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Public water system

Northstar C.S.D.

PWSID CA3110028 - Placer County, California

66 PPM
3.8 GPG
Slightly Hard
0Soft60120180300+
Slightly Hard (66 PPM)High Confidence - USGS Monitoring

System Details

Water source
surface water
Population served
15,452
Service connections
955
Status
Active

Hardness Evidence

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

Linked City Reports

Auburn, CAForesthill, CALincoln, CALoomis, CANewcastle, CARoseville, CAPenryn, CARocklin, CASheridan, CAAlta, CAApplegate, CAIowa Hill, CADutch Flat, CAEmigrant Gap, CAGold Run, CAMeadow Vista, CASoda Springs, CAWeimar, CAGranite Bay, CACarnelian Bay, CAHomewood, CAKings Beach, CATahoe City, CAOlympic Valley, CATahoe Vista, CATruckee, CA

Served ZIP Codes

ZIPLocationZIP average
95602Auburn, CASoft (44 PPM)
95603Auburn, CASoft (44 PPM)
95631Foresthill, CASoft (44 PPM)
95648Lincoln, CASoft (44 PPM)
95650Loomis, CASoft (44 PPM)
95658Newcastle, CASoft (44 PPM)
95661Roseville, CASoft (44 PPM)
95663Penryn, CASoft (44 PPM)
95677Rocklin, CASoft (44 PPM)
95678Roseville, CASoft (44 PPM)
95681Sheridan, CASoft (44 PPM)
95701Alta, CASoft (44 PPM)
95703Applegate, CASoft (44 PPM)
95713Iowa Hill, CASoft (44 PPM)
95714Dutch Flat, CASoft (44 PPM)
95715Emigrant Gap, CASoft (44 PPM)
95717Gold Run, CASoft (44 PPM)
95722Meadow Vista, CASoft (44 PPM)
95728Soda Springs, CASoft (44 PPM)
95736Weimar, CASoft (44 PPM)
95746Granite Bay, CASoft (49 PPM)
95747Roseville, CASoft (44 PPM)
95765Rocklin, CASoft (44 PPM)
96140Carnelian Bay, CASoft (44 PPM)
96141Homewood, CASoft (44 PPM)
96143Kings Beach, CASoft (44 PPM)
96145Tahoe City, CASoft (45 PPM)
96146Olympic Valley, CASoft (44 PPM)
96148Tahoe Vista, CASoft (44 PPM)
96161Truckee, CASoft (45 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