Inorganic chemicals · 2024

Nitrate in Louisville, KY tap water

Within the federal limit· 0.1× the limit

Louisville, KY's 2024 Nitrate measurement is below the federal limit of 10 mg/L (MCL).

The measurement

StatisticValue
Maximum
Bep
0.5 mg/L
Average
Bep
0.22 mg/L
Maximum
Ch
1 mg/L
Average
Ch
0.84 mg/L
Range
Bep
0.5 mg/L
Range
Ch
0.67–1 mg/L

Verbatim from Louisville, KY's 2024 Consumer Confidence Report — source document ↗

About Nitrate

A compound from fertilizer runoff, septic systems, and erosion of natural deposits.

Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.

How Louisville, KY compares

5 of the 318 systems measuring Nitrate on The Water Map have it at or above the federal limit:

Nearby systems also reporting Nitrate:

People also ask

+Is there Nitrate in Louisville, KY tap water?

Yes — Louisville, KY's 2024 Consumer Confidence Report lists Nitrate at 0.84 mg/L. Louisville, KY's 2024 Nitrate measurement is below the federal limit of 10 mg/L (MCL).

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

The federal MCL for Nitrate is 10 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Nitrate?

A compound from fertilizer runoff, septic systems, and erosion of natural deposits. Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.

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

5 of the 318 systems on The Water Map measuring Nitrate report it at or above the federal limit. Examples include Columbus, OH, Hollywood, FL, Mcallen, TX.

+Where does this Nitrate measurement come from?

This page reproduces the Nitrate entry from the 2024 Consumer Confidence Report published by the Louisville, KY 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/ky/louisville/2024/source.

Full report
All Louisville, KY water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
Nitrate across the U.S. →
Every public water system measuring Nitrate, ranked.