Other · 2025

Nitrate Nitrite in Pasadena Water and Power, CA tap water

Within the federal limit· 0.4× the limit

Pasadena Water and Power, CA's 2025 Nitrate Nitrite measurement is below the federal limit of 10 MG/L (MCL).

The measurement

StatisticValue
Highest single sample
Source water
4.3 MG/L
Average
Source water
4.3 MG/L

Verbatim from Pasadena Water and Power, CA's 2025 Consumer Confidence Report — source document ↗

How Pasadena Water and Power, CA compares

4 of the 127 systems measuring Nitrate Nitrite on The Water Map have it at or above the federal limit:

Nearby systems also reporting Nitrate Nitrite:

People also ask

+Is there Nitrate Nitrite in Pasadena Water and Power, CA tap water?

Yes — Pasadena Water and Power, CA's 2025 Consumer Confidence Report lists Nitrate Nitrite at 4.3 MG/L. Pasadena Water and Power, CA's 2025 Nitrate Nitrite measurement is below the federal limit of 10 MG/L (MCL).

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

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

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

4 of the 127 systems on The Water Map measuring Nitrate Nitrite report it at or above the federal limit. Examples include Pomona - City, Water Dept., CA, Pomona - City, Water Dept., CA, Pomona - City, Water Dept., CA.

+Where does this Nitrate Nitrite measurement come from?

This page reproduces the Nitrate Nitrite entry from the 2025 Consumer Confidence Report published by the Pasadena Water and Power, 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/pasadena-water-and-power/2025/source.

Full report
All Pasadena Water and Power, CA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Nitrate Nitrite across the U.S. →
Every public water system measuring Nitrate Nitrite, ranked.