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Public water system

Mckinleyville C.S.D.

PWSID CA1210016 - Humboldt County, California

156 PPM
9.1 GPG
Moderately Hard
0Soft60120180300+
Moderately Hard (156 PPM)High Confidence - USGS Monitoring

System Details

Water source
groundwater
Population served
16,900
Service connections
5,969
Status
Active

Hardness Evidence

Reported hardness
156 PPM
Grains per gallon
9.1 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, 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)

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