What was found in North Mankato's water
The level at the city's main supplier, the highest level anywhere in the city, the EPA limit for each, and where every figure comes from.
| Contaminant | Level vs EPA limit | Suppliers | Source |
|---|---|---|---|
| Nitrate-Nitrite | 1400 µg/L 14% of the EPA limit 10000 µg/L Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Fluoride | 1200 µg/L 30% of the EPA limit 4000 µg/L Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Copper | 943.4 µg/L 73% of the EPA limit 1300 µg/L Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Lithium | 40.7 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2025 | 1/1 | UCMR-5 |
| Barium | 25 µg/L 1.3% of the EPA limit 2000 µg/L Main supplier: North Mankato · 14,448 people · 2017 | 1/1 | SYR4 |
| Chloroform | 21.4 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Gross Alpha, Excl. Radon And U | 10.3 pCi/L 69% of the EPA limit 15 pCi/L Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Bromodichloromethane | 8.04 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Lead | 7 µg/L 47% of the EPA limit 15 µg/L Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Dibromochloromethane | 6.4 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Dichloroacetic Acid | 5.5 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Trichloroacetic Acid | 3.2 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Bromoform | 1.82 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Dibromoacetic Acid | 1.75 µg/L No EPA limit set Main supplier: North Mankato · 14,448 people · 2019 | 1/1 | SYR4 |
| Arsenic | 1.53 µg/L 15% of the EPA limit 10 µg/L Main supplier: North Mankato · 14,448 people · 2017 | 1/1 | SYR4 |
| Chromium | 0.3160 µg/L 0.3% of the EPA limit 100 µg/L Main supplier: North Mankato · 14,448 people · 2017 | 1/1 | SYR4 |
| Lead | 0.0030 mg/L 20% of the EPA limit 0.0150 mg/L Main supplier: North Mankato · 14,448 people · 2023 | 1/1 | LCR |
Water suppliers serving North Mankato
| Supplier | Population served |
|---|---|
| North Mankato | 14,448 |
Frequently asked questions about North Mankato tap water
Is North Mankato tap water safe to drink?
EPA testing detected 17 contaminants in the water serving North Mankato. A detection isn't the same as a violation — most detected levels are within federal limits. Check the level and source for each contaminant above, and your utility's annual Consumer Confidence Report for the official compliance status.
How many water suppliers serve North Mankato?
1 public water supplier report drinking-water monitoring for North Mankato, Minnesota to the EPA. Each is listed above with its population served.
What contaminants are in North Mankato's water?
The contaminants EPA monitoring detected in North Mankato include Nitrate-Nitrite, Fluoride, Copper, Lithium, Barium. The full list, with the level at the main supplier and the data source, is in the table above.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.