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.
Frequently asked questions about Pfeesa
What is Pfeesa in drinking water?
Pfeesa 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 Pfeesa?
The EPA has not set a numeric Maximum Contaminant Level for Pfeesa. It is still measured and reported, so levels can be compared between suppliers.
How common is Pfeesa in US tap water?
Of the 9,676 water suppliers with results on file, 0 detected Pfeesa — 0% of those tested.