Disinfectants · 2024

Chlorine in City of Baltimore, MD tap water

Within the federal limit· 0.1× the limit

City of Baltimore, MD's 2024 Chlorine measurement is below the federal limit of 4 (MCL).

The measurement

StatisticValue
Maximum
Montebello Plants
1.24
Range
Montebello Plants
0.42–1.24
Range
Ashburton Plant
0.5–1.15
Running annual avg
Running Annual Average of Samples Computed Quarterly
0.46
Maximum
Ashburton Plant
1.15

Verbatim from City of Baltimore, MD's 2024 Consumer Confidence Report — source document ↗

About Chlorine

A disinfectant added to drinking water to kill bacteria and viruses.

Effective and necessary, but high residual levels can cause taste and odor issues; the EPA caps the residual disinfectant level.

How City of Baltimore, MD compares

5 of the 298 systems measuring Chlorine on The Water Map have it at or above the federal limit:

Nearby systems also reporting Chlorine:

People also ask

+Is there Chlorine in City of Baltimore, MD tap water?

Yes — City of Baltimore, MD's 2024 Consumer Confidence Report lists Chlorine at 0.46. City of Baltimore, MD's 2024 Chlorine measurement is below the federal limit of 4 (MCL).

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

The federal MCL for Chlorine is 4 . The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Chlorine?

A disinfectant added to drinking water to kill bacteria and viruses. Effective and necessary, but high residual levels can cause taste and odor issues; the EPA caps the residual disinfectant level.

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

5 of the 298 systems on The Water Map measuring Chlorine report it at or above the federal limit. Examples include Pittsburgh, PA, Columbus, OH, Albuquerque, NM.

+Where does this Chlorine measurement come from?

This page reproduces the Chlorine entry from the 2024 Consumer Confidence Report published by the City of Baltimore, MD 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/md/baltimore/2024/source.

Full report
All City of Baltimore, MD water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
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Every public water system measuring Chlorine, ranked.