Kettle Moraine Correctional Institution, WI
Lead detected, under the action levels
Latest 90th-percentile lead: 0.34 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 Kettle Moraine Correctional Institution
Kettle Moraine Correctional Institution serves about 1,544 people through 571 service connections, which makes it a small system under EPA's size classes. It is owned by the state and draws groundwater, in Sheboygan County, Wisconsin. EPA system ID: WI4600449. Ask the utility on your bill for your address in their service line inventory.
Kettle Moraine Correctional Institution's lead record
That is down 1.66 ppb from 2 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Kettle Moraine Correctional Institution is 2 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0.34 ppb |
| 2020 | 2 ppb |
| 2017 | 1.3 ppb |
How Kettle Moraine Correctional Institution compares
Of the 947 Wisconsin systems with a lead result, the median latest reading is 1.33 ppb; 6 are over 15 ppb right now and 71 have gone over at some point. Kettle Moraine Correctional Institution's 0.34 ppb sits at the 23rd percentile in Wisconsin and the 42nd nationally (higher means more lead).
Other water systems in Sheboygan County
16 other systems share Sheboygan County; 14 of them have a higher latest lead result than Kettle Moraine Correctional Institution. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Sheboygan Water Utilities | 49,931 | 2.2 ppb |
| Plymouth Utilities | 8,964 | 6.17 ppb |
| Sheboygan Falls Utilities | 8,687 | 5.4 ppb |
| Sheboygan Tn Waterworks | 4,596 | 2.9 ppb |
| Oostburg Waterworks | 3,110 | 10.5 ppb |
| Kohler Waterworks | 2,271 | 0.82 ppb |
| Cedar Grove Waterworks | 2,213 | 8.9 ppb |
| Random Lake Waterworks | 1,594 | 0.53 ppb |
| Elkhart Lake Waterworks | 1,567 | 0.54 ppb |
| Lakeland University | 1,200 | 3.22 ppb |
Next steps for Madison, WI
Test your own tap with a certified lab first-draw sample; Madison, WI 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 Kettle Moraine Correctional Institution 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. The action level is dropping - the 10 ppb rule from 2027.