Lead Pipe Map

All Wisconsin water systems

Every Wisconsin community water system on Lead Pipe Map (629), A to Z, with its lead and galvanized line count. Open a system for its full inventory, lead tests and violations.

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A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

Source: EPA SDWIS service line inventory, 2026 Q3.