All workgroups are open to agency and associate members with an interest in the subject matter. Workgroups choose their own chair and vice chair.


Regulatory Workgroup

Co-Chair – Amber Baylor (SOCWA)
Co-Chair – Mitch Mysliwiec (Larry Walker Associates)

Scope and Purpose: The regulatory workgroup: (1) establishes CASA’s position on state and federal regulatory proposals that affect wastewater agencies, (2) assists in drafting comment letters and regulatory language, and (3) provides a forum for members to learn about the latest regulatory developments on biosolids, water quality, and recycled water. The workgroup is divided into two subgroups with a biosolids focus and a water focus.

Biosolids Co-Chair – Janet Samala (City of LA)
Biosolids Co-Chair – Ryan Batjiaka (SFPUC)

Water Co-Chair – Lori Schectel (Central San)
Water Co-Chair – Josh Westfall (LACSD)

Meetings: The workgroup typically meets the third Thursday of every month except August. Before the COVID-19 pandemic, half of the meetings were by teleconference with the other half occurring in-person rotating between northern and southern California. Since 2020, we have held our meetings virtually via Zoom.

Join or learn more about the water issue workgroup and/or the biosolids workgroup.

Collection Systems Workgroup

Chair – Paul Causey (Causey Consulting)
Vice Chair – Robin Morishita (Leucadia Wastewater District)

Scope and Purpose: The collection systems workgroup reviews and comments on regulatory proposals and permits relating to sewer collection systems, serves as a clearinghouse for collection system performance metrics and other data and coordinates with other associations working on collection system issues.

Meetings: Before the COVID-19 pandemic, the workgroup met every other month via teleconference. Since 2020, we have held our meetings virtually via Zoom

Join or learn more about the collections workgroup.

Air Quality, Climate Change and Energy Workgroup (ACE)

Chair – Jackie Zipkin (EBDA)

Scope and Purpose: The air quality, climate change and energy workgroup reviews and comments on regulatory, legislative and policy proposals related to energy and climate change. The workgroup serves as a forum to discuss regulatory and policy initiatives, new technologies, funding opportunities and capital projects.

Meetings: The workgroup meets every month either in person, video conference or conference call.

Join or learn more about the air quality, climate change and energy workgroup.