Hatfield Municipal Water Supply, MN
Exceeded the action level in the past
Latest 90th-percentile lead: 2 ppb (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Who runs the water here
Hatfield Municipal Water Supply serves about 54 people through 23 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Pipestone County, Minnesota. EPA system ID: MN1590011; phone on file: 5072150970. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2022 (2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Hatfield Municipal Water Supply is 92 ppb across 6 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2 ppb |
| 2022 | 2 ppb |
| 2021 | 4 ppb |
| 2019 | 6 ppb |
| 2019 | 3 ppb |
| 2018 | 92 ppb over 15 |
Where this result ranks
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. Hatfield Municipal Water Supply's 2 ppb sits at the 64th percentile in Minnesota and the 69th nationally (higher means more lead).
Neighbouring systems
9 other systems share Pipestone County; 5 of them have a higher latest lead result than Hatfield Municipal Water Supply. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Pipestone | 4,273 | 3 ppb |
| Edgerton | 1,281 | 6 ppb |
| Jasper | 623 | 1 ppb |
| Ruthton | 220 | 0 (not detected) |
| Holland | 187 | 5 ppb |
| Woodstock | 108 | 0 (not detected) |
| Heartland Colony | 90 | 0 (not detected) |
| Trosky | 86 | 6 ppb |
| Ihlen | 63 | 6 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Hatfield, 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 Hatfield Municipal Water Supply whether it covers that cost before hiring anyone - many utilities now do.
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. The lead result guide covers how utilities pick the homes they sample. More in what a past exceedance means today.