Hopkins, MN
Lead detected, under the action levels
Latest 90th-percentile lead: 1 ppb (monitoring period 2023-2023). 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 Hopkins
Hopkins serves about 19,462 people through 3,532 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Hennepin County, Minnesota. EPA system ID: MN1270016; phone on file: 9525486330. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2022 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Hopkins is 2 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1 ppb |
| 2022 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2020 | 2 ppb |
| 2020 | 2 ppb |
| 2019 | 2 ppb |
| 2016 | 2 ppb |
How Hopkins compares
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. Hopkins's 1 ppb sits at the 63rd percentile in Minnesota and the 55th nationally (higher means more lead).
Other water systems in Hennepin County
41 other systems share Hennepin County; 14 of them have a higher latest lead result than Hopkins. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Minneapolis | 425,300 | 2 ppb |
| Bloomington | 91,300 | 2 ppb |
| Brooklyn Park | 89,995 | 1 ppb |
| Maple Grove | 82,000 | 2 ppb |
| Plymouth | 76,546 | 2 ppb |
| Eden Prairie | 63,726 | 0 (not detected) |
| Minnetonka | 54,474 | 0 (not detected) |
| Edina | 53,494 | 0 (not detected) |
| Saint Louis Park | 50,010 | 4 ppb |
| Richfield | 38,482 | 0 (not detected) |
Next steps for Hopkins, MN
Test your own tap with a certified lab first-draw sample; Hopkins, 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 Hopkins whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1450 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. Why sampled homes are the worst-case ones is in the guide to reading the number. The action level is dropping - the 10 ppb rule from 2027.