Heatherlands Subd, ID
Lead detected, under the action levels
Latest 90th-percentile lead: 1 ppb (monitoring period 2023-2025). 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.
Heatherlands Subd at a glance
Heatherlands Subd serves about 200 people through 126 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Blaine County, Idaho. EPA system ID: ID5070023; phone on file: 208-726-3858. They can tell you what your service line is made of and whether they pay to replace it.
Heatherlands Subd's lead record
Against the period ending 2022 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Heatherlands Subd is 1 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1 ppb |
| 2022 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 1 ppb |
How Heatherlands Subd compares
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. Heatherlands Subd's 1 ppb sits at the 48th percentile in Idaho and the 52nd nationally (higher means more lead).
Other water systems in Blaine County
19 other systems share Blaine County; 13 of them have a higher latest lead result than Heatherlands Subd. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Hailey Water And Sewer | 8,000 | 2 ppb |
| Ketchum City Of | 3,555 | 9 ppb |
| Sun Valley Water And Sewer Dist | 3,400 | 4 ppb |
| Bellevue City Of | 2,747 | 0 (not detected) |
| Carey City Of | 993 | 4 ppb |
| Mid Valley Water Company Llc | 450 | 0 (not detected) |
| Hulen Meadows Water Company | 390 | 5 ppb |
| Cold Springs Subd | 300 | 0 (not detected) |
| Starweather Estates | 150 | 0 (not detected) |
| The Valley Club | 135 | 2.97 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Ketchum, 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 Heatherlands Subd 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.