Silver Oak Apts, IL
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2021-2021). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
About Silver Oak Apts
Silver Oak Apts serves about 60 people through 1 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Kenosha County, Illinois. EPA system ID: WI2300148. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
Against the period ending 2018 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Silver Oak Apts is 0 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2021 | 0 (not detected) |
| 2018 | 0 (not detected) |
How Silver Oak Apts compares
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. Silver Oak Apts's reported as 0 (not detected) sits at the 1st percentile in Illinois and the 5th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Kenosha County
8 other systems share Kenosha County; 8 of them have a higher latest lead result than Silver Oak Apts. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Knolls Water Cooperative | 400 | 1.45 ppb |
| Lakecrest Shores Llc | 88 | 2.69 ppb |
| Woodland Estates Mhc 1 | 50 | 0.14 ppb |
| Woodland Estates Mhc 2 | 50 | 0.77 ppb |
| Holy Hill Apartments | 32 | 0.8 ppb |
| 337-9 Holy Hill Apartments Llc | 30 | 0.79 ppb |
| Whispering Pines Apts | 30 | 0.59 ppb |
| 425 Holy Hill Apts | 28 | 0.62 ppb |
Your move
Look up your address in Silver Oak Apts's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Silver Oak Apts 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. What a 90th-percentile result does and does not tell you: how to read a lead result. Small systems behave differently: why small systems go over more often.