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Public water system

Eureka, City Of

PWSID CA1210004 - Humboldt County, California

154 PPM
9 GPG
Moderately Hard
0Soft60120180300+
Moderately Hard (154 PPM)High Confidence - USGS Monitoring

System Details

Water source
groundwater
Population served
27,078
Service connections
9,821
Status
Active

Hardness Evidence

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

Linked City Reports

Eureka, CAAlderpoint, CABlocksburg, CAMc Kinleyville, CABayside, CABlue Lake, CARuth, CACarlotta, CAFerndale, CAFields Landing, CAFortuna, CAGarberville, CAHoneydew, CAHoopa, CAHydesville, CAKneeland, CAKorbel, CALoleta, CAMiranda, CAMyers Flat, CAOrick, CAOrleans, CAPetrolia, CAPhillipsville, CARedway, CARio Dell, CASamoa, CAScotia, CARedcrest, CAWesthaven, CAWeott, CAWillow Creek, CAWhitethorn, CASeiad Valley, CA

Served ZIP Codes

ZIPLocationZIP average
95501Eureka, CAModerately Hard (143 PPM)
95503Eureka, CAModerately Hard (143 PPM)
95511Alderpoint, CAModerately Hard (143 PPM)
95514Blocksburg, CAModerately Hard (143 PPM)
95519Mc Kinleyville, CAModerately Hard (143 PPM)
95521Mc Kinleyville, CAModerately Hard (142 PPM)
95524Bayside, CAModerately Hard (143 PPM)
95525Blue Lake, CAModerately Hard (143 PPM)
95526Ruth, CAModerately Hard (143 PPM)
95528Carlotta, CAModerately Hard (143 PPM)
95536Ferndale, CAModerately Hard (143 PPM)
95537Fields Landing, CAModerately Hard (143 PPM)
95540Fortuna, CAModerately Hard (143 PPM)
95542Garberville, CAModerately Hard (142 PPM)
95545Honeydew, CAModerately Hard (143 PPM)
95546Hoopa, CAModerately Hard (143 PPM)
95547Hydesville, CAModerately Hard (143 PPM)
95549Kneeland, CAModerately Hard (143 PPM)
95550Korbel, CAModerately Hard (143 PPM)
95551Loleta, CAModerately Hard (143 PPM)
95553Miranda, CAModerately Hard (143 PPM)
95554Myers Flat, CAModerately Hard (143 PPM)
95555Orick, CAModerately Hard (142 PPM)
95556Orleans, CAModerately Hard (142 PPM)
95558Petrolia, CAModerately Hard (143 PPM)
95559Phillipsville, CAModerately Hard (143 PPM)
95560Redway, CAModerately Hard (142 PPM)
95562Rio Dell, CAModerately Hard (142 PPM)
95564Samoa, CAModerately Hard (143 PPM)
95565Scotia, CAModerately Hard (143 PPM)
95569Redcrest, CAModerately Hard (143 PPM)
95570Westhaven, CAModerately Hard (143 PPM)
95571Weott, CAModerately Hard (143 PPM)
95573Willow Creek, CAModerately Hard (143 PPM)
95589Whitethorn, CAModerately Hard (142 PPM)
96086Seiad Valley, CAModerately Hard (154 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