South Umpqua Water Association, OR
Lead detected, under the action levels
Latest 90th-percentile lead: 2 ppb (monitoring period 2021-2023). 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 South Umpqua Water Association
South Umpqua Water Association serves about 575 people through 287 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws surface water, in Douglas County, Oregon. EPA system ID: OR4100705; phone on file: 541-874-2387. They can tell you what your service line is made of and whether they pay to replace it.
South Umpqua Water Association's lead record
That is down 2 ppb from 4 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for South Umpqua Water Association is 4 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 2 ppb |
| 2020 | 4 ppb |
| 2017 | 2 ppb |
Against other Oregon systems
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. South Umpqua Water Association's 2 ppb sits at the 69th percentile in Oregon and the 71st nationally (higher means more lead).
Nearby utilities
35 other systems share Douglas County; 18 of them have a higher latest lead result than South Umpqua Water Association. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Roseburg, City Of | 28,800 | 0 (not detected) |
| Umpqua Basin Water Assoc | 9,499 | 3 ppb |
| Winston-Dillard Water District | 8,300 | 7 ppb |
| Sutherlin, City Of | 8,060 | 3 ppb |
| Green Area Water & Sanitary Authority | 7,000 | 0 (not detected) |
| Reedsport, City Of | 4,836 | 4 ppb |
| Myrtle Creek, City Of | 3,501 | 5 ppb |
| Tri-City Jw&Sa | 3,500 | 2 ppb |
| Canyonville, City Of | 1,662 | 2 ppb |
| Glide Water Association | 1,523 | 3 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Riddle, 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 South Umpqua Water Association 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. Systems that went over once often dip back under; here is what that means.