Disinfectants · 2023
Chloramine in Houston, TX tap water
Houston, TX's 2023 Chloramine measurement is below the federal limit of 4 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Minimum System-wide | 0.7 mg/L | 4 mg/L MCL |
Average System-wide | 2.6 mg/L | 4 mg/L MCL |
Maximum System-wide | 5.4 mg/L | 4 mg/L MCL |
Minimum System-wide | 0.03 mg/L | 4 mg/L MCL |
Average System-wide | 3 mg/L | 4 mg/L MCL |
Maximum System-wide | 4.2 mg/L | 4 mg/L MCL |
Verbatim from Houston, TX's 2023 Consumer Confidence Report — source document ↗
About Chloramine
A longer-lasting disinfectant made by combining chlorine with ammonia.
Holds disinfection further into the pipe network, but is regulated under the same residual-disinfectant cap as chlorine.
How Houston, TX compares
5 of the 106 systems measuring Chloramine on The Water Map have it at or above the federal limit:
Nearby systems also reporting Chloramine:
People also ask
+Is there Chloramine in Houston, TX tap water?
Yes — Houston, TX's 2023 Consumer Confidence Report lists Chloramine at 3 mg/L. Houston, TX's 2023 Chloramine measurement is below the federal limit of 4 mg/L (MCL).
+What's the federal limit for Chloramine in drinking water?
The federal MCL for Chloramine is 4 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Chloramine?
A longer-lasting disinfectant made by combining chlorine with ammonia. Holds disinfection further into the pipe network, but is regulated under the same residual-disinfectant cap as chlorine.
+Which other U.S. cities have Chloramine over the federal limit?
5 of the 106 systems on The Water Map measuring Chloramine report it at or above the federal limit. Examples include Hollywood, FL, Centennial, CO, Pueblo, CO.
+Where does this Chloramine measurement come from?
This page reproduces the Chloramine entry from the 2023 Consumer Confidence Report published by the Houston, TX 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/tx/houston/2023/source.