature on October 31, 1873.
Risk and Protective Profile for Substance
Abuse Prevention for San Juan County, Profile
of Substance Use and Need for Treatment Services in San Juan County.
Source:
RDA.