Physical & aggregate · 2025
TOC in City of Newport News, VA tap water
City of Newport News, VA's 2025 report shows TOC detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Maximum Max Conc | 1.22 | None set |
Reported level System-wide | 1.22 | None set |
Range Range of Individual Test Results Low | 0.53–1.82 | None set |
Range System-wide | 0.53–1.82 | None set |
Verbatim from City of Newport News, VA's 2025 Consumer Confidence Report — source document ↗
About TOC
Total organic carbon — a measure of organic material dissolved in the water.
Not harmful itself, but it is the raw material that forms disinfection byproducts; removal is a treatment requirement.
How City of Newport News, VA compares
5 of the 211 systems measuring TOC on The Water Map have it at or above the federal limit:
Nearby systems also reporting TOC:
People also ask
+Is there TOC in City of Newport News, VA tap water?
Yes — City of Newport News, VA's 2025 Consumer Confidence Report lists TOC at 0.53–1.82. City of Newport News, VA's 2025 report shows TOC detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for TOC in drinking water?
The EPA has not set an enforceable federal limit for TOC. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is TOC?
Total organic carbon — a measure of organic material dissolved in the water. Not harmful itself, but it is the raw material that forms disinfection byproducts; removal is a treatment requirement.
+Which other U.S. cities have TOC over the federal limit?
5 of the 211 systems on The Water Map measuring TOC report it at or above the federal limit. Examples include Kansas City, KS, Centennial, CO, Gilbert, AZ.
+Where does this TOC measurement come from?
This page reproduces the TOC entry from the 2025 Consumer Confidence Report published by the City of Newport News, VA 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/va/newport-news/2025/source.