Weston City Of, ID
Lead detected, under the action levels
Latest 90th-percentile lead: 1 ppb (monitoring period 2024-2026). 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.
About Weston City Of
Weston City Of serves about 490 people through 224 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 Franklin County, Idaho. EPA system ID: ID6210019; phone on file: 801-652-2391. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is down 5 ppb from 6 ppb in the period ending 2026. The highest 90th-percentile result EPA holds for Weston City Of is 6 ppb across 9 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1 ppb |
| 2026 | 6 ppb |
| 2025 | 4 ppb |
| 2024 | 3 ppb |
| 2023 | 3 ppb |
| 2023 | 2 ppb |
| 2022 | 2 ppb |
| 2019 | 1 ppb |
| 2016 | 3 ppb |
Where this result ranks
Of the 763 Idaho systems with a lead result, the median latest reading is 1 ppb; 3 are over 15 ppb right now and 46 have gone over at some point. Weston City Of's 1 ppb sits at the 53rd percentile in Idaho and the 53rd nationally (higher means more lead).
Neighbouring systems
14 other systems share Franklin County; 7 of them have a higher latest lead result than Weston City Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Preston City Of | 5,591 | 2 ppb |
| Fairview Water Dist | 1,300 | 3 ppb |
| Franklin City Of | 1,000 | 3 ppb |
| Dayton City Of | 510 | 2 ppb |
| Clifton City Of | 413 | 1 ppb |
| Whitney Nashville Water Works | 403 | 0 (not detected) |
| Banida Water And Sewer Dist | 180 | 1 ppb |
| Cub River Acres | 180 | 7 ppb |
| Birch Creek Culinary | 120 | 1 ppb |
| Preston Eastside Water Co | 120 | 2 ppb |
Next steps for Weston, ID
Test your own tap with a certified lab first-draw sample; Weston, ID 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 Weston City Of 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.