Lead enters drinking water primarily through corrosion of plumbing materials. The EPA action level is 15 ppb. These systems have the lowest measured lead concentrations.
3.95 ppb
Lowest Lead Level
7.16 ppb
Average (Top 25)
15 ppb
EPA Action Level
Lead exposure can cause serious health problems, especially for children and pregnant women. It affects brain development and can cause learning difficulties, behavioral problems, and reduced IQ.
There is no safe level of lead exposure. The EPA requires water systems to take action if lead levels exceed 15 ppb in more than 10% of customer taps sampled.
| Rank | City & System | Lead (ppb) | Overall Score | Action |
|---|---|---|---|---|
#1 | Blaine MN1020010 | 3.95 74% below EPA limit | C75 | View Details → |
#2 | Blaine MN1020006 | 4.35 71% below EPA limit | B85 | View Details → |
#3 | ST CLOUD MN1730055 | 5.00 67% below EPA limit | B85 | View Details → |
#4 | PRIOR LAKE MN1700020 | 5.00 67% below EPA limit | B85 | View Details → |
#5 | Benson MN1760008 | 5.00 67% below EPA limit | C75 | View Details → |
#6 | Foley MN1050001 | 5.10 66% below EPA limit | F45 | View Details → |
#7 | Marshall MN1420012 | 5.20 65% below EPA limit | C75 | View Details → |
#8 | Belle Plaine MN1700001 | 5.50 63% below EPA limit | C75 | View Details → |
#9 | Park Rapids MN1290011 | 5.90 61% below EPA limit | F45 | View Details → |
#10 | AUSTIN MN1500018 | 6.30 58% below EPA limit | C75 | View Details → |
#11 | Chaska MN1300006 | 6.40 57% below EPA limit | C75 | View Details → |
#12 | Buckman MN1490001 | 7.20 52% below EPA limit | C75 | View Details → |
#13 | ST CLOUD MN1050008 | 7.20 52% below EPA limit | C75 | View Details → |
#14 | OAKDALE MN1820027 | 7.50 50% below EPA limit | C75 | View Details → |
#15 | Sauk Rapids MN1050005 | 8.30 45% below EPA limit | C75 | View Details → |
#16 | Minneapolis MN1180016 | 8.80 41% below EPA limit | C75 | View Details → |
#17 | Owatonna MN1740007 | 8.80 41% below EPA limit | F45 | View Details → |
#18 | Hutchinson MN1430004 | 8.80 41% below EPA limit | F45 | View Details → |
#19 | Hastings MN1190012 | 8.90 41% below EPA limit | C75 | View Details → |
#20 | RICHFIELD MN1270060 | 9.00 40% below EPA limit | C75 | View Details → |
#21 | Ely MN1690014 | 9.00 40% below EPA limit | F45 | View Details → |
#22 | Ramsey MN1020035 | 9.10 39% below EPA limit | F45 | View Details → |
#23 | Fergus Falls MN1560028 | 9.20 39% below EPA limit | F45 | View Details → |
#24 | ST CLOUD MN1730049 | 9.70 35% below EPA limit | C75 | View Details → |
#25 | ROCHESTER MN1550017 | 9.70 35% below EPA limit | C75 | View Details → |
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