West Unity Village, OH
Lead detected, under the action levels
Latest 90th-percentile lead: 1.8 ppb (monitoring period 2025-2025). 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.
West Unity Village at a glance
West Unity Village serves about 1,760 people through 805 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 Williams County, Ohio. EPA system ID: OH8601812; phone on file: 419-924-2215. 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 2024 (1.7 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for West Unity Village is 4.6 ppb across 9 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.8 ppb |
| 2024 | 1.7 ppb |
| 2023 | 3.6 ppb |
| 2022 | 4.6 ppb |
| 2021 | 2.9 ppb |
| 2020 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2018 | 0 (not detected) |
| 2016 | 0 (not detected) |
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. West Unity Village's 1.8 ppb sits at the 73rd percentile in Ohio and the 67th nationally (higher means more lead).
Neighbouring systems
11 other systems share Williams County; 6 of them have a higher latest lead result than West Unity Village. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Bryan City Pws | 8,729 | 6 ppb |
| Montpelier Village | 4,280 | 4 ppb |
| Edgerton Village | 1,881 | 4.9 ppb |
| Pioneer Village | 1,449 | 1.7 ppb |
| Stryker Village | 1,259 | 5 ppb |
| Edon Village | 783 | 3.3 ppb |
| Aqua Ohio - Seneca | 750 | 0 (not detected) |
| Aqua Ohio - Norlick | 345 | 0 (not detected) |
| Williams Co/Hillside Country Living | 225 | 0.5 ppb |
| Oakwood Mhp | 180 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; West Unity, 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 West Unity Village 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. The lead result guide covers how utilities pick the homes they sample. Systems that went over once often dip back under; here is what that means.