Board of Directors & Committees

The 11 individuals who comprise the CASQA Board of Directors are elected by the membership for staggered two-year terms, with a maximum of three consecutive terms. Officers of the Board are: Chair, Vice-Chair, Treasurer, and Secretary. Officers are elected by the Board of Directors and serve two–year terms. The Board meets bi-monthly at various locations throughout California and by conference call the other months. View the current Board of Directors' biographies below, as well as their term timelines. If you are a CASQA member and would like to help lead the direction of CASQA, consider running for the Board (elections occur each Fall).

The Board of Directors creates committees that accomplish the goals of CASQA, each consisting of two or more directors, and other persons that the directors may appoint. Standing Board Committees are: Audit, Awards, Events and Communications, Executive Program, Finance, Membership, and Strategic Planning. View details on the Board Committees below.


CASQA Organizational Chart (Dec 2020)
Board of Directors and Associated Terms (Jan 2023)

2023 Board of Directors Contact Information (Jan 2023)

List of current and past Chairs of the California Stormwater Quality Task Force (SWQTF) and California Stormwater Quality Association (CASQA)

The Board Resources page can only be viewed by CASQA Board members who have logged into their account. If you are a Board member, log in to view the resources.

Board of Directors

Dalia FadlChair

Dalia has a B.S. in Civil & Environmental Engineering from UC Berkeley and over 16 years of experience working as an engineer in the stormwater management and regulatory fields. In her current role, Dalia manages the Stormwater Division in the City of Rancho Cordova’s Public Works Department. Dalia has extensive knowledge and experience with stormwater quality regulations and National Pollutant Discharge Elimination System (NPDES) permit compliance. She is a registered engineer in the State of California.

Rob Carson, Vice Chair

Rob Carson is the program manager for the Marin Countywide Stormwater Pollution Prevention Program representing 12 municipal permittees under the statewide small MS4 general permit implementing the full range of permit compliance projects and programs. He has worked with municipal stormwater programs in the Bay Area since 2012 and before that managed water quality monitoring programs for a non-profit and the National Park Service. Rob is a Certified Professional in Storm Water Quality and a Qualified SWPPP Developer and holds a master’s degree in biology from Columbia University. He has served as a co-chair of the CASQA phase II subcommittee starting in 2020.

Amanda Carr, Secretary

Amanda Carr is the Deputy Director of OC Environmental Resources for the County of Orange. The County serves as the lead permittee for the 34 cities of Orange County under municipal NPDES permits issued by the Santa Ana and San Diego Regional Water Quality Control Boards. Amanda has 16 years of experience in water quality and stormwater regulation, with a focus on Total Maximum Daily Loads and municipal NPDES program development through collaborative stakeholder processes. She holds a Masters of Science in Environmental Science and a Masters of Public Affairs in Environmental Policy and Natural Resource Management from the Indiana University School of Public and Environmental Affairs.

Richard Boon, Treasurer

Richard Boon is Chief of the Watershed Protection Division, Riverside County Flood Control and Water Conservation District. He has 29 years of experience in water quality protection and management gained in local and national government both in the United Kingdom and United States. Prior to joining the District in 2017, Richard managed the Orange County Stormwater Program. Richard served as CASQA Board Chair in 2012 and 2013.

Ashli Desai, Director

Ashli is the President of Larry Walker Associates, an environmental engineering and science consulting firm specializing in water resources management. She has over 20 years of experience in assisting public agencies with Total Maximum Daily Loads, watershed planning, and stormwater management. Ashli supports municipalities in their efforts to address stormwater-related permitting and programmatic issues through an understanding of the interface between robust science, engineering, and emerging policy. Ashli received her B.S. in Earth Systems, Environmental Technology and M.S. in Civil and Environmental Engineering and Science from Stanford University.

Ann Gillespie, Director

Ann Gillespie is the Stormwater Program Coordinator for the County of San Luis Obispo and directs implementation of the County's Phase II Municipal General Permit. Ann has a B.S. in Ecology and Systematic Biology from Cal Poly San Luis Obispo, and over 15 years of professional experience across a variety of surface water quality and coastal ecology projects. Prior to joining the public sector, she worked as an environmental scientist in the private and nonprofit sectors. She holds professional certifications to perform the duties of CPESC, QSD, QSP and QISP. 

James Scanlin, Director

James is the Environmental Services Manager for the City of Newark. In this role James manages the city’s stormwater program as well as the waste management/recycling and sustainability programs. Prior to working in Newark, James was the Manager of the Alameda Countywide Clean Water Program for over 20 years. James received a B.S. in Resource Economics from the University of California, Berkeley and a Master of Public Administration from California State University, East Bay. 

Chris Sommers, Director

Chris is a Vice President at EOA, Inc., a small environmental engineering and science consulting firm based in the San Francisco Bay Area. Chris has over 20 years of experience assisting California public agencies in stormwater  and watershed management, with a focus on municipal stormwater, water quality monitoring, watershed assessment, Total Maximum Daily Loads, pollutant control programs, and program effectiveness evaluation. Chris holds a bachelor’s degree in environmental science from Indiana University and a Master of Science degree from Humboldt State University in Natural Resources Management.

Melanie Sotelo, Director

Melanie is an Associate Director of Environmental Services at CASC Engineering and Consulting, a civil and environmental engineering firm located in Southern California. Melanie has over 15 years of Phase I and Phase II stormwater program management experience, and has served as a consultant Stormwater Program Manager for a municipality in the Whitewater River Watershed since 2016. Additionally, Melanie has served as the Co-Chair of the Construction Subcommittee for the past several years. Melanie holds a B.S. in Environmental Science and M.S. in Environmental Engineering Systems from U.C. Riverside.

Christine Tolchin, Director

Christine Tolchin is the Group Program Manager for the County of San Diego Watershed Protection Program. She oversees Watershed policy, program planning, MS4 reporting, stormwater compliance, and collaboration between the 21 Copermittees and other agencies in the San Diego region.  She has worked on stormwater and conservation programs in San Diego County since 2005. Christine is a Certified Professional in Erosion and Sediment Control, a Qualified SWPPP Developer, a Qualified Industrial Stormwater Practitioner, a Certified Project Manager, and holds B.S. and M.S. degrees in Biological Sciences.

Jalaine Q. Verdiner, Director

Jalaine Q. Verdiner is a Principal Engineer with Los Angeles County Public Works, Stormwater Quality Division. She has over 25 years of experience in the public sector serving the residents of LA County in various capacities, most recently in the field of water resources and stormwater management. She oversees the planning of numerous stormwater quality solutions as well as the design of multi-benefit stormwater capture projects. In her current role, she manages the County and Los Angeles County Flood Control District’s compliance with the MS4 Permit which includes collaborating with other agencies in implementing stormwater programs and projects. Jalaine received her B.S. degree in Civil Engineering from California State University, Los Angeles, and her M.S. degree in Public Administration from California State University, Northridge.


Committees of the Board of Directors


Oversees the annual audit of CASQA’s finances and policies and procedures, and preparation of tax returns.

Chair: Dalia Fadl

Vice Chair: Richard Boon


Identifies and recognizes exemplary leadership, outstanding projects, activities, and contributions to the field of stormwater quality management

Chair: Melanie Sotelo

Vice Chair: Christine Tolchin

Events and Communications

Ensures a coordinated approach is used to plan, design, and conduct all CASQA events, including the Annual Conference, Seminar Series, and trainings. Plans the Seminar Series.

Chair: Melanie Sotelo

Vice Chair: Ann Gillespie

Executive Program

Comprises no more than twenty-seven (27) committee members and directs the technical work of the association through subcommittees.

Chair: Rob Carson

Vice Chair: Ashli Desai


Manages CASQA’s fiscal resources, including proposing the annual operating budget and overseeing all financial transactions.

Chair: Richard Boon

Vice Chair: Jim Scanlin


Retain existing members, outreach to potential new members, and improve membership value.

Chair: Chris Sommers

Vice Chair: Jalaine Verdiner

Strategic Planning

Advises the Board of Directors on the strategic direction of CASQA. Oversees the implementation of the Strategic Plan and Vision within CASQA.

Chair: Ashli Desai

Vice Chair: Amanda Carr