Get Full Government Meeting Transcripts, Videos, & Alerts Forever!
PUC outlines preferred site, technology and early cost estimates for Southeast biosolids digesters
Summary
The PUC presented a recommendation to use thermal hydrolysis pretreatment and relocate digesters at the Southeast plant adjacent to Caltrain; staff gave a baseline budget of $1.22 billion and a rough order of cost of $1.75 billion subject to refinement and said environmental review would be aggressive (aiming to complete in two years).
San Francisco — The San Francisco Public Utilities Commission received an informational briefing on Jan. 27 on the Southeast Plant biosolids digester project and a staff recommendation to use thermal hydrolysis pretreatment.
Emilio Cruz, assistant general manager for infrastructure, said studies are complete and staff recommends thermal hydrolysis — a high‑temperature, high‑pressure pretreatment that can produce a Class A biosolid and reduce biosolids volume by about 10 percent while…
Already have an account? Log in
Subscribe to keep reading
Unlock the rest of this article — and every article on Citizen Portal.
- Unlimited articles
- AI-powered breakdowns of topics, speakers, decisions, and budgets
- Instant alerts when your location has a new meeting
- Follow topics and more locations
- 1,000 AI Insights / month, plus AI Chat
