Steering Committee Members

2021 - 2022

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Lynn Rodriguez, Co-Chair, Term ending June 30, 2022

Lynn has been an enthusiastic water resource management professional since 1981.  She currently manages the Watersheds Coalition of Ventura County (WCVC) IRWM Program.  In collaboration with stakeholders in the region, she prepares and oversees IRWM plan development and implementation, and manages the ongoing stakeholder engagement process. She also serves as co-chair of the LA-Ventura Area Disadvantaged Community Involvement Task Force. She has served on numerous local, statewide and national water management-related committees and is a graduate of UCSB.  She is passionate about water issues and spending time in and around water and nature.

Mark Stadler, Co-Chair, Term ending June 30, 2023

Mark, a principal water resources specialist at the San Diego County Water Authority, has managed the San Diego Integrated Regional Water Management Program since 2007. He is most proud of how the program has brought together diverse interests to meet the needs of the present without compromising the ability of future generations to achieve their water-related objectives. Mark has participated in several local and statewide committees concerning water issues and been a panelist or speaker at numerous conferences. Mark began working at the Water Authority in the Public Information Department in 1989. Before that, he worked as a writer and editor at several San Diego-area newspapers. He has a bachelor’s degree in political science from UCSD and a master’s of public administration degree from San  Diego State.

Ian Achimore, Term ending June 30, 2023

Ian is a Senior Watershed Manager at the Santa Ana Watershed Project Authority where he manages projects related to integrated watershed planning, water use efficiency, native fish habitat and invasive species removal. Prior to his employment at SAWPA in Southern California, Ian lived in Washington, D.C. where he received his Master in Public Policy from Georgetown University and worked at the U.S. Environmental Protection Agency.

Holly Alpert, Ph.D., Term ending June 30, 2023

Holly lives in Bishop, California, and works on California water issues in two capacities:  Director of the Inyo-Mono IRWM Program in eastern California and IRWMP Coordinator for the California Rural Water Association.  Within these two roles, Holly has been working with small, rural, and disadvantaged communities for the past 13 years with the goal of building capacity and increasing self-sufficiency with respect to water resources.  Holly also works on the intersection of water resources and climate change and served on the California Department of Water Resources’ Climate Change Technical Advisory Group.  Holly holds a B.A. in Environmental Science and American Studies from Wellesley College and a Ph.D. in Environmental Studies from the University of California, Santa Cruz.  

Sam Cohen, Term ending June 30, 2023

Since 2005, Sam Cohen has brought his legal talents to the Santa Ynez Band of Chumash Indians as the Government Affairs Officer and Legal Officer. During his tenure in this role, Cohen has led the tribe in their nine-year Fee to Trust application to successfully establish 6.9 acres of land in federal trust for a Chumash Museum and Cultural Center. Cohen also served as lead counsel for the tribe in the renegotiation of the Tribal State Compact in 2014 and 2015. He has been instrumental in the tribe’s educational legislative efforts. Cohen earned his bachelor’s degree from the University of Arizona and his Juris Doctorate from the University of Minnesota. He also studied law at University College London and has an LL.M. degree from the Tax Program at New York University.

Susan Haydon, Term ending June 30, 2022

Susan is a Conservation Planner & Project Manager at Sonoma Water where she manages multi-benefit flood, drought, and wildfire fuels reduction programs. She led the development of the Southern Sonoma County Storm Water Resource Plan and launched the FireSmart Lake Sonoma watershed program.  She is the Director of Legislative & Policy Development for the North Coast Resource Partnership, a coalition of Tribes and 7 counties engaged in water, wildfire, and climate resiliency efforts. Prior to her work at Sonoma Water, she served for 15 years as Asst. District Manager of Southern Sonoma County RCD.    She is a proud graduate of Humboldt State University’s geography program and town Planning Commissioner. 

Soua Lee, Term ending June 30, 2022

Soua is a Program and Regulatory Analyst with the Kings River Conservation District (KRCD), where she manages the Kings Basin Water Authority IRWM group and is lead on the Kings River Fisheries Management Program. Soua has experience in securing and administering several multi-million dollar IRWM grant projects and KRCD grant projects. She holds a BA from UC Santa Barbara in Environmental Studies. She enjoys hiking the outdoors and spending time with her family.   


Jenna Voss, Term ending June 30, 2022

Jenna is a Watershed Manager for the County of Orange (County), where she coordinates the South Orange County Watershed Management Area IRWM Group. Duties include: implementing the IRWM Plan and OC Stormwater Resource Plan, facilitating development of regional projects, maintaining a cloud-based Data Management System for stakeholder collaboration, and applying for/managing grants. Jenna is also an active member in the California Stormwater Quality Association (CASQA), assisting with collaboration between the Roundtable of Regions and CASQA. Prior to working with the County, Ms. Voss specialized in fishery and benthic community research, holding positions with UC Davis and NOAA.  Ms. Voss holds a Bachelors of Science from the University of Michigan in Ecology.