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Water Quality Report

Dickeyville, WI

Grant County · 1,159 residents · 2 water systems

25

Contaminants detected

0

PFAS compounds

370

Hardness (mg/L)

0

Above legal limits

3

Above health guidelines

Dickeyville drinking water comes from groundwater wells. Based on the most recent monitoring data, 25 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, and 21 others. PFAS testing has been conducted with no detections. Water hardness is 370 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Dickeyville water

Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.

Lead0 / 0.015 mg/L
0% of EPA limit
Nitrate3.1 / 10 mg/L
31% of EPA limit
Arsenic0.009 / 0.01 mg/L
90% of EPA limit
Copper58.5 / 1300 ug/L
5% of EPA limit
Radium1.4 / 5 pCi/L
28% of EPA limit
Uranium0.83 / 30 ug/L
3% of EPA limit
Gross Alpha Radiation3 / 15 pCi/L
20% of EPA limit
5% of EPA limit
19% of EPA limit
Selenium0.002 / 0.05 mg/L
4% of EPA limit
Xylenes19 / 10000 ug/L
0% of EPA limit
Fluoride0.78 / 4 mg/L
20% of EPA limit
Barium0.0528 / 2 mg/L
3% of EPA limit
Styrene0.29 / 100 ug/L
0% of EPA limit
Chlorobenzene4.2 / 100 ug/L
4% of EPA limit
Toluene32 / 1000 ug/L
3% of EPA limit
Ethylbenzene3.1 / 700 ug/L
0% of EPA limit
P Chlorotoluene0.55 ug/L
UnregulatedVOC
Isopropylbenzene0.67 ug/L
UnregulatedVOC
Tert Butylbenzene2.5 ug/L
UnregulatedVOC
O Chlorotoluene3.5 ug/L
UnregulatedVOC
N Propylbenzene4 ug/L
UnregulatedVOC
1_3_5_TRIMETHYLBENZENE5.1 ug/L
UnregulatedVOC
1_2_4_TRIMETHYLBENZENE17 ug/L
UnregulatedVOC
1,1,1,2-Tetrachloroethane26 ug/L
Unregulated
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Grant County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Dickeyville, WI tap water safe to drink?
Dickeyville tap water meets EPA legal standards (Maximum Contaminant Levels). However, 3 contaminants are present above independent health guidelines, which are often stricter than legal limits. 25 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 and how they compare to both legal limits and health guidelines.
What contaminants are in Dickeyville water?
Monitoring has detected 25 contaminants in Dickeyville's water supply: Lead, Nitrate, Arsenic, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Selenium, Xylenes, Fluoride, Barium, Styrene, Chlorobenzene, Toluene, Ethylbenzene, P Chlorotoluene, Isopropylbenzene, Tert Butylbenzene, O Chlorotoluene, N Propylbenzene, 1_3_5_TRIMETHYLBENZENE, 1_2_4_TRIMETHYLBENZENE, 1,1,1,2-Tetrachloroethane. 3 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Dickeyville water have PFAS?
Dickeyville'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.
Is Dickeyville water hard?
Yes. Dickeyville water has a hardness of 370 mg/L (very hard). Hard water is not a health concern but can cause scale buildup in water heaters and appliances, reduce soap effectiveness, and leave mineral deposits. Water softeners or conditioning systems can address hardness.
Where does Dickeyville get its drinking water?
Dickeyville'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. Dickeyville is served by 2 water systems, the largest being DICKEYVILLE WATERWORKS (serving 1,069 people).

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