New Prague, MN
Lead detected, under the action levels
Latest 90th-percentile lead: 7 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
About New Prague
New Prague serves about 8,247 people through 2,917 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Le Sueur County, Minnesota. EPA system ID: MN1400013; phone on file: 9527584401. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
New Prague's lead record
That is up 2 ppb from 5 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for New Prague is 10 ppb across 10 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 7 ppb |
| 2025 | 5 ppb |
| 2024 | 7 ppb |
| 2024 | 6 ppb |
| 2023 | 5 ppb |
| 2022 | 5 ppb |
| 2019 | 10 ppb |
| 2018 | 7 ppb |
| 2017 | 6 ppb |
| 2016 | 6 ppb |
Against other Minnesota systems
Of the 966 Minnesota systems with a lead result, the median latest reading is 0 ppb; 7 are over 15 ppb right now and 48 have gone over at some point. New Prague's 7 ppb sits at the 95th percentile in Minnesota and the 95th nationally (higher means more lead).
Other water systems in Le Sueur County
10 other systems share Le Sueur County; 1 of them has a higher latest lead result than New Prague. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Lesueur | 4,170 | 0 (not detected) |
| Montgomery | 3,379 | 10 ppb |
| Le Center | 2,544 | 0 (not detected) |
| Waterville | 1,868 | 0 (not detected) |
| Cleveland | 719 | 2 ppb |
| Kasota | 670 | 2 ppb |
| Elysian | 656 | 2 ppb |
| Kilkenny | 134 | 2 ppb |
| Lake And Links Homeowners Association | 63 | 1 ppb |
| Webster Street Homes | 34 | 4 ppb |
Next steps for New Prague, MN
Test your own tap with a certified lab first-draw sample; New Prague, MN may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask New Prague whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1530 ppb (copper action level 1,300 ppb).
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. What a 90th-percentile result does and does not tell you: how to read a lead result. Systems that went over once often dip back under; here is what that means.