Forest Park Tr Ct No 1 Bozeman, ID
Exceeded the action level in the past
Latest 90th-percentile lead: 1.48 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
Forest Park Tr Ct No 1 Bozeman serves about 260 people through 134 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Gallatin County, Idaho. EPA system ID: MT0001366; phone on file: 406-586-2892. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2025 (1.09 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Forest Park Tr Ct No 1 Bozeman is 21 ppb across 9 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1.48 ppb |
| 2025 | 1.09 ppb |
| 2025 | 0 (not detected) |
| 2024 | 0 (not detected) |
| 2023 | 1 ppb |
| 2023 | 1 ppb |
| 2022 | 21 ppb over 15 |
| 2019 | 3 ppb |
| 2016 | 1 ppb |
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. Forest Park Tr Ct No 1 Bozeman's 1.48 ppb sits at the 57th percentile in Idaho and the 63rd nationally (higher means more lead).
Your move
Test your own tap with a certified lab first-draw sample; Eagle, 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 Forest Park Tr Ct No 1 Bozeman 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. What a 90th-percentile result does and does not tell you: how to read a lead result. More in what a past exceedance means today.