Wisconsin · 14 community water systems
Lead pipes in Rock County, WI
14 community water systems serving Rock County reported 2,209 lead and 1,602 galvanized-requiring-replacement service lines, plus 13,696 of unknown material. The most are in City of Beloit.
7.8% of these systems' lines are lead or galvanized requiring replacement, lower than the Wisconsin average (11%) and higher than the national average (3.1%).
- Lead 4.5%
- Galvanized (replace) 3.3%
- Unknown 28%
- Non-lead 64%
Water systems serving Rock County
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| City of BeloitBeloit | 1,955 | 1,423 | 10,078 | 22% |
| Evansville WaterworksEvansville | 214 | 151 | 724 | 16% |
| Milton WaterworksMilton | 31 | 23 | 777 | 2.4% |
| Clinton WaterworksClinton | 6 | 5 | 593 | 1.2% |
| Janesville Water UtilityJanesville | 3 | 0 | 0 | <0.1% |
| Edgerton WaterworksEdgerton | 0 | 0 | 709 | 0% |
| Rock River Leisure Estates CoopEdgerton | 0 | 0 | 568 | 0% |
| Midway Village Mobile Home ParkEvansville | 0 | 0 | 69 | 0% |
| Orfordville WaterworksOrfordville | 0 | 0 | 50 | 0% |
| Shady Hill Mobile Home ParkClinton | 0 | 0 | 48 | 0% |
| Oakhill WaterworksEdgerton | 0 | 0 | 45 | 0% |
| Pirates Cove Mobile Home CommunityEdgerton | 0 | 0 | 20 | 0% |
| Birchwood Trailer CourtEvansville | 0 | 0 | 15 | 0% |
| Rockvale MHPJanesville | 0 | 0 | 0 | 0% |
Systems that also serve other counties are counted in full. Your water bill names your utility.
What to do if your line is lead or unknown
- Check the pipe where water enters your home.
- Use a filter certified to NSF/ANSI 53 for lead for drinking and cooking.
- Test your water, often free through the utility.
- Ask your utility about free or discounted replacement; most lines must be replaced by December 31, 2037.
Check another water system
Questions
Does Rock County have lead pipes?
Yes. Water systems serving Rock County reported 2,209 lead and 1,602 galvanized-requiring-replacement service lines, plus 13,696 of unknown material.
Which Rock County water systems have the most lead lines?
City of Beloit (3,378), Evansville Waterworks (365), Milton Waterworks (54).
How do I check my home in Rock County?
Find the water system named on your water bill in the table above, open its page and use its address-level inventory. You can also scratch-test the pipe where it enters your home.