Wisconsin · population 8,616
Lead pipes in Monona, WI
12 lines still unidentified
Most of Monona (population 8,616) gets its water from Monona Waterworks. It reported no confirmed lead service lines, but 12 of 2,818 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Monona Waterworks's service lines are lead or galvanized requiring replacement, lower than the Wisconsin average (11%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 0.4%
- Non-lead 100%
Latest lead test for Monona Waterworks (Jun 2023–Sep 2023): 2.8 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Monona Waterworks.
Water systems serving Monona
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Monona WaterworksMain system | 0 | 0 | 12 | 0% |
| Madison Water UtilityServes nearby areas | 2 | 0 | 0 | <0.1% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Monona
The counts above cover the whole water system. To see whether your line is lead, look up your address on Monona Waterworks's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- McFarlandno lead reported
- Maple Bluffno lead reported
- Madison2 lead + galv. lines
- Shorewood Hills586 unknown
- Fitchburg2 lead + galv. lines
- Cottage Groveno lead reported
- Oregon3 lead + galv. lines
- Middletonno lead reported
Check another water system
Questions
Does Monona, WI have lead pipes?
None are confirmed, but Monona Waterworks still lists 12 service lines as unknown material.
Who supplies water to Monona?
EPA's service area maps place most of Monona in Monona Waterworks's service area (PWSID WI1130245). Madison Water Utility also serves parts of the city or nearby areas.
How do I check whether my Monona home has a lead service line?
Search your address on Monona Waterworks's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Monona be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Monona Waterworks whether your street is scheduled and whether it covers the private side.