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Public water system

Decatur

PWSID IL1150150 - Macon County, Illinois

120 PPM
7 GPG
Moderately Hard
0Soft60120180300+
Moderately Hard (120 PPM)Verified - Annual Water Quality Report

System Details

Water source
surface water
Population served
76,122
Service connections
31,407
Status
Active

Hardness Evidence

Reported hardness
120 PPM
Grains per gallon
7 GPG
Data source
Annual Water Quality Report
Source year
N/A
Raw/source estimate
259 PPM

Linked City Reports

Maroa, ILDennison, ILIngraham, ILNewburg, ILBlue Mound, ILBoody, ILDecatur, ILBearsdale, ILElwin, ILForsyth, ILHarristown, ILMacon, ILHervey City, ILNiantic, ILOreana, ILHeman, ILJohnsonville, ILKeenes, ILRinard, ILSailor Springs, IL

Served ZIP Codes

ZIPLocationZIP average
61756Maroa, ILModerately Hard (124 PPM)
62423Dennison, ILModerately Hard (120 PPM)
62434Ingraham, ILModerately Hard (120 PPM)
62501Newburg, ILModerately Hard (123 PPM)
62513Blue Mound, ILModerately Hard (123 PPM)
62514Boody, ILModerately Hard (120 PPM)
62521Decatur, ILModerately Hard (120 PPM)
62522Decatur, ILModerately Hard (120 PPM)
62523Decatur, ILModerately Hard (120 PPM)
62526Bearsdale, ILModerately Hard (120 PPM)
62532Elwin, ILModerately Hard (120 PPM)
62535Forsyth, ILModerately Hard (129 PPM)
62537Harristown, ILModerately Hard (123 PPM)
62544Macon, ILModerately Hard (124 PPM)
62549Hervey City, ILModerately Hard (130 PPM)
62551Niantic, ILModerately Hard (121 PPM)
62554Oreana, ILModerately Hard (122 PPM)
62573Heman, ILModerately Hard (123 PPM)
62850Johnsonville, ILModerately Hard (120 PPM)
62851Keenes, ILModerately Hard (120 PPM)
62878Rinard, ILModerately Hard (120 PPM)
62879Sailor Springs, ILModerately Hard (120 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.

MethodologySourcesSearch by ZIP