Inorganic chemicals · 2024
Nitrate in Boulder, CO tap water
Boulder, CO's 2024 Nitrate measurement is below the federal limit of 10 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Lake Skinner Outlet (Aqueduct) | Not detected mg/L | 10 mg/L MCL |
Reported level National City Well 2 | Not detected mg/L | 10 mg/L MCL |
Reported level National City Well 3 | Not detected mg/L | 10 mg/L MCL |
Reported level National City Well 4 | Not detected mg/L | 10 mg/L MCL |
Reported level Sweetwater Reservoir | Not detected mg/L | 10 mg/L MCL |
Reported level Treated Sweetwater Authority Drinking Water | Not detected mg/L | 10 mg/L MCL |
Reported level SD Formation Wells 1 - 11 | 0–1 mg/L | 10 mg/L MCL |
Reported level SD Formation Wells 1 - 11 | Not detected mg/L | 10 mg/L MCL |
Reported level System-wide | 0–0.1 mg/L | 10 mg/L MCL |
Verbatim from Boulder, CO's 2024 Consumer Confidence Report — source document ↗
About Nitrate
A compound from fertilizer runoff, septic systems, and erosion of natural deposits.
Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.
How Boulder, CO compares
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People also ask
+Is there Nitrate in Boulder, CO tap water?
Yes — Boulder, CO's 2024 Consumer Confidence Report lists Nitrate at 0–1 mg/L. Boulder, CO's 2024 Nitrate measurement is below the federal limit of 10 mg/L (MCL).
+What's the federal limit for Nitrate in drinking water?
The federal MCL for Nitrate is 10 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Nitrate?
A compound from fertilizer runoff, septic systems, and erosion of natural deposits. Levels above the federal limit can cause 'blue baby syndrome,' a serious oxygen-transport condition in infants.
+Where does this Nitrate measurement come from?
This page reproduces the Nitrate 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.