Eaton Public Water System, OH
Lead detected, under the action levels
Latest 90th-percentile lead: 6.7 ppb (monitoring period 2026-2026). 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.
Eaton Public Water System at a glance
Eaton Public Water System serves about 8,400 people through 3,700 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Preble County, Ohio. EPA system ID: OH6801612; phone on file: 937-456-4125. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
That is down 1.2 ppb from 7.9 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Eaton Public Water System is 11.5 ppb across 10 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 6.7 ppb |
| 2025 | 7.9 ppb |
| 2024 | 5.1 ppb |
| 2023 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2021 | 5.9 ppb |
| 2020 | 4 ppb |
| 2019 | 4.9 ppb |
| 2018 | 7.07 ppb |
| 2016 | 11.5 ppb over 10 |
Against other Ohio systems
Of the 1,079 Ohio systems with a lead result, the median latest reading is 0.7 ppb; 1 are over 15 ppb right now and 27 have gone over at some point. Eaton Public Water System's 6.7 ppb sits at the 98th percentile in Ohio and the 94th nationally (higher means more lead).
Other water systems in Preble County
11 other systems share Preble County; 0 of them have a higher latest lead result than Eaton Public Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Lakengren Water Authority | 2,950 | 2.4 ppb |
| Camden, Village Of | 2,050 | 1.4 ppb |
| Lewisburg Village Pws | 1,800 | 0 (not detected) |
| New Paris Village Pws | 1,681 | 0 (not detected) |
| West Alexandria, Village Of | 1,385 | 3.8 ppb |
| Gratis Village Pws | 990 | 1.5 ppb |
| Eldorado, Village Of | 539 | 2 ppb |
| Verona, Village Of | 492 | 1 ppb |
| West Manchester, Village Of | 471 | 1.4 ppb |
| College Corner Water | 387 | 1.6 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; W. Alexandria, OH 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 Eaton Public Water System 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.