Basin City Water Sewer District, WA
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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 Basin City Water Sewer District
Basin City Water Sewer District serves about 1,740 people through 266 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Franklin County, Washington. EPA system ID: WA5304461. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
That is down 10 ppb from 10 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Basin City Water Sewer District is 10 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2020 | 10 ppb |
| 2016 | 1 ppb |
How Basin City Water Sewer District 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. Basin City Water Sewer District's reported as 0 (not detected) sits at the 31st percentile in Washington and the 30th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
30 other systems share Franklin County; 10 of them have a higher latest lead result than Basin City Water Sewer District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Pasco Water Department | 115,102 | 1.9 ppb |
| Connell City Of | 5,150 | 1 ppb |
| Mesa Water Department | 495 | 4.5 ppb |
| White Bluff Water Association | 386 | 0.2 ppb |
| Ringold Domestic Water Corp | 340 | 0 (not detected) |
| West Mesa Domestic Water Assn | 316 | 0 (not detected) |
| Kahlotus City Of | 262 | 0 (not detected) |
| Cypress Country Estates | 253 | 0 (not detected) |
| Clark Addition Water System | 189 | 0 (not detected) |
| West 15 Domestic Water Assn | 150 | 1.3 ppb |
Next steps for Mesa, WA
Look up your address in Basin City Water Sewer District'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 Basin City Water Sewer 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. The lead result guide covers how utilities pick the homes they sample. Small systems behave differently: why small systems go over more often.