Water Quality Report
Lomira, WI
Dodge County · 2,701 residents · 1 water system
14
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
1
Above legal limits
4
Above health guidelines
Lomira drinking water comes from groundwater wells. Based on the most recent monitoring data, 14 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, and 10 others. PFAS testing has been conducted with no detections.
Contaminants detected in Lomira water
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Lead0.0082 / 0.015 mg/L
55% of EPA limit
Nitrate0.073 / 10 mg/L
1% of EPA limit
Arsenic0.0011 / 0.01 mg/L
11% of EPA limit
Copper360 / 1300 ug/L
28% of EPA limit
Radium4 / 5 pCi/L
80% of EPA limit
Uranium0.546 / 30 ug/L
2% of EPA limit
Gross Alpha Radiation18.7 / 15 pCi/L
125% of EPA limit
Total Trihalomethanes13.1 / 80 ug/L
16% of EPA limit
Haloacetic Acids (HAA5)2.4 / 60 ug/L
4% of EPA limit
Nickel0.0026 mg/L
UnregulatedInorganic
Selenium0.0032 / 0.05 mg/L
6% of EPA limit
Barium0.025 / 2 mg/L
1% of EPA limit
Fluoride0.7 / 4 mg/L
18% of EPA limit
Dibromomethane0.65 ug/L
UnregulatedVOC
PFAS (tested — none detected)
Microplastics (not routinely tested)
Water systems serving Lomira
Other cities in Dodge County
Water quality reports for nearby Wisconsin communities.
Frequently asked questions
Is Lomira, WI tap water safe to drink?
Lomira tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 4 above independent health guidelines. 14 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, Radium. View the detailed report for each water system to see specific levels, how they compare to both legal limits and health guidelines, and what actions to take.
What contaminants are in Lomira water?
Monitoring has detected 14 contaminants in Lomira's water supply: Lead, Nitrate, Arsenic, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Nickel, Selenium, Barium, Fluoride, Dibromomethane. 1 of these are above EPA legal limits. 4 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Lomira water have PFAS?
Lomira's water has been tested for PFAS compounds with no detections. Testing was conducted as part of the EPA's Unregulated Contaminant Monitoring Rule (UCMR5) program.
Where does Lomira get its drinking water?
Lomira's drinking water comes from groundwater wells that draw from underground aquifers. The water is treated and tested according to Wisconsin DNR and EPA requirements before distribution. Lomira is served by one water system: LOMIRA WATERWORKS.
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