Disinfection byproducts · 2024
Chlorite in Columbia, SC tap water
Columbia, SC's 2024 Consumer Confidence Report shows Chlorite at or above the federal limit (1 mg/L MCL). Measured value is 1.3× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level System-wide | 1.32 mg/L | 1 mg/L MCL |
Range System-wide | 0–1.32 mg/L | 1 mg/L MCL |
Reported level System-wide | 0.487 mg/L | 1 mg/L MCL |
Range System-wide | 0–0.487 mg/L | 1 mg/L MCL |
Verbatim from Columbia, SC's 2024 Consumer Confidence Report — source document ↗
How Columbia, SC compares
3 of the 92 systems measuring Chlorite on The Water Map have it at or above the federal limit:
Nearby systems also reporting Chlorite:
People also ask
+Is there Chlorite in Columbia, SC tap water?
Yes — Columbia, SC's 2024 Consumer Confidence Report lists Chlorite at 1.32 mg/L. Columbia, SC's 2024 Consumer Confidence Report shows Chlorite at or above the federal limit (1 mg/L MCL). Measured value is 1.3× the threshold.
+What's the federal limit for Chlorite in drinking water?
The federal MCL for Chlorite is 1 mg/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 Chlorite over the federal limit?
3 of the 92 systems on The Water Map measuring Chlorite report it at or above the federal limit. Examples include St Petersburg, FL, Shreveport, LA, Frisco, TX.
+Where does this Chlorite measurement come from?
This page reproduces the Chlorite entry from the 2024 Consumer Confidence Report published by the Columbia, 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/columbia/2024/source.