Disinfection byproducts · 2023
NDMA in Barrio Logan, CA tap water
Barrio Logan, CA's 2023 report shows NDMA detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Purchased Treated Water | 1.3 ng/L | 10 ng/L NL |
Range Purchased Treated Water | 0–2.5 ng/L | 10 ng/L NL |
Verbatim from Barrio Logan, CA's 2023 Consumer Confidence Report — source document ↗
How Barrio Logan, CA compares
Nearby systems also reporting NDMA:
People also ask
+Is there NDMA in Barrio Logan, CA tap water?
Yes — Barrio Logan, CA's 2023 Consumer Confidence Report lists NDMA at 1.3 ng/L. Barrio Logan, CA's 2023 report shows NDMA detected, but the EPA has not set an enforceable federal limit for it.
+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 2023 Consumer Confidence Report published by the Barrio Logan, 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/san-diego/2023/source.