Paradise Valley Water Assn, 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.
Who runs the water here
Paradise Valley Water Assn serves about 250 people through 83 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws surface water, in Boundary County, Idaho. EPA system ID: ID1110023; phone on file: 208-597-5777. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Paradise Valley Water Assn's lead record
That is down 5 ppb from 7 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Paradise Valley Water Assn is 7 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2 ppb |
| 2022 | 7 ppb |
| 2019 | 2 ppb |
| 2016 | 4.25 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. Paradise Valley Water Assn's 2 ppb sits at the 67th percentile in Idaho and the 71st nationally (higher means more lead).
Nearby utilities
13 other systems share Boundary County; 3 of them have a higher latest lead result than Paradise Valley Water Assn. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Bonners Ferry City Of | 3,367 | 0 (not detected) |
| Three Mile Water Dist | 2,652 | 11 ppb |
| Cabinet Mountains Water Dist | 2,335 | 1 ppb |
| Moyie Springs City Of | 1,123 | 2 ppb |
| Bee Line Water Assn Inc | 533 | 2 ppb |
| Mission Creek Water Assn | 263 | 1 ppb |
| Twenty Mile Creek Water Assn | 225 | 5 ppb |
| Skin Creek Water Assn | 200 | 4 ppb |
| Trow Creek Water Assn | 98 | 1 ppb |
| Moravia Water Assn | 80 | 1 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Bonners Ferry, 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 Paradise Valley Water Assn 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.