Physical & aggregate · 2025
Turbidity in Lowell, MA tap water
Lowell, MA's 2025 Turbidity measurement is below the federal limit of 1 NTU (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 0.06 NTU | 1 NTU MCL |
Reported level System-wide | 0.19 NTU | 1 NTU MCL |
Verbatim from Lowell, MA's 2025 Consumer Confidence Report — source document ↗
About Turbidity
A measure of cloudiness from suspended particles in the water.
High turbidity can shelter microbes from disinfection; the EPA enforces it through a treatment-technique standard.
How Lowell, MA compares
5 of the 661 systems measuring Turbidity on The Water Map have it at or above the federal limit:
Nearby systems also reporting Turbidity:
People also ask
+Is there Turbidity in Lowell, MA tap water?
Yes — Lowell, MA's 2025 Consumer Confidence Report lists Turbidity at 0.19 NTU. Lowell, MA's 2025 Turbidity measurement is below the federal limit of 1 NTU (MCL).
+What's the federal limit for Turbidity in drinking water?
The federal MCL for Turbidity is 1 NTU. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Turbidity?
A measure of cloudiness from suspended particles in the water. High turbidity can shelter microbes from disinfection; the EPA enforces it through a treatment-technique standard.
+Which other U.S. cities have Turbidity over the federal limit?
5 of the 661 systems on The Water Map measuring Turbidity report it at or above the federal limit. Examples include East Niles Csd — Bakersfield, Ca, CA, Temescal Valley Water District — Temescal Valley, Ca, CA, Cedar Rapids, IA.
+Where does this Turbidity measurement come from?
This page reproduces the Turbidity 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.