Lamont Water Supply, IA
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 13 ppb (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. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
Lamont Water Supply at a glance
Lamont Water Supply serves about 429 people through 267 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 Buchanan County, Iowa. EPA system ID: IA1051051; phone on file: 563-924-2068. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lamont Water Supply's lead record
That is up 11 ppb from 2 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Lamont Water Supply is 13 ppb across 3 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 13 ppb over 10 |
| 2021 | 2 ppb |
| 2018 | 2 ppb |
Against other Iowa systems
Of the 1,066 Iowa systems with a lead result, the median latest reading is 1.4 ppb; 4 are over 15 ppb right now and 36 have gone over at some point. Lamont Water Supply's 13 ppb sits at the 99th percentile in Iowa and the 98th nationally (higher means more lead).
Nearby utilities
9 other systems share Buchanan County; 1 of them has a higher latest lead result than Lamont Water Supply. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Independence Water Dept | 6,064 | 7.1 ppb |
| Jesup Municipal Water Supply | 2,508 | 1.7 ppb |
| Fairbank Water Supply | 1,111 | 1.6 ppb |
| Winthrop Water Supply | 840 | 3.5 ppb |
| Hazleton Water Supply | 713 | 1.45 ppb |
| Brandon Water Supply | 341 | 3.2 ppb |
| Hazleton Mobile Home Park | 150 | 0 (not detected) |
| Pints Water Association | 96 | 13.1 ppb |
| River Ridge Hoa | 60 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Lamont, IA 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 Lamont Water Supply 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. See what changes at 10 ppb in 2027.