For City Council Meeting June 10, 2025
TO: Honorable Mayor and City Council
FROM: Tanya Williams, City Manager
AUTHOR: John Rossi, interim Utilities Director
Toyasha Sebbag, Assistant to the City Manager
Title
Request City Council/Rialto Utility Authority Board set a Public Hearing for July 22, 2025, to receive public comment on the 2025 Public Health Goals Report as required by the California Health and Safety Code ? 116470(b).
Body
RECOMMENDATION
Staff recommends that the City Council/Rialto Utility Authority Board set a Public Hearing for July 22, 2025, to receive public comment on the 2025 Public Health Goals Report as required by the California Health and Safety Code ? 116470(b).
BACKGROUND
The California Health and Safety Code Section 116470(b) requires public water systems serving more than 10,000 service connections to prepare a Public Health Goals (PHG) Report every three years. This report must identify any detected constituents in the drinking water supply that exceed non-enforceable PHG's established by the California Office of Environmental Health Hazard Assessment (OEHHA) and explain the associated health risks, estimated costs of treatment, and whether any actions have been taken to reduce the constituent levels.
PHGs are not regulatory standards. The PHG Report must be made available to the public and presented at a formally noticed public hearing to allow for community input.
ANALYSIS/DISCUSSION
Rialto Utility Authority (RUA) has prepared the 2025 PHG Report, which covers calendar years 2022, 2023, and 2024. The report identifies any drinking water constituents found above OEHHA's PHGs or U.S. EPA Maximum Contaminant Level Goals (MCLGs) in RUA's water distribution system.
PHGs are extremely conservative health-based goals, often set at levels far lower than enforceable regulatory limits and are intended to inform the public of possible health risks associated with long-term exposure. Although RUA's water meets all enforcea...
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