Cloverdale Water District, OR
Lead detected, under the action levels
Latest 90th-percentile lead: 6.5 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.
Cloverdale Water District at a glance
Cloverdale Water District serves about 310 people through 126 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 Tillamook County, Oregon. EPA system ID: OR4100886; phone on file: 208-284-8695. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is up 6.5 ppb from 0 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Cloverdale Water District is 6.5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 6.5 ppb |
| 2022 | 0 (not detected) |
| 2019 | 1.3 ppb |
| 2016 | 0 (not detected) |
How Cloverdale Water District 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. Cloverdale Water District's 6.5 ppb sits at the 93rd percentile in Oregon and the 94th nationally (higher means more lead).
Neighbouring systems
34 other systems share Tillamook County; 3 of them have a higher latest lead result than Cloverdale Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Tillamook Water Dept, City Of | 5,265 | 0 (not detected) |
| Manzanita, City Of | 3,200 | 0 (not detected) |
| Fairview Water District | 1,930 | 2.03 ppb |
| Netarts Water District | 1,800 | 0 (not detected) |
| Neskowin Reg Water Dist | 1,735 | 0 (not detected) |
| Nehalem, City Of | 1,700 | 1.92 ppb |
| Rockaway Beach, City Of | 1,533 | 0 (not detected) |
| Bay City Water System | 1,400 | 0 (not detected) |
| Long Prairie Water District | 1,052 | 0 (not detected) |
| Pacific City Joint Water - San Auth | 1,000 | 1.8 ppb |
Next steps for Cloverdale, OR
Test your own tap with a certified lab first-draw sample; Cloverdale, 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 Cloverdale Water District 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.