Ee Dah How Acres Subd, ID
Lead detected, under the action levels
Latest 90th-percentile lead: 2 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.
About Ee Dah How Acres Subd
Ee Dah How Acres Subd serves about 69 people through 22 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Teton County, Idaho. EPA system ID: ID7410019. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
That is up 2 ppb from 0 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Ee Dah How Acres Subd is 2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2 ppb |
| 2022 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 2 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. Ee Dah How Acres Subd's 2 ppb sits at the 62nd percentile in Idaho and the 70th nationally (higher means more lead).
Other water systems in Teton County
9 other systems share Teton County; 3 of them have a higher latest lead result than Ee Dah How Acres Subd. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Victor City Of | 2,361 | 4 ppb |
| Driggs City Of | 2,200 | 3 ppb |
| Teton Springs Water And Sewer Company | 924 | 3 ppb |
| Tetonia City Of | 409 | 1 ppb |
| Fox Creek Country Club Estates | 250 | 0 (not detected) |
| Teton Reserve Subdivision & Golf Course | 62 | 2 ppb |
| Darby Water Assn | 58 | 0 (not detected) |
| Grove Creek Subd Water Assn | 30 | 2 ppb |
| Jackalope Assn | 28 | 2 ppb |
Next steps for Driggs, ID
Test your own tap with a certified lab first-draw sample; Driggs, 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 Ee Dah How Acres 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.