Meet the Board Members

E. Joaquin Esquivel, Chair

E Joaquin Esquivel, Chair

E. Joaquin Esquivel was appointed to the State Water Resources Control Board by Governor Jerry Brown in March 2017 and designated by Governor Gavin Newsom as Chair in February 2019. Previously, he served as Assistant Secretary for federal water policy at the California Natural Resources Agency in the Governor’s Washington, D.C. office, where he facilitated the development of policy priorities between the agency, the Governor’s Office, the California Congressional delegation, and federal stakeholder agencies.

For more than eight years prior to that he worked for U.S. Senator Barbara Boxer of California, most recently as her legislative assistant covering the agriculture, Native American, water, oceans, and nutrition portfolios, in addition to being the director of information and technology.

He was born and raised in California’s Coachella Valley. He holds a BA from the University of California, Santa Barbara in English.

Dorene D'Adamo, Vice Chair

Dorene D'Adamo, Vice Chair

Dorene D'Adamo was appointed to State Water Resources Control Board by Governor Brown in 2013 and reappointed in 2018. She serves as the Vice-Chair and also as the agriculture member of the board. Ms. D’Adamo is on the Board of the California Partnership for the San Joaquin Valley and on the Board of the Pacific Forest and Watershed Lands Stewardship Council, and she also served on the Governor’s Drought Task Force. She was a member of the California Air Resources Board from 1999-2013 under the Brown, Schwarzenegger and Davis Administrations, where she was instrumental in the board's air quality and climate change programs and regulations.

Ms. D'Adamo served in various capacities for Members of Congress from the San Joaquin Valley over a 20-year period, working primarily on environmental, water and agricultural legislative policy.

Ms. D'Adamo earned a Bachelor of Arts degree from the University of California at Davis and a Juris Doctor from the University of the Pacific, McGeorge School of Law.

Tam M. Doduc

Tam Doduc

Tam Doduc serves as the civil engineer on the State Water Resources Control Board. Ms. Doduc most recently served as Deputy Secretary at the California Environmental Protection Agency (Cal/EPA), where she directed the agency's environmental justice and external scientific peer review activities. She also coordinated various environmental quality initiatives, and provided general oversight of children's environmental health programs.

Ms. Doduc began her career in 1989 as an environmental consultant. She then joined the staff of the State Water Resources Control Board and, later, the California Air Resources Board. From 1998 to 2002, Ms. Doduc provided technical and business assistance to environmental technology developers and manufacturers, serving in the Office of Environmental Technology and, later, as Cal/EPA's Assistant Secretary for Technology Certification. From 2002 to 2004, Ms. Doduc served as Cal/EPA’s Assistant Secretary for Agriculture, Air and Chemical Programs.

A licensed civil engineer, Ms. Doduc earned a Bachelor of Science in BioEngineering from the University of California at Berkeley, and a Master of Science in Civil Engineering from the California State University in Sacramento. She also earned a Master of Business Administration from the University of California at Berkeley.

Sean Maguire

Sean Maguire

Sean Maguire was appointed to the State Water Resources Control Board in December 2018 by Governor Brown and is a registered civil engineer. Mr. Maguire has had a diverse career both in both public service and as an engineering consultant, which provides a valuable perspective of the administrative challenges facing a government agency and needs of a broad array of water interests.

From 2015-2018, Mr. Maguire worked for the State Water Resources Control Board as a manager of the Storm Water Grant Program in the Division of Financial Assistance, and later as a manager in the Division of Water Rights where he oversaw administration of water right change petitions, licensing, and cannabis cultivation permitting. Prior to joining the Board, from 2003-2015, he worked for an engineering consulting firm serving a variety of municipalities and water agencies throughout the state, focused on water resources planning, drinking water, and wastewater infrastructure projects. Much of his work revolved around integrated water management and developing long term water supply solutions to meet the needs of both water users and the environment.

Mr. Maguire has a Bachelor of Science in Civil Engineering from California State University, Sacramento.

Laurel Firestone


Laurel Firestone was appointed to the State Water Resources Control Board by Governor Gavin Newsom in February 2019. Prior to joining the Board, Laurel co-founded and co-directed, from 2006-2019, the Community Water Center (CWC), a statewide non-profit environmental justice organization. Based in California’s Central Valley and Central Coast, the CWC helps disadvantaged communities gain access to safe, clean, and affordable drinking water and build civic engagement and leadership to achieve the human right to water.

Laurel has received a variety of awards and recognitions, including the James Irvine Foundation’s Leadership Award in 2018, and the Gary Bellow Public Service Award by the Harvard Law School in 2013. She also received an Equal Justice Works fellowship to start the Rural Poverty Water Project in the Central Valley in 2004-06 as part of the Center for Race, Poverty and the Environment. Laurel served on the Tulare County Water Commission from 2007‐2012 and co‐chaired the Governor’s Drinking Water Stakeholder Group from 2012‐2014. She served on a variety of state policy advisory committees and partnered with universities to develop research and clinical programs to ensure the human right to water. In 2009, Laurel authored the comprehensive Guide to Community Drinking Water Advocacy and has written a variety of articles relating to safe drinking water and the environment.

Laurel graduated with honors from Harvard Law School and holds a B.A. magna cum laude in Environmental Studies from Brown University.

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