Hidden Valley Mobile Home Park, MN
Exceeded the action level in the past
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2022-2024). 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.
About Hidden Valley Mobile Home Park
Hidden Valley Mobile Home Park serves about 464 people through 265 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Winona County, Minnesota. EPA system ID: MN1850017; phone on file: 5074541114. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2021 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Hidden Valley Mobile Home Park is 25 ppb across 6 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 1 ppb |
| 2020 | 0 (not detected) |
| 2018 | 1 ppb |
| 2018 | 0 (not detected) |
| 2017 | 25 ppb over 15 |
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. Hidden Valley Mobile Home Park's reported as 0 (not detected) sits at the 28th percentile in Minnesota and the 22nd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
11 other systems share Winona County; 8 of them have a higher latest lead result than Hidden Valley Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Winona | 27,782 | 2 ppb |
| Goodview | 4,158 | 1 ppb |
| Saint Charles | 3,825 | 0 (not detected) |
| Lewiston | 1,512 | 0 (not detected) |
| Stockton | 697 | 3 ppb |
| Rollingstone | 664 | 1 ppb |
| Altura | 493 | 5 ppb |
| Utica | 293 | 1 ppb |
| Elba | 146 | 2 ppb |
| Green Terrace Mobile Estates | 86 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Minnesota City, 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 Hidden Valley Mobile Home Park 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. Why sampled homes are the worst-case ones is in the guide to reading the number. More in what a past exceedance means today.