Public water system

Milwaukee Waterworks

PWSID WI2410100 - Milwaukee County, Wisconsin

140 PPM

8.2 GPG

Moderately Hard

0Soft60120180300+

Moderately Hard (140 PPM)Verified - Annual Water Quality Report

System Details

Water source: surface water
Population served: 626,000
Service connections: 231,851
Status: Active

Hardness Evidence

Reported hardness: 140 PPM
Grains per gallon: 8.2 GPG
Data source: Annual Water Quality Report
Source year: N/A
Raw/source estimate: 247 PPM

Linked City Reports

Cudahy, WI Greendale, WI Hales Corners, WI Franklin, WI Oak Creek, WI South Milwaukee, WI Milwaukee, WI Bay View, WI Shorewood, WI Wauwatosa, WI West Allis, WI West Milwaukee, WI Greenfield, WI Saint Francis, WI Dalton, WI Kingston, WI Marquette, WI Potter, WI

Served ZIP Codes

ZIP	Location	ZIP average
53110	Cudahy, WI	Moderately Hard (140 PPM)
53129	Greendale, WI	Moderately Hard (140 PPM)
53130	Hales Corners, WI	Moderately Hard (140 PPM)
53132	Franklin, WI	Moderately Hard (140 PPM)
53154	Oak Creek, WI	Moderately Hard (140 PPM)
53172	South Milwaukee, WI	Moderately Hard (140 PPM)
53202	Milwaukee, WI	Moderately Hard (140 PPM)
53203	Milwaukee, WI	Moderately Hard (140 PPM)
53204	Milwaukee, WI	Moderately Hard (140 PPM)
53205	Milwaukee, WI	Moderately Hard (140 PPM)
53206	Milwaukee, WI	Moderately Hard (140 PPM)
53207	Bay View, WI	Moderately Hard (140 PPM)
53208	Milwaukee, WI	Moderately Hard (140 PPM)
53209	Milwaukee, WI	Moderately Hard (140 PPM)
53210	Milwaukee, WI	Moderately Hard (140 PPM)
53211	Shorewood, WI	Moderately Hard (140 PPM)
53212	Milwaukee, WI	Moderately Hard (140 PPM)
53213	Wauwatosa, WI	Moderately Hard (140 PPM)
53214	West Allis, WI	Moderately Hard (140 PPM)
53215	West Milwaukee, WI	Moderately Hard (140 PPM)
53216	Milwaukee, WI	Moderately Hard (140 PPM)
53217	Milwaukee, WI	Moderately Hard (140 PPM)
53218	Milwaukee, WI	Moderately Hard (140 PPM)
53219	Milwaukee, WI	Moderately Hard (140 PPM)
53220	Greenfield, WI	Moderately Hard (140 PPM)
53221	Milwaukee, WI	Moderately Hard (140 PPM)
53222	Milwaukee, WI	Moderately Hard (140 PPM)
53223	Milwaukee, WI	Moderately Hard (140 PPM)
53224	Milwaukee, WI	Moderately Hard (140 PPM)
53225	Milwaukee, WI	Moderately Hard (140 PPM)
53226	Wauwatosa, WI	Moderately Hard (140 PPM)
53227	Milwaukee, WI	Moderately Hard (140 PPM)
53228	Greenfield, WI	Moderately Hard (140 PPM)
53233	Milwaukee, WI	Moderately Hard (140 PPM)
53235	Saint Francis, WI	Moderately Hard (140 PPM)
53926	Dalton, WI	Moderately Hard (140 PPM)
53939	Kingston, WI	Moderately Hard (140 PPM)
53947	Marquette, WI	Moderately Hard (140 PPM)
54160	Potter, WI	Moderately Hard (140 PPM)

How to Use This System Page

A public water system can serve multiple ZIP codes and cities. Use this page to inspect the source behind the hardness reading, then open the linked ZIP or city page for the local rollup.

If you are sizing treatment equipment, confirm your actual tap hardness with a home test or lab test before buying.

Methodology Sources Search by ZIP