Les is a registered environmental Health specialist, serving as CYA’s head septic designer. For 30+ years, Les has designed hundreds of systems in 10 counties and has been one of the leading proponents of water reuse and conservation, attending Localizing California Water Conferences, and collaborating with Civil Engineer partners, Milani & Associates on wastewater treatment plant projects. Les served as the Senior Environmental Health Specialist and led the small water systems program at Contra Costa County Environmental Health. Prior to that he was a regulator at El Dorado County and Yuba County Health departments. Water conservation has been Les’ raison d’etre.