Metals
Antimony in U.S. tap water
67 public water systems across 17 U.S. states report Antimony in their annual Consumer Confidence Report. None currently sit at or above the federal limit.
Within the federal limit (52)
| Water system | Measured |
|---|---|
| City of Baltimore, MD 2024 annual report | 0–2.87 |
| Akron, OH 2024 annual report | 1.72 ug/L |
| Baton Rouge, LA 2024 annual report | 1.3 ug/L |
| St George, UT 2024 annual report | 0–1 ug/L |
| Jersey City, NJ 2024 annual report | 0.000637 mg/L |
| Philadelphia, PA 2023 annual report | 0–0.0006 |
| Jacksonville, FL 2024 annual report | 0–0.53 ug/L |
| City of Hialeah, FL 2023 annual report | 0.5–0.5 ug/L |
| City of Homestead, FL 2023 annual report | 0.5–0.5 ug/L |
| City of North Miami Beach, FL 2023 annual report | 0.5–0.5 ug/L |
| Miami Dade, FL 2023 annual report | 0.5–0.5 ug/L |
| St Louis, MO 2024 annual report | 0.25–0.31 ug/L |
| Brown Deer, WI 2024 annual report | 0.17 ug/L |
| Butler, WI 2024 annual report | 0.17 ug/L |
| Franklin, WI 2024 annual report | 0.17 ug/L |
| Greendale, WI 2024 annual report | 0.17 ug/L |
| Greenfield, WI 2024 annual report | 0.17 ug/L |
| Hales Corners, WI 2024 annual report | 0.17 ug/L |
| Menomonee Falls, WI 2024 annual report | 0.17 ug/L |
| Mequon, WI 2024 annual report | 0.17 ug/L |
| Milwaukee, WI 2024 annual report | 0.17 ug/L |
| New Berlin, WI 2024 annual report | 0.17 ug/L |
| Shorewood, WI 2024 annual report | 0.17 ug/L |
| St. Francis, WI 2024 annual report | 0.17 ug/L |
| Thiensville, WI 2024 annual report | 0.17 ug/L |
| Waukesha, WI 2024 annual report | 0.17 ug/L |
| Wauwatosa, WI 2024 annual report | 0.17 ug/L |
| West Allis, WI 2024 annual report | 0.17 ug/L |
| Pembroke Pines, FL 2024 annual report | 0.09 ug/L |
| West Valley City, UT 2024 annual report | 0.001 ug/L |
| Birmingham, AL 2024 annual report | Not detected |
| City of Hampton, VA 2024 annual report | Not detected ug/L |
| City of Newport News, VA 2025 annual report | Not detected ug/L |
| City of Poquoson, VA 2025 annual report | Not detected ug/L |
| City of Poquoson, VA 2024 annual report | Not detected ug/L |
| Cleveland, OH 2024 annual report | Not detected |
| Columbus, OH 2025 annual report | Not detected |
| Gilbert, AZ 2024 annual report | 0 mg/L |
| Hampton, VA 2025 annual report | Not detected ug/L |
| High Point, NC 2024 annual report | Not detected ug/L |
| James City County, VA 2025 annual report | Not detected ug/L |
| James City County, VA 2024 annual report | Not detected ug/L |
| Mesquite, TX 2024 annual report | 0–0 ug/L |
| Mobile, AL 2024 annual report | Not detected |
| Montgomery, AL 2024 annual report | Not detected |
| Nashville, TN 2023 annual report | Not detected |
| Newport News, VA 2024 annual report | Not detected ug/L |
| Plano, TX 2024 annual report | 0–0 ug/L |
| Richardson, TX 2024 annual report | 0–0 ug/L |
| West Jordan, UT 2024 annual report | Not detected ug/L |
Showing 50 of 52. The full list is in the JSON API.
Frequently asked
+What is Antimony?
Antimony is a contaminant some U.S. public water utilities measure and report in their annual Consumer Confidence Report.
+What is the federal limit for Antimony in drinking water?
The federal MCLG for Antimony is 6 ug/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 Antimony over the federal limit?
Zero of the 67 public water systems in The Water Map dataset currently report Antimony at or above its federal limit.
+How can I check if Antimony 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 Antimony.