Other

Glyphosate in U.S. tap water

21 public water systems across 3 U.S. states report Glyphosate in their annual Consumer Confidence Report. 1 sit at or above the federal limit.

21
systems measuring
1
over the limit
3
states represented

At or above the federal limit (1)

Water systemMeasured
Delano, City of — Delano, Ca, CA
2023 annual report
700 ug/L

Within the federal limit (20)

Water systemMeasured
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
Foothill Municipal Water Dist. — La Canada Flintridge, Ca, CA
2023 annual report
Not detected ug/L
Mobile, AL
2024 annual report
Not detected ug/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
South Tahoe Pud - Main — South Lake Tahoe, Ca, CA
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
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 Glyphosate?

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

+Does Glyphosate have a federal limit in drinking water?

Glyphosate 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 Glyphosate over the federal limit?

1 of the 21 public water systems on The Water Map report Glyphosate at or above its federal limit, spanning 3 U.S. states. The full list is on this page.

+How can I check if Glyphosate 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 Glyphosate.

See Glyphosate on the map

Color-coded by status across the whole country.

Open the map →