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The CWEA Desert and Mountain Section is located in Southern California and represents Inyo County plus portions of San Bernardino, and Mono Counties in the Southern Lahontan Region of the SWRCB. (Big Bear, Running Springs, Lake Arrowhead, Crestline, are within the Desert and Mountain Boundaries).This section is dedicated to keeping its membership current on wastewater collection,treatment,and disposal practices. CWEA is a statewide organization for wastewater professionals and has over 9000 members in 17 local sections.