Disinfectants · 2023

Chloramine in City of San Jose - Nsj/alviso — San Jose, Ca, CA tap water

Within the federal limit· 0.8× the limit

City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 Chloramine measurement is below the federal limit.

The measurement

StatisticValue
Range
North San José/ Alviso (SFPUC Treated Water)
0.06–3.7 mg/L
Average
Evergreen (Valley Water Treated Water)
1.8 mg/L
Range
Evergreen (Valley Water Treated Water)
0.01–3.2 mg/L
Range
Coyote Valley (Groundwater)
3.7 mg/L
Range
Edenvale (Groundwater)
3.5 mg/L
Average
North San José/ Alviso (SFPUC Treated Water)
3 mg/L

Verbatim from City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 Consumer Confidence Report — source document ↗

About Chloramine

A longer-lasting disinfectant made by combining chlorine with ammonia.

Holds disinfection further into the pipe network, but is regulated under the same residual-disinfectant cap as chlorine.

How City of San Jose - Nsj/alviso — San Jose, Ca, CA compares

5 of the 127 systems measuring Chloramine on The Water Map have it at or above the federal limit:

Nearby systems also reporting Chloramine:

People also ask

+Is there Chloramine in City of San Jose - Nsj/alviso — San Jose, Ca, CA tap water?

Yes — City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 Consumer Confidence Report lists Chloramine at 3 mg/L. City of San Jose - Nsj/alviso — San Jose, Ca, CA's 2023 Chloramine measurement is below the federal limit.

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

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

+What is Chloramine?

A longer-lasting disinfectant made by combining chlorine with ammonia. Holds disinfection further into the pipe network, but is regulated under the same residual-disinfectant cap as chlorine.

+Which other U.S. cities have Chloramine over the federal limit?

5 of the 127 systems on The Water Map measuring Chloramine report it at or above the federal limit. Examples include Hialeah, FL, Shreveport, LA, Suffolk, VA.

+Where does this Chloramine measurement come from?

This page reproduces the Chloramine entry from the 2023 Consumer Confidence Report published by the City of San Jose - Nsj/alviso — San Jose, 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/san-jose-nsj-alviso-san-jose-ca/2023/source.

Full report
All City of San Jose - Nsj/alviso — San Jose, Ca, CA water-quality data →
Every contaminant measured in the 2023 report.
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Every public water system measuring Chloramine, ranked.