Adams County Water District No 1, IL
Lead reported as not detected
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 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.
Who runs the water here
Adams County Water District No 1 serves about 800 people through 325 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Adams County, Illinois. EPA system ID: IL0015150; phone on file: 217-257-1094. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2021 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Adams County Water District No 1 is 0 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2018 | 0 (not detected) |
Against other Illinois systems
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. Adams County Water District No 1's reported as 0 (not detected) sits at the 27th percentile in Illinois and the 25th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
19 other systems share Adams County; 6 of them have a higher latest lead result than Adams County Water District No 1. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Quincy | 42,000 | 0.55 ppb |
| Abs Water Coop | 7,095 | 0 (not detected) |
| Mill Creek Pwd | 5,755 | 1.8 ppb |
| Clayton-Camp Point Water Commission | 2,470 | 0 (not detected) |
| Payson | 1,386 | 0 (not detected) |
| Camp Point | 1,190 | 0 (not detected) |
| Mendon | 953 | 0 (not detected) |
| Clayton | 709 | 0 (not detected) |
| Ursa | 626 | 0 (not detected) |
| Golden | 620 | 0 (not detected) |
Next steps for Paloma, IL
Look up your address in Adams County Water District No 1'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 Adams County Water District No 1 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. Small systems behave differently: why small systems go over more often.