Disinfection byproducts · 2023
HAA5 in City of Roseville — Roseville, Ca, CA tap water
City of Roseville — Roseville, Ca, CA's 2023 Consumer Confidence Report shows HAA5 at or above the federal limit. Measured value is 385.0× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 18.3 | None set |
Average Distance | 23.1 mg/L | None set |
Range System-wide | 13–23 | None set |
Range Distance | 17–35 mg/L | None set |
Verbatim from City of Roseville — Roseville, Ca, CA'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 City of Roseville — Roseville, Ca, CA compares
5 of the 1145 systems measuring HAA5 on The Water Map have it at or above the federal limit:
Nearby systems also reporting HAA5:
People also ask
+Is there HAA5 in City of Roseville — Roseville, Ca, CA tap water?
Yes — City of Roseville — Roseville, Ca, CA's 2023 Consumer Confidence Report lists HAA5 at 23.1 mg/L. City of Roseville — Roseville, Ca, CA's 2023 Consumer Confidence Report shows HAA5 at or above the federal limit. Measured value is 385.0× the threshold.
+What's the federal limit for HAA5 in drinking water?
The EPA has not set an enforceable federal limit for HAA5. Utilities still report any measured levels in their annual Consumer Confidence Report.
+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.
+Which other U.S. cities have HAA5 over the federal limit?
5 of the 1145 systems on The Water Map measuring HAA5 report it at or above the federal limit. Examples include Tejon Castac Wd - I5 & Laval Rd — Lebec, Ca, CA, Helendale Community Service District — Helendale, Ca, CA, North Tahoe Pud - Main — Tahoe Vista, Ca, CA.
+Where does this HAA5 measurement come from?
This page reproduces the HAA5 entry from the 2023 Consumer Confidence Report published by the City of Roseville — Roseville, Ca, 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/roseville-roseville-ca/2023/source.