Other

Alachlor in U.S. tap water

24 public water systems across 6 U.S. states report Alachlor in their annual Consumer Confidence Report. None currently sit at or above the federal limit.

24
systems measuring
0
over the limit
6
states represented

Within the federal limit (24)

Water systemMeasured
Mendota, City of — Mendota, Ca, CA
2023 annual report
1 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 ug/L
Antelope Valley East Kern Water Agency — Palmdale, Ca, CA
2021 annual report
Not detected ug/L
Antelope Valley East Kern Water Agency — Palmdale, Ca, CA
2022 annual report
Not detected ug/L
Boron Csd — Boron, Ca, CA
2022 annual report
Not detected ug/L
Cleveland, OH
2024 annual report
Not detected
Columbus, OH
2025 annual report
Not detected
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
High Point, NC
2024 annual report
Not detected ug/L
Mobile, AL
2024 annual report
Not detected ug/L
Montgomery, AL
2024 annual report
Not detected
Nashville, TN
2023 annual report
Not detected
Plano, TX
2024 annual report
0–0 ug/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
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. 1 — Palmdale, Ca, CA
2021 annual report
Not detected ug/L
White Fence Farms Mwc No.3 — Lancaster, Ca, CA
2023 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
2021 annual report
Not detected ug/L
White Fence Farms Mwc No.3 — Lancaster, Ca, CA
2022 annual report
Not detected ug/L

Frequently asked

+What is Alachlor?

Alachlor is a contaminant some U.S. public water utilities measure and report in their annual Consumer Confidence Report.

+What is the federal limit for Alachlor in drinking water?

The federal MCL for Alachlor is 0.002 . 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 Alachlor over the federal limit?

Zero of the 24 public water systems in The Water Map dataset currently report Alachlor at or above its federal limit.

+How can I check if Alachlor 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 Alachlor.

See Alachlor on the map

Color-coded by status across the whole country.

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