Disinfection byproducts · 2024
HAA5 in Dayton, OH tap water
Dayton, OH's 2024 HAA5 measurement is below the federal limit of 60 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample System-wide | 7.1 ug/L | 60 ug/L MCL |
Range System-wide | 3.2–5.9 ug/L | 60 ug/L MCL |
Verbatim from Dayton, OH's 2024 Consumer Confidence Report — source document ↗
About HAA5
Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.
Long-term exposure above the federal limit is associated with an increased cancer risk.
How Dayton, OH compares
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People also ask
+Is there HAA5 in Dayton, OH tap water?
Yes — Dayton, OH's 2024 Consumer Confidence Report lists HAA5 at 7.1 ug/L. Dayton, OH's 2024 HAA5 measurement is below the federal limit of 60 ug/L (MCL).
+What's the federal limit for HAA5 in drinking water?
The federal MCL for HAA5 is 60 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is HAA5?
Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. Long-term exposure above the federal limit is associated with an increased cancer risk.
+Where does this HAA5 measurement come from?
This page reproduces the HAA5 entry from the 2024 Consumer Confidence Report published by the Dayton, OH 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/oh/dayton/2024/source.