Microbial · 2021
Total Coliform in Norwalk - City, Water Dept. — Norwalk, Ca, CA tap water
Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 report shows Total Coliform detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Distribution System Range % Positive | 0–4.4 % | None set |
Average Distribution System Average % Positive | 0.4 % | None set |
Verbatim from Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 Consumer Confidence Report — source document ↗
About Total Coliform
A group of bacteria used as an indicator of overall water-system sanitation.
Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.
How Norwalk - City, Water Dept. — Norwalk, Ca, CA compares
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People also ask
+Is there Total Coliform in Norwalk - City, Water Dept. — Norwalk, Ca, CA tap water?
Yes — Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 Consumer Confidence Report lists Total Coliform at 0.4 %. Norwalk - City, Water Dept. — Norwalk, Ca, CA's 2021 report shows Total Coliform detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Total Coliform in drinking water?
The EPA has not set an enforceable federal limit for Total Coliform. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Total Coliform?
A group of bacteria used as an indicator of overall water-system sanitation. Coliforms themselves are usually harmless, but their presence signals that disease-causing organisms could enter the system.
+Where does this Total Coliform measurement come from?
This page reproduces the Total Coliform entry from the 2021 Consumer Confidence Report published by the Norwalk - City, Water Dept. — Norwalk, Ca, 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/norwalk-city-water-dept-norwalk-ca/2021/source.