Stevens Co Pud - Addy, WA
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
About Stevens Co Pud - Addy
Stevens Co Pud - Addy serves about 253 people through 99 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 Stevens County, Washington. EPA system ID: WA5300367. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Stevens Co Pud - Addy is 1.7 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 1 ppb |
| 2019 | 1 ppb |
| 2016 | 1.7 ppb |
How Stevens Co Pud - Addy compares
Of the 2,218 Washington systems with a lead result, the median latest reading is 1 ppb; 18 are over 15 ppb right now and 62 have gone over at some point. Stevens Co Pud - Addy's reported as 0 (not detected) sits at the 24th percentile in Washington and the 17th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
32 other systems share Stevens County; 16 of them have a higher latest lead result than Stevens Co Pud - Addy. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Stevens Co Pud - Suncrest | 7,484 | 1.4 ppb |
| Colville Water Department | 4,945 | 1.1 ppb |
| Stevens Co Pud - Deer Lake | 2,884 | 0 (not detected) |
| Kettle Falls Water Dept | 2,698 | 0 (not detected) |
| Chewelah Water Dept South | 2,615 | 3.1 ppb |
| Stevens Co Pud - Loon Lake | 2,487 | 0 (not detected) |
| Stevens Co Pud - Waitts Lake | 1,216 | 0 (not detected) |
| Stevens Co Pud - Clayton | 725 | 0 (not detected) |
| Stevens Co Pud - Valley | 550 | 0 (not detected) |
| Chewelah Water Dept North | 350 | 1.4 ppb |
Next steps for Loon Lake, WA
Look up your address in Stevens Co Pud - Addy's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Stevens Co Pud - Addy 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. A zero today does not rule out a jump later - the rules are tightening in 2027.