Lcpw - Highland Lake Subdivision, IL
Lead detected, under the action levels
Latest 90th-percentile lead: 5.1 ppb (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. 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 Lcpw - Highland Lake Subdivision
Lcpw - Highland Lake Subdivision serves about 414 people through 138 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 Lake County, Illinois. EPA system ID: IL0975750; phone on file: 847-377-7134. They can tell you what your service line is made of and whether they pay to replace it.
Lcpw - Highland Lake Subdivision's lead record
That is up 3.1 ppb from 2 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Lcpw - Highland Lake Subdivision is 5.1 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 5.1 ppb |
| 2021 | 2 ppb |
| 2018 | 0 (not detected) |
Where this result ranks
Of the 1,744 Illinois systems with a lead result, the median latest reading is 0 ppb; 22 are over 15 ppb right now and 152 have gone over at some point. Lcpw - Highland Lake Subdivision's 5.1 ppb sits at the 88th percentile in Illinois and the 91st nationally (higher means more lead).
Other water systems in Lake County
103 other systems share Lake County; 17 of them have a higher latest lead result than Lcpw - Highland Lake Subdivision. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Waukegan | 87,149 | 10 ppb |
| Vernon Hills - Lake Co Pw | 33,207 | 0 (not detected) |
| Mundelein | 31,500 | 4.3 ppb |
| Gurnee | 30,193 | 0.3 ppb |
| Highland Park | 30,176 | 0 (not detected) |
| Round Lake Beach | 27,200 | 0 (not detected) |
| Zion | 24,442 | 11.2 ppb |
| Great Lakes Naval Training Station | 23,000 | 0 (not detected) |
| Grayslake | 21,248 | 11 ppb |
| Libertyville | 20,500 | 5.61 ppb |
Next steps for Libertyville, IL
Test your own tap with a certified lab first-draw sample; Libertyville, IL 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 Lcpw - Highland Lake Subdivision 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. Systems that went over once often dip back under; here is what that means.