Benton City Water, WA
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2023). 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.
Who runs the water here
Benton City Water serves about 5,626 people through 1,765 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Benton County, Washington. EPA system ID: WA5305800. Ask the utility on your bill for your address in their service line inventory.
Benton City Water's lead record
Against the period ending 2019 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Benton City Water is 2 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2019 | 1 ppb |
| 2016 | 2 ppb |
How Benton City Water 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. Benton City Water's reported as 0 (not detected) sits at the 34th percentile in Washington and the 35th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Benton County
42 other systems share Benton County; 14 of them have a higher latest lead result than Benton City Water. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Kennewick City Of | 118,164 | 0 (not detected) |
| Richland City Of | 106,499 | 2.4 ppb |
| West Richland City Of | 21,231 | 0 (not detected) |
| Prosser City Of | 8,030 | 0 (not detected) |
| Badger Mountain Irrigation District | 2,331 | 2.8 ppb |
| Summit View Water System | 1,869 | 0 (not detected) |
| Bc Water Co | 1,262 | 0 (not detected) |
| Community Sewer And Water District | 1,200 | 0 (not detected) |
| Oasis Water Corporation | 556 | 0 (not detected) |
| Great Basin Water Kiona | 520 | 0 (not detected) |
Next steps for Benton City, WA
Look up your address in Benton City Water'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 Benton City Water 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.