Disinfection byproducts · 2025

Bromoform in Golden State Water Company - Los Osos, CA tap water

Detected — no federal limit

Golden State Water Company - Los Osos, CA's 2025 report shows Bromoform detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Distribution
1.7 UG/L
Highest single sample
Distribution
1.7 UG/L

Verbatim from Golden State Water Company - Los Osos, CA's 2025 Consumer Confidence Report — source document ↗

About Bromoform

A trihalomethane disinfection byproduct.

Counted within regulated total trihalomethanes; long-term exposure is associated with liver and kidney effects.

How Golden State Water Company - Los Osos, CA compares

Nearby systems also reporting Bromoform:

People also ask

+Is there Bromoform in Golden State Water Company - Los Osos, CA tap water?

Yes — Golden State Water Company - Los Osos, CA's 2025 Consumer Confidence Report lists Bromoform at 1.7 UG/L. Golden State Water Company - Los Osos, CA's 2025 report shows Bromoform detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Bromoform in drinking water?

The EPA has not set an enforceable federal limit for Bromoform. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Bromoform?

A trihalomethane disinfection byproduct. Counted within regulated total trihalomethanes; long-term exposure is associated with liver and kidney effects.

+Where does this Bromoform measurement come from?

This page reproduces the Bromoform entry from the 2025 Consumer Confidence Report published by the Golden State Water Company - Los Osos, CA water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/ca/golden-state-water-company-los-osos/2025/source.

Full report
All Golden State Water Company - Los Osos, CA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Bromoform across the U.S. →
Every public water system measuring Bromoform, ranked.