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Dichloroethane 12 in U.S. tap water
24 public water systems across 8 U.S. states report Dichloroethane 12 in their annual Consumer Confidence Report. None currently sit at or above the federal limit.
Within the federal limit (23)
| Water system | Measured |
|---|---|
| La Verne, City Wd — La Verne, Ca, CA 2020 annual report | 0–0.32 ug/L |
| Antelope Valley East Kern Water Agency — Palmdale, Ca, CA 2023 annual report | Not detected ug/L |
| Antelope Valley East Kern Water Agency — Palmdale, Ca, CA 2020 annual report | Not detected mg/L |
| Antelope Valley East Kern Water Agency — Palmdale, Ca, CA 2022 annual report | Not detected ug/L |
| Cleveland, OH 2024 annual report | Not detected mg/L |
| Columbus, OH 2025 annual report | Not detected mg/L |
| Foothill Municipal Water Dist. — La Canada Flintridge, Ca, CA 2023 annual report | Not detected ug/L |
| Garland, TX 2024 annual report | 0–0 ug/L |
| Gswc - Norwalk — Anaheim, Ca, CA 2021 annual report | Not detected ug/L |
| High Point, NC 2024 annual report | Not detected ug/L |
| La Verne, City Wd — La Verne, Ca, CA 2022 annual report | Not detected ug/L |
| Madison, WI 2024 annual report | Not detected mg/L |
| Mojave Pud — Mojave, Ca, CA 2023 annual report | Not detected ug/L |
| Montgomery, AL 2024 annual report | Not detected mg/L |
| Nashville, TN 2023 annual report | Not detected mg/L |
| Three Valleys MWD — Claremont, Ca, CA 2023 annual report | Not detected ug/L |
| Westside Park Mutual Water — Palmdale, Ca, CA 2023 annual report | Not detected ug/L |
| White Fence Farms Mwc No. 1 — Palmdale, Ca, CA 2021 annual report | Not detected ug/L |
| White Fence Farms Mwc No. 1 — Palmdale, Ca, CA 2023 annual report | Not detected ug/L |
| White Fence Farms Mwc No. 1 — Palmdale, Ca, CA 2020 annual report | Not detected ug/L |
| White Fence Farms Mwc No.3 — Lancaster, Ca, CA 2020 annual report | Not detected ug/L |
| White Fence Farms Mwc No.3 — Lancaster, Ca, CA 2022 annual report | Not detected ug/L |
| White Fence Farms Mwc No.3 — Lancaster, Ca, CA 2023 annual report | Not detected ug/L |
Frequently asked
+What is Dichloroethane 12?
Dichloroethane 12 is a contaminant some U.S. public water utilities measure and report in their annual Consumer Confidence Report.
+What is the federal limit for Dichloroethane 12 in drinking water?
The federal MCL for Dichloroethane 12 is 0.005 mg/L. The EPA enforces this against the regulated reporting statistic (typically a running annual average or 90th percentile), not a single-sample spike.
+How many U.S. water systems have Dichloroethane 12 over the federal limit?
Zero of the 24 public water systems in The Water Map dataset currently report Dichloroethane 12 at or above its federal limit.
+How can I check if Dichloroethane 12 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 Dichloroethane 12.