Get Full Government Meeting Transcripts, Videos, & Alerts Forever!
Mountain View finds chromium-6 above state public-health goal but well below federal limit; treatment study estimated at $48 million
Summary
The city's 2022–2024 public health goals report found chromium-6 concentrations in four groundwater wells exceeded the Office of Environmental Health Hazard Assessment's public health goal but remained below the state maximum contaminant level. City staff said there are no regulatory violations and outlined treatment and cost estimates.
Mountain View — City staff reported to council Tuesday that routine testing of groundwater wells detected levels of hexavalent chromium (chromium‑6) above California’s public-health goal but far below the state maximum contaminant level used for regulatory compliance.
Utility Services Manager Mike Vasquez and Assistant Public Works Director Lisa Au told the council the report covers calendar years 2022–2024 and fulfills a required triennial update to the state on any exceedances of public‑health goals (PHGs) set by the California Office of Environmental Health Hazard Assessment.
What the tests showed: Vasquez said routine monitoring of the city’s four groundwater wells detected chromium‑6 concentrations in the range of about 0.36 to 1.6 parts per…
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
