Mccall City Of, ID
Exceeded the action level in the past
Latest 90th-percentile lead: 5 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. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Who runs the water here
Mccall City Of serves about 4,423 people through 3,900 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 surface water, in Valley County, Idaho. EPA system ID: ID4430033; phone on file: 208-634-7802. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is up 3 ppb from 2 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Mccall City Of is 34 ppb across 10 monitoring periods, 3 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 5 ppb |
| 2025 | 2 ppb |
| 2024 | 4 ppb |
| 2023 | 18 ppb over 15 |
| 2023 | 0 (not detected) |
| 2022 | 34 ppb over 15 |
| 2021 | 9 ppb |
| 2021 | 8 ppb |
| 2020 | 16 ppb over 15 |
| 2017 | 0 (not detected) |
Against other Idaho systems
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. Mccall City Of's 5 ppb sits at the 91st percentile in Idaho and the 91st nationally (higher means more lead).
Neighbouring systems
10 other systems share Valley County; 1 of them has a higher latest lead result than Mccall City Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Cascade City Of | 1,000 | 6 ppb |
| Meadows At West Mountain | 550 | 0 (not detected) |
| Fir Grove Estates | 270 | 5 ppb |
| Day Star | 250 | 2 ppb |
| Donnelly City Of | 237 | 0 (not detected) |
| Jughandle Estates | 200 | 0 (not detected) |
| Blackhawk On The River | 150 | 1 ppb |
| Jug Mountain Ranch Subdivision | 100 | 1 ppb |
| Yellow Pine Water Users Inc | 72 | 2 ppb |
| Hawks Bay Estates Hoa Llc | 59 | 3 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Mccall, 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 Mccall 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. More in what a past exceedance means today.