Public water system

Coeur D Alene City Of

PWSID ID1280053 - Kootenai County, Idaho

97 PPM
5.6 GPG
Slightly Hard
0Soft60120180300+
Slightly Hard (97 PPM)High Confidence - USGS Monitoring

System Details

Water source
groundwater
Population served
54,115
Service connections
20,174
Status
Active

Hardness Evidence

Reported hardness
97 PPM
Grains per gallon
5.6 GPG
Data source
USGS monitoring
Source year
N/A

Linked City Reports

Served ZIP Codes

ZIPLocationZIP average
83801Athol, IDModerately Hard (124 PPM)
83803Bayview, IDModerately Hard (124 PPM)
83810Cataldo, IDModerately Hard (123 PPM)
83814Coeur D Alene, IDModerately Hard (122 PPM)
83815Coeur D Alene, IDModerately Hard (123 PPM)
83824Desmet, IDSlightly Hard (97 PPM)
83826Eastport, IDSlightly Hard (97 PPM)
83833Harrison, IDModerately Hard (123 PPM)
83835Hayden Lake, IDSlightly Hard (119 PPM)
83842Medimont, IDModerately Hard (123 PPM)
83846Mullan, IDSlightly Hard (97 PPM)
83847Naples, IDSlightly Hard (97 PPM)
83849Osburn, IDSlightly Hard (97 PPM)
83854Post Falls, IDModerately Hard (124 PPM)
83858Rathdrum, IDModerately Hard (126 PPM)
83866Santa, IDSlightly Hard (97 PPM)
83867Silverton, IDSlightly Hard (97 PPM)
83868Smelterville, IDSlightly Hard (97 PPM)
83869Spirit Lake, IDModerately Hard (124 PPM)
83876Worley, IDModerately Hard (123 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.