West Bend Waterworks, WI
Exceeded the action level in the past
Latest 90th-percentile lead: 5.8 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
About West Bend Waterworks
West Bend Waterworks serves about 32,149 people through 11,907 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Washington County, Wisconsin. EPA system ID: WI2670120. Ask the utility on your bill for your address in their service line inventory.
West Bend Waterworks's lead record
That is down 1.4 ppb from 7.2 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for West Bend Waterworks is 23 ppb across 7 monitoring periods, 2 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 5.8 ppb |
| 2025 | 7.2 ppb |
| 2025 | 23 ppb over 15 |
| 2021 | 12 ppb over 10 |
| 2021 | 6.9 ppb |
| 2020 | 18 ppb over 15 |
| 2017 | 7.1 ppb |
How West Bend Waterworks compares
Of the 947 Wisconsin systems with a lead result, the median latest reading is 1.33 ppb; 6 are over 15 ppb right now and 71 have gone over at some point. West Bend Waterworks's 5.8 ppb sits at the 90th percentile in Wisconsin and the 93rd nationally (higher means more lead).
Neighbouring systems
11 other systems share Washington County; 0 of them have a higher latest lead result than West Bend Waterworks. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Germantown Water Utility | 20,027 | 1.7 ppb |
| Hartford Waterworks | 15,805 | 0.86 ppb |
| Jackson Waterworks | 8,397 | 3.6 ppb |
| Slinger Water Utility | 5,659 | 3.1 ppb |
| Kewaskum Waterworks | 4,309 | 0 (not detected) |
| Allenton Sanitary District | 860 | 1 ppb |
| Cedar Lake Home 5 | 330 | 3.45 ppb |
| Cedar Lake Home 9 | 206 | 1.85 ppb |
| Cottages At Cedar Run | 183 | 0.52 ppb |
| Reflections Village | 165 | 1.95 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; West Bend, WI 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 West Bend Waterworks 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. More in what a past exceedance means today.