Sundowner Mobile Home Park, OR
Lead detected, under the action levels
Latest 90th-percentile lead: 0.93 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.
Who runs the water here
Sundowner Mobile Home Park serves about 160 people through 80 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Union County, Oregon. EPA system ID: OR4101344; phone on file: 541-910-6259. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Sundowner Mobile Home Park's lead record
Against the period ending 2021 (0.99 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Sundowner Mobile Home Park is 1.76 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0.93 ppb |
| 2021 | 0.99 ppb |
| 2018 | 1.76 ppb |
How Sundowner Mobile Home Park compares
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. Sundowner Mobile Home Park's 0.93 ppb sits at the 49th percentile in Oregon and the 50th nationally (higher means more lead).
Other water systems in Union County
8 other systems share Union County; 5 of them have a higher latest lead result than Sundowner Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| La Grande, City Of | 13,460 | 0 (not detected) |
| Union, City Of | 2,162 | 1.57 ppb |
| Elgin Water Department | 1,717 | 1 ppb |
| Island City | 1,166 | 0 (not detected) |
| Cove, City Of | 550 | 0 (not detected) |
| North Powder, City Of | 501 | 2.78 ppb |
| Imbler, City Of | 250 | 2.43 ppb |
| Flying K Trailer Ranch | 96 | 1.86 ppb |
Next steps for La Grande, OR
Test your own tap with a certified lab first-draw sample; La Grande, 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 Sundowner Mobile Home Park 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. The lead result guide covers how utilities pick the homes they sample. Systems that went over once often dip back under; here is what that means.