Fir Grove Estates, ID
Lead detected, under the action levels
Latest 90th-percentile lead: 5 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. 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 Fir Grove Estates
Fir Grove Estates serves about 270 people through 227 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Valley County, Idaho. EPA system ID: ID4430104; phone on file: 208-325-8958. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
Against the period ending 2021 (5 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Fir Grove Estates is 5 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 5 ppb |
| 2021 | 5 ppb |
| 2018 | 3 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. Fir Grove Estates's 5 ppb sits at the 90th percentile in Idaho and the 91st nationally (higher means more lead).
Nearby utilities
10 other systems share Valley County; 1 of them has a higher latest lead result than Fir Grove Estates. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Mccall City Of | 4,423 | 5 ppb |
| Cascade City Of | 1,000 | 6 ppb |
| Meadows At West Mountain | 550 | 0 (not detected) |
| 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 |
Next steps for Donnelly, ID
Test your own tap with a certified lab first-draw sample; Donnelly, 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 Fir Grove Estates 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. The action level is dropping - the 10 ppb rule from 2027.