Lead Pipe Map

Wisconsin · 32 community water systems

Lead pipes in Dane County, WI

32 community water systems serving Dane County reported 24 lead and 14 galvanized-requiring-replacement service lines, plus 4,809 of unknown material. The most are in Deforest Waterworks.

<0.1% of these systems' lines are lead or galvanized requiring replacement, lower than the Wisconsin average (11%) and lower than the national average (3.1%).

24Lead
14Galvanized, replace
4,809Unknown
129,019Non-lead

Water systems serving Dane County

Water systemLeadGalv.Unknown% leadPeople
Deforest WaterworksDeforest1307560.3%10,500
Deerfield WaterworksDeerfield3220.5%2,510
Lake Forest Water CoopMadison5005.3%400
Cambridge Water & Sewer UtilityCambridge041600.8%1,638
Oregon WaterworksOregon03923<0.1%11,200
Marshall WaterworksMarshall034880.3%3,862
Fitchburg Utility Dist 1 SouthFitchburg02891.2%350
Madison Water UtilityMadison200<0.1%272,000
Mt Horeb WaterworksMount Horeb10422<0.1%7,756
Fitchburg Utility Dist 1Fitchburg007340%29,900
Shorewood Hills WaterworksMadison005860%1,670
Stoughton WaterworksStoughton004450%13,078
Dons Mobile ManorWaunakee00880%160
Mazomanie MHPMazomanie00400%85
East Bristol Utility CoopSun Prairie00260%80
Oakhill Correctional InstOregon00230%1,096
Monona WaterworksMonona00120%8,624
Country Vineyard 4Oregon0090%28
Danville Drive Service AreaFitchburg0060%150
Sun Prairie UtilitiesSun Prairie0000%39,300
Middleton WaterworksMiddleton0000%23,868
Waunakee WaterworksWaunakee0000%14,879
Verona WaterworksVerona0000%14,030
McFarland WaterworksMc Farland0000%9,676
Cottage Grove WaterworksCottage Grove0000%9,345
Windsor Water Utility SouthWindsor0000%4,607
Cross Plains WaterworksCross Plains0000%4,100
Mendota Mental Health InstMadison0000%2,787
Mazomanie WaterworksMazomanie0000%1,744
Black Earth WaterworksBlack Earth0000%1,493
Maple Bluff WaterworksMadison0000%1,342
Dane WaterworksDane0000%1,117

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

  1. Check the pipe where water enters your home.
  2. Use a filter certified to NSF/ANSI 53 for lead for drinking and cooking.
  3. Test your water, often free through the utility.
  4. Ask your utility about free or discounted replacement; most lines must be replaced by December 31, 2037.

Check another water system

Questions

Does Dane County have lead pipes?

Yes. Water systems serving Dane County reported 24 lead and 14 galvanized-requiring-replacement service lines, plus 4,809 of unknown material.

Which Dane County water systems have the most lead lines?

Deforest Waterworks (13), Deerfield Waterworks (5), Lake Forest Water Coop (5).

How do I check my home in Dane 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.