Physical & aggregate · 2026
Turbidity in City of Vacaville, CA tap water
City of Vacaville, CA's 2026 Consumer Confidence Report shows Turbidity at or above the federal limit (5 NTU MCL). Measured value is 1.2× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Other | 0.033 NTU | 5 NTU MCL |
Highest single sample Source water | 33.7 NTU | 5 NTU MCL |
Highest single sample Other | 0.033 NTU | 5 NTU MCL |
Average Source water | 5.812857142857143 NTU | 5 NTU MCL |
Verbatim from City of Vacaville, CA's 2026 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 City of Vacaville, CA compares
5 of the 307 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 City of Vacaville, CA tap water?
Yes — City of Vacaville, CA's 2026 Consumer Confidence Report lists Turbidity at 5.812857142857143 NTU. City of Vacaville, CA's 2026 Consumer Confidence Report shows Turbidity at or above the federal limit (5 NTU MCL). Measured value is 1.2× the threshold.
+What's the federal limit for Turbidity in drinking water?
The federal MCL for Turbidity is 5 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 307 systems on The Water Map measuring Turbidity report it at or above the federal limit. Examples include Birmingham, AL, Albuquerque, NM, City of Vallejo, CA.
+Where does this Turbidity measurement come from?
This page reproduces the Turbidity entry from the 2026 Consumer Confidence Report published by the City of Vacaville, 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/vacaville/2026/source.