Metals · 2024

Arsenic in Nampa, ID tap water

Within the federal limit· 0.6× the limit

Nampa, ID's 2024 Arsenic measurement is below the federal limit of 0 ug/L (MCLG).

The measurement

StatisticValue
Range
System-wide
0–6.1 ug/L
Highest single sample
System-wide
6.1 ug/L

Verbatim from Nampa, ID's 2024 Consumer Confidence Report — source document ↗

About Arsenic

A naturally occurring element that also enters water from industry and agriculture.

A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.

How Nampa, ID compares

5 of the 807 systems measuring Arsenic on The Water Map have it at or above the federal limit:

Nearby systems also reporting Arsenic:

People also ask

+Is there Arsenic in Nampa, ID tap water?

Yes — Nampa, ID's 2024 Consumer Confidence Report lists Arsenic at 0–6.1 ug/L. Nampa, ID's 2024 Arsenic measurement is below the federal limit of 0 ug/L (MCLG).

+What's the federal limit for Arsenic in drinking water?

The federal MCLG for Arsenic is 0 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Arsenic?

A naturally occurring element that also enters water from industry and agriculture. A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.

+Which other U.S. cities have Arsenic over the federal limit?

5 of the 807 systems on The Water Map measuring Arsenic report it at or above the federal limit. Examples include Pearland, TX, Mendota, City of — Mendota, Ca, CA, Rockford, IL.

+Where does this Arsenic measurement come from?

This page reproduces the Arsenic entry from the 2024 Consumer Confidence Report published by the Nampa, ID 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/id/nampa/2024/source.

Full report
All Nampa, ID water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
Arsenic across the U.S. →
Every public water system measuring Arsenic, ranked.