ELTAC Members

Mission Statement
Established May 11, 2016

“ELTAC serves to facilitate transparency, as an inclusive conduit for the fair and balanced exchange of information and dialogue between the laboratory community, California regulatory agencies, data users, and ELAP. ELTAC works to provide support, critical stakeholder review, scientifically valid advice, and unbiased guidance to ELAP on technical issues and the foreseeable effects that ELAP regulatory decisions may have, to ensure public health and environmental protection. ELTAC partners with ELAP to create and maintain a high quality accreditation program to meet the needs of the laboratory community, California regulatory agencies, and data users.”

diane anderson   
Diane Anderson, APPL, Inc.

Appointed: September 7, 2017
Term Expires: December 31, 2019

Diane Anderson is the president and founder of APPL Inc. (Agriculture and Priority Pollutants Laboratories) in Clovis, CA. She earned her Bachelor’s Degree in Chemistry from California State University, Fresno, California, in 1976. From 1976 to 1982, Diane worked as a chemist in the California agriculture industry, and in 1982 she started her own environmental laboratory. Since then, the corporation has grown to over 50 employees. At APPL, Diane has overseen the analytical work for soil remediation, water quality monitoring, and Department of Defense projects. She has participated in US EPA method development for many hazardous waste methodologies and is an active member of several industry workgroups. APPL, Inc.’s professional certifications include Department of Defense, NELAC, NELAP, 15 individual state, and woman-owned, small, disadvantaged business certifications.

Representing hazardous waste testing laboratories
Contact: danderson@applinc.com

Sean McCarthy, P.E., State Water Resources Control Board, Division of Drinking Water

Appointed: March 20, 2018
Term Expires: March 31, 2020

Sean McCarthy holds a B.S. in Chemical Engineering and a Masters of Engineering degree in Civil/Environmental Engineering, and has over 19 years experience in the drinking water industry dealing with water utilities, consulting engineers, and regulatory agencies. Sean has extensive experience conducting comprehensive evaluations of public water systems. He has also provided technical assistance to public water systems of varying sizes and treatment facility complexities on issues ranging from water treatment plant performance problems to regulatory compliance issues. Sean is a registered Professional Engineer and currently serves as South Coast Section Chief of the Division of Drinking Water with the State Water Board.

Representing Division of Drinking Water, State Water Resources Control Board
Contact: sean.mccarthy@waterboards.ca.gov

stephen clark   
Stephen Clark, Pacific EcoRisk, ELTAC Chairperson

Appointed Chairperson: November 15, 2018
Term Expires: December 31, 2019

Stephen received his B.S. in biology with a focus in marine biology from CSU, Stanislaus, and performed his doctorate research in ecotoxicology at the UC Davis. For over 27 years, Stephen has been directing and participating in aquatic ecotoxicology and environmental chemistry research and testing. In 1999, Stephen joined Pacific EcoRisk (PER), an environmental consulting and testing company in Fairfield, CA. He has served as PER’s QA Officer, Laboratory Director, and is currently PER’s Vice President.

Representing specialty laboratories
Contact: slclark@pacificecorisk.com