VOCs & pesticides
Chloroethane in U.S. tap water
3 public water systems across 3 U.S. states report Chloroethane in their annual Consumer Confidence Report. None currently sit at or above the federal limit.
What it is
A volatile organic compound used in some industrial processes.
Why it's regulated
Monitored under EPA rules; without its own enforceable national limit.
Within the federal limit (2)
| Water system | Measured |
|---|---|
| Cleveland, OH 2024 annual report | Not detected |
| Nashville, TN 2023 annual report | Not detected |
Chloroethane by state
Every state where a public water system reports Chloroethane in its annual report, ranked by systems at or above the federal limit.
| State | Measuring | Over limit | Highest reading |
|---|---|---|---|
| Ohio | 1 | 0 | Not detected · Cleveland, OH |
| Tennessee | 1 | 0 | Not detected · Nashville, TN |
| Maryland | 1 | 0 | 0.85 ug/L · Beantown Woodley, MD |
Frequently asked
+What is Chloroethane?
A volatile organic compound used in some industrial processes. Monitored under EPA rules; without its own enforceable national limit.
+Does Chloroethane have a federal limit in drinking water?
Chloroethane does not have an enforceable federal MCL. Utilities still report any measured levels in their annual Consumer Confidence Report.
+How many U.S. water systems have Chloroethane over the federal limit?
Zero of the 3 public water systems in The Water Map dataset currently report Chloroethane at or above its federal limit.
+Which states report the most Chloroethane in their drinking water?
No state currently has a system reporting Chloroethane at or above its federal limit in The Water Map dataset. Ohio, Tennessee, Maryland have the most systems measuring it.
+How can I check if Chloroethane is in my city's tap water?
Search your city on The Water Map (https://www.thewatermap.com/) or browse the list on this page. Every U.S. public water utility is required to publish an annual Consumer Confidence Report that lists every contaminant it measured, including Chloroethane.