Disinfection byproducts · 2023
HAA5 in Indianapolis, IN tap water
Indianapolis, IN's 2023 HAA5 measurement is below the federal limit of 60 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 34 ug/L | 60 ug/L MCL |
Maximum Maximum of All Samples | 42 ug/L | 60 ug/L MCL |
Range System-wide | 17–50 ug/L | 60 ug/L MCL |
Average System-wide | 1.9 ug/L | 60 ug/L MCL |
Maximum Maximum of All Samples | 1.9 ug/L | 60 ug/L MCL |
Range System-wide | 1.9 ug/L | 60 ug/L MCL |
Average System-wide | 6.8 ug/L | 60 ug/L MCL |
Maximum Maximum of All Samples | 8.5 ug/L | 60 ug/L MCL |
Range System-wide | 2.1–18 ug/L | 60 ug/L MCL |
Average System-wide | 4.8 ug/L | 60 ug/L MCL |
Maximum Maximum of All Samples | 5.3 ug/L | 60 ug/L MCL |
Range System-wide | 4.3–5.3 ug/L | 60 ug/L MCL |
Verbatim from Indianapolis, IN's 2023 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 Indianapolis, IN compares
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People also ask
+Is there HAA5 in Indianapolis, IN tap water?
Yes — Indianapolis, IN's 2023 Consumer Confidence Report lists HAA5 at 34 ug/L. Indianapolis, IN's 2023 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 2023 Consumer Confidence Report published by the Indianapolis, IN 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/in/indianapolis/2023/source.