Disinfection byproducts · 2021
TTHM in Nevada Id - North Auburn — Grass Valley, Ca, CA tap water
Nevada Id - North Auburn — Grass Valley, Ca, CA's 2021 TTHM level is between 80% and 100% of the federal limit — measured but not in violation.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level North Auburn | 34.8 ug/L | None set |
Range Lake Wildwood | 18–48 ug/L | None set |
Range Elizabeth George | 20–63 ug/L | None set |
Reported level Loma Rica | 38.4 ug/L | None set |
Range Lake of the Pines | 16–31 ug/L | None set |
Range Loma Rica | 13–75.3 ug/L | None set |
Reported level Lake Wildwood | 32.8 ug/L | None set |
Reported level Lake of the Pines | 25 ug/L | None set |
Range North Auburn | 18–76.5 ug/L | None set |
Reported level Elizabeth George | 41.25 ug/L | None set |
Verbatim from Nevada Id - North Auburn — Grass Valley, Ca, CA's 2021 Consumer Confidence Report — source document ↗
About TTHM
Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.
Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.
How Nevada Id - North Auburn — Grass Valley, Ca, CA compares
5 of the 1176 systems measuring TTHM on The Water Map have it at or above the federal limit:
Nearby systems also reporting TTHM:
People also ask
+Is there TTHM in Nevada Id - North Auburn — Grass Valley, Ca, CA tap water?
Yes — Nevada Id - North Auburn — Grass Valley, Ca, CA's 2021 Consumer Confidence Report lists TTHM at 18–76.5 ug/L. Nevada Id - North Auburn — Grass Valley, Ca, CA's 2021 TTHM level is between 80% and 100% of the federal limit — measured but not in violation.
+What's the federal limit for TTHM in drinking water?
The EPA has not set an enforceable federal limit for TTHM. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is TTHM?
Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.
+Which other U.S. cities have TTHM over the federal limit?
5 of the 1176 systems on The Water Map measuring TTHM report it at or above the federal limit. Examples include Calexico, City of — Calexico, Ca, CA, White Fence Farms Mwc No.3 — Lancaster, Ca, CA, Greensboro, NC.
+Where does this TTHM measurement come from?
This page reproduces the TTHM entry from the 2021 Consumer Confidence Report published by the Nevada Id - North Auburn — Grass Valley, 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/nevada-id-north-auburn-grass-valley-ca/2021/source.