Disinfection byproducts · 2025
Chlorite in Lowell, MA tap water
Lowell, MA's 2025 Chlorite measurement is below the federal limit of 1 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level System-wide | 0.43 mg/L | 1 mg/L MCL |
Range System-wide | 0.14 mg/L | 1 mg/L MCL |
Verbatim from Lowell, MA's 2025 Consumer Confidence Report — source document ↗
How Lowell, MA compares
4 of the 92 systems measuring Chlorite on The Water Map have it at or above the federal limit:
Nearby systems also reporting Chlorite:
People also ask
+Is there Chlorite in Lowell, MA tap water?
Yes — Lowell, MA's 2025 Consumer Confidence Report lists Chlorite at 0.43 mg/L. Lowell, MA's 2025 Chlorite measurement is below the federal limit of 1 mg/L (MCL).
+What's the federal limit for Chlorite in drinking water?
The federal MCL for Chlorite is 1 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 Chlorite over the federal limit?
4 of the 92 systems on The Water Map measuring Chlorite report it at or above the federal limit. Examples include St Petersburg, FL, Shreveport, LA, Columbia, SC.
+Where does this Chlorite measurement come from?
This page reproduces the Chlorite entry from the 2025 Consumer Confidence Report published by the Lowell, MA 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/ma/lowell/2025/source.