What the EPA limit means
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No federal limit
The EPA has not set an enforceable numeric limit for this contaminant.
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Health goal (MCLG) — the level with no known health effect. It is a goal, not a legal limit, and is often zero for carcinogens.
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UCMR-5
Where these measurements come from. Hover the tag for the EPA programme and years.
Where Adona was found
The water suppliers reporting the highest levels, worst first.
| Supplier | City | State | Level vs EPA limit |
|---|---|---|---|
| Aquarion-Simsbury Regional | Simsbury | CT | 0.0081 µg/L No EPA limit set |
| City of Sugar Land | Sugar Land | TX | 0.0034 µg/L No EPA limit set |
| City of Gonzales | Gonzales | TX | 0.0032 µg/L No EPA limit set |
Frequently asked questions about Adona
What is Adona in drinking water?
Adona is monitored in US public drinking water under EPA rules. Each supplier's result is reported to the EPA and published here with its source and period.
Does the EPA limit Adona?
The EPA has not set a numeric Maximum Contaminant Level for Adona. It is still measured and reported, so levels can be compared between suppliers.
How common is Adona in US tap water?
Of the 9,676 water suppliers with results on file, 3 detected Adona — 0% of those tested.