Dufur, South Basin, OR
Lead detected, under the action levels
Latest 90th-percentile lead: 3 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 Dufur, South Basin
Dufur, South Basin serves about 33 people through 33 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Wasco County, Oregon. EPA system ID: OR4101216; phone on file: 541-467-2401. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Dufur, South Basin's lead record
That is up 3 ppb from 0 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Dufur, South Basin is 3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 3 ppb |
| 2021 | 0 (not detected) |
| 2018 | 0 (not detected) |
Where this result ranks
Of the 909 Oregon systems with a lead result, the median latest reading is 1 ppb; 15 are over 15 ppb right now and 71 have gone over at some point. Dufur, South Basin's 3 ppb sits at the 78th percentile in Oregon and the 81st nationally (higher means more lead).
Nearby utilities
19 other systems share Wasco County; 1 of them has a higher latest lead result than Dufur, South Basin. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| The Dalles, City Of | 13,010 | 0.21 ppb |
| Chenowith Pud | 4,500 | 2.9 ppb |
| Barlow Water District | 900 | 0 (not detected) |
| Young Life | 852 | 8 ppb |
| Dufur, City Of | 610 | 1 ppb |
| Mosier, City Of | 468 | 0 (not detected) |
| Maupin, City Of | 420 | 1 ppb |
| Foley Lakes Mobile Home Park | 300 | 0 (not detected) |
| Hazel Dell Orchard | 260 | 0 (not detected) |
| Tygh Valley Water District | 218 | 1.32 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Dufur, OR 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 Dufur, South Basin 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. Systems that went over once often dip back under; here is what that means.