Pine Ridge Water And Sewer Dist, 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
Pine Ridge Water And Sewer Dist serves about 390 people through 141 service connections, which makes it a very small system under EPA's size classes. It is under mixed public and private ownership and draws surface water, in Idaho County, Idaho. EPA system ID: ID2250134; phone on file: 208-305-7630. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Pine Ridge Water And Sewer Dist is 5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2 ppb |
| 2022 | 1 ppb |
| 2019 | 5 ppb |
| 2016 | 1 ppb |
Where this result ranks
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. Pine Ridge Water And Sewer Dist's 2 ppb sits at the 69th percentile in Idaho and the 71st nationally (higher means more lead).
Nearby utilities
17 other systems share Idaho County; 4 of them have a higher latest lead result than Pine Ridge Water And Sewer Dist. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Grangeville Water Dept | 3,151 | 2 ppb |
| Cottonwood Water Dept | 977 | 1 ppb |
| Kooskia Water Dept | 514 | 0 (not detected) |
| Riggins City Of | 434 | 2 ppb |
| Idoc North Idaho Correctional Institute | 425 | 2 ppb |
| Elk City Water And Sewer Assn | 320 | 9 ppb |
| Stites City Of | 253 | 1 ppb |
| Kamiah Valley Company Llc | 250 | 0 (not detected) |
| Monastery Of St Gertrudes | 200 | 0 (not detected) |
| Ferdinand City Of | 133 | 2.84 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Kamiah, 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 Pine Ridge Water And Sewer Dist 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. The action level is dropping - the 10 ppb rule from 2027.