Patrick Versluis

Director of Water Quality

Patrick (Pat) Versluis is the Director of Water Quality for the Orange County Water District. He began his career with OCWD in 2002.  Pat’s responsibilities include oversight and implementation of many proactive, diverse, and comprehensive surface and groundwater monitoring programs focused on regulatory and non-regulatory activities that provide valuable information on ambient conditions of source waters and assessing groundwater protection.

Pat manages the groundwater compliance monitoring and reporting for over 200 drinking water wells used by the 19 cities and water districts in northern and central Orange County.  He ensures permit compliance for the District’s two water reclamation projects, the District’s general dewatering permit, and stormwater NPDES permits.  He regularly interacts with regulatory agencies, water districts/agencies and water quality experts on a wide range of water quality and policy issues regarding drinking water and proposed regulations.  Pat also manages public inquiries for water quality data and oversight of data summaries and statistics for regulatory reports.

Pat earned a Bachelor’s degree in Environmental Sciences from Oregon State University, a Master’s degree in Environmental Studies from California State University, Fullerton, and Master’s degree in Public Works Administration from California State University, Long Beach.  He is certified in the State of California as a Qualified Industrial Stormwater Practitioner (QISP).

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