Metals · 2024
Strontium in Charleston, SC tap water
Charleston, SC's 2024 Consumer Confidence Report shows Strontium at or above the federal limit (20 ug/L NL). Measured value is 2.6× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Feb 2022 | 44 ug/L | 20 ug/L NL |
Reported level Oct 2020 | 46 ug/L | 20 ug/L NL |
Reported level Nov 2021 | 39 ug/L | 20 ug/L NL |
Reported level Oct 2023 | 50 ug/L | 20 ug/L NL |
Reported level May 2019 | 53 ug/L | 20 ug/L NL |
Reported level Feb 2019 | 43 ug/L | 20 ug/L NL |
Reported level Aug 2018 | 53 ug/L | 20 ug/L NL |
Reported level Jan 2024 | 42 ug/L | 20 ug/L NL |
Reported level Dec 2018 | 41 ug/L | 20 ug/L NL |
Verbatim from Charleston, SC's 2024 Consumer Confidence Report — source document ↗
How Charleston, SC compares
3 of the 25 systems measuring Strontium on The Water Map have it at or above the federal limit:
Nearby systems also reporting Strontium:
People also ask
+Is there Strontium in Charleston, SC tap water?
Yes — Charleston, SC's 2024 Consumer Confidence Report lists Strontium at 53 ug/L. Charleston, SC's 2024 Consumer Confidence Report shows Strontium at or above the federal limit (20 ug/L NL). Measured value is 2.6× the threshold.
+What's the federal limit for Strontium in drinking water?
The federal NL for Strontium is 20 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+Which other U.S. cities have Strontium over the federal limit?
3 of the 25 systems on The Water Map measuring Strontium report it at or above the federal limit. Examples include Burbank, CA, North Charleston, SC, Charlotte, NC.
+Where does this Strontium measurement come from?
This page reproduces the Strontium entry from the 2024 Consumer Confidence Report published by the Charleston, SC 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/sc/charleston/2024/source.