Inorganic chemicals · 2024
Fluoride in Boulder, CO tap water
Boulder, CO's 2024 Fluoride measurement is below the federal limit of 4 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level National City Well 2 | 0.3–0.3 mg/L | 4 mg/L MCL |
Reported level National City Well 3 | 0.4–0.4 mg/L | 4 mg/L MCL |
Reported level National City Well 4 | 0.4–0.4 mg/L | 4 mg/L MCL |
Reported level SD Formation Wells 1 - 11 | 0–0.5 mg/L | 4 mg/L MCL |
Reported level Lake Skinner Outlet (Aqueduct) | 0.2–0.3 mg/L | 4 mg/L MCL |
Reported level Sweetwater Reservoir | 0.2–0.3 mg/L | 4 mg/L MCL |
Reported level Treated Sweetwater Authority Drinking Water | 0.5–0.9 mg/L | 4 mg/L MCL |
Reported level National City Well 2 | 0.3 mg/L | 4 mg/L MCL |
Reported level National City Well 3 | 0.4 mg/L | 4 mg/L MCL |
Reported level National City Well 4 | 0.4 mg/L | 4 mg/L MCL |
Reported level SD Formation Wells 1 - 11 | 0.2 mg/L | 4 mg/L MCL |
Reported level Lake Skinner Outlet (Aqueduct) | 0.2 mg/L | 4 mg/L MCL |
Reported level Sweetwater Reservoir | 0.3 mg/L | 4 mg/L MCL |
Reported level Treated Sweetwater Authority Drinking Water | 0.7 mg/L | 4 mg/L MCL |
Reported level System-wide | 0.57–0.6 mg/L | 4 mg/L MCL |
Verbatim from Boulder, CO's 2024 Consumer Confidence Report — source document ↗
About Fluoride
A mineral often added to drinking water to help prevent tooth decay.
Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.
How Boulder, CO compares
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People also ask
+Is there Fluoride in Boulder, CO tap water?
Yes — Boulder, CO's 2024 Consumer Confidence Report lists Fluoride at 0.5–0.9 mg/L. Boulder, CO's 2024 Fluoride measurement is below the federal limit of 4 mg/L (MCL).
+What's the federal limit for Fluoride in drinking water?
The federal MCL for Fluoride is 4 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Fluoride?
A mineral often added to drinking water to help prevent tooth decay. Beneficial at low levels, but long-term exposure above the federal limit can cause bone disease and tooth mottling.
+Where does this Fluoride measurement come from?
This page reproduces the Fluoride entry from the 2024 Consumer Confidence Report published by the Boulder, CO water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/co/boulder/2024/source.