Disinfection byproducts · 2024
NDMA in Rodeo, CA tap water
Rodeo, CA's 2024 NDMA measurement is below the federal limit of 10 ng/L (NL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level USL | 0–4.4 ng/L | 10 ng/L NL |
Reported level Sobrante | 0–6.5 ng/L | 10 ng/L NL |
Reported level Walnut Creek | 0–3.3 ng/L | 10 ng/L NL |
Reported level Orinda | 1.2–1.7 ng/L | 10 ng/L NL |
Reported level Lafayette | 0–2.3 ng/L | 10 ng/L NL |
Average EBMUD Results System | 3.9 ng/L | 10 ng/L NL |
Verbatim from Rodeo, CA's 2024 Consumer Confidence Report — source document ↗
How Rodeo, CA compares
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People also ask
+Is there NDMA in Rodeo, CA tap water?
Yes — Rodeo, CA's 2024 Consumer Confidence Report lists NDMA at 3.9 ng/L. Rodeo, CA's 2024 NDMA measurement is below the federal limit of 10 ng/L (NL).
+What's the federal limit for NDMA in drinking water?
The federal NL for NDMA is 10 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+Where does this NDMA measurement come from?
This page reproduces the NDMA entry from the 2024 Consumer Confidence Report published by the Rodeo, 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/rodeo/2024/source.