Honolulu-Windward-Pearl Harbor Water Company

Independent water quality summary by SoftPro® Water Systems. SoftPro® Water Systems is not affiliated with Honolulu-Windward-Pearl Harbor Water Company or any government agency. Contaminant information is compiled from public water-quality records. For your utility's official test results, see its annual Consumer Confidence Report (find it on EPA.gov).

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Honolulu-windward-pearlharbor, Hawaii | Municipal Water Utility Company | Public Service Announcement

Local tap water in Honolulu-Windward-Pearl Harbor may contain several concerning contaminants including 1,2,3-Trichloropropane and Chlordane, while also experiencing elevated water hardness levels. The Honolulu-Windward-Pearl Harbor utility provides residents with municipal water sourced primarily from Groundwater reserves.

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Honolulu-Windward-Pearl Harbor Area Details

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Area served:

Honolulu-windward-pearlharbor, Hawaii

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Population served:

676807

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Water source:

Groundwater

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Phone:

768-2530

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Address:

550 South King Street, Honolulu, HI 96813

Hawaii Dinking Water Utility

Contaminants Detected In Honolulu-windward-pearlharbor, Hawaii

1,2,3-Trichloropropane; Chlordane; Chromium (hexavalent); Total trihalomethanes (TTHMs); Chromium (hexavalent); Arsenic; Di(2-ethylhexyl) phthalate; D… more

Honolulu Dinking Water Utility

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Honolulu-Windward-Pearl Harbor

Annual Municipal Water Report

List of Municipal Water Contaminants Tested by Honolulu-Windward-Pearl Harbor

Tested But Not Detected:
1,1,1-Trichloroethane; 1,1,2-Trichloroethane; 1,1-Dichloroethane; 1,1-Dichloroethylene; 1,2,4-Trichlorobenzene; 1,2-Dibromo-3-chloropropane (DBCP); 1,2-Dichloroethane; 1,2-Dichloropropane; 1,3-Butadiene; 1,4-Dioxane; 17-beta-Estradiol; 2,3,7,8-TCDD (Dioxin); 2,4,5-TP (Silvex); 2,4-D; 3-Hydroxycarbofuran; 4-Androstene-3,17-dione; Alachlor (Lasso); Aldicarb; Aldicarb sulfone; Aldicarb sulfoxide; Antimony; Asbestos; Atrazine; Benzene; Benzo[a]pyrene; Beryllium; Bromochloromethane; Bromodichloromethane; Bromomethane; Cadmium; Carbaryl; Carbofuran; Carbon tetrachloride; Chlorodifluoromethane; Chloroform; Chloromethane; cis-1,2-Dichloroethylene; Cobalt; Combined uranium; Cyanide; Dalapon; Di(2-ethylhexyl) adipate; Dibromoacetic acid; Dicamba; Dichloroacetic acid; Dichloromethane (methylene chloride); Dinoseb; Diquat; Endothall; Endrin; Equilin; Estriol; Estrone; Ethinyl estradiol; Ethylbenzene; Ethylene dibromide; Glyphosate; Heptachlor; Hexachlorobenzene (HCB); Hexachlorocyclopentadiene; Lindane; Mercury (inorganic); Methiocarb; Methomyl; Methoxychlor; Molybdenum; Monobromoacetic acid; Monochloroacetic acid; Monochlorobenzene (chlorobenzene); Nitrite; o-Dichlorobenzene; Oxamyl (Vydate); p-Dichlorobenzene; Paraquat; Pentachlorophenol; Perfluorobutane sulfonate (PFBS); Perfluoroheptanoic acid (PFHPA); Perfluorohexane sulfonate (PFHXS); Perfluorononanoic acid (PFNA); Perfluorooctane sulfonate (PFOS); Perfluorooctanoic acid (PFOA); Picloram; Polychlorinated biphenyls (PCBs); Radium; combined (-226 & -228); Radium-226; Radium-228; Selenium; Simazine; Styrene; Testosterone; Tetrachloroethylene (perchloroethylene); Thallium; Toluene; Toxaphene; trans-1,2-Dichloroethylene; Trichloroacetic acid; Trichloroethylene; Vinyl chloride; Xylenes (total)

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Hawaii Water Utility Companies

The Honolulu-Windward-Pearl Harbor utility is committed to providing safe, reliable water service to our community. We regularly test water quality and maintain transparency about our findings to ensure public health and safety.

Hawaii EPA Water Reports

For more information on your municipal water, visit the U.S. Environmental Protection Agency:

Honolulu-Windward-Pearl Harbor Municipal Water Company and EPA

Honolulu-Windward-Pearl Harbor Municipal Water Report Info
The EPA provides comprehensive resources for understanding local water quality standards, potential contaminants, and health guidelines. Their online tools can help residents interpret water quality reports and understand the significance of various test results for their household water supply.

Municipal Water Utility Company FAQ

Hawaii CDC Tap Water Info

For more information on your municipal water, visit the U.S. CDC:

Honolulu-Windward-Pearl Harbor Municipal Water Company and CDC
  1. Where does Honolulu-Windward-Pearl Harbor water come from?
    Honolulu-Windward-Pearl Harbor supplies groundwater to Honolulu-windward-pearlharbor, Hawaii.
  2. Does Honolulu-Windward-Pearl Harbor test its tap water?
    Yes. Like every public water system, Honolulu-Windward-Pearl Harbor must test its water under the federal Safe Drinking Water Act and publish an annual water quality report (Consumer Confidence Report). Ask the utility for the latest report or look for it on its website.
  3. How do I contact Honolulu-Windward-Pearl Harbor?
    Call 768-2530 or visit 550 South King Street, Honolulu, HI 96813, or use the contact options on the utility’s website.
  4. Does Honolulu-Windward-Pearl Harbor water contain lead?
    Water usually leaves the treatment plant without lead. Lead can enter tap water from older service lines, solder and brass fixtures inside homes, especially when water sits in the pipes. Run the tap before drinking if water has been sitting, and ask the utility about lead testing and service line records.
  5. Is Honolulu-Windward-Pearl Harbor water hard?
    Hardness depends on the source and changes over time. The annual water quality report lists hardness, or you can test it at home. If it is above about 7 grains per gallon, a water softener sized to your measured hardness will stop scale and spotting.
Honolulu-Windward-Pearl Harbor consumer info

Honolulu-Windward-Pearl Harbor provides municipal water services to the residents of Honolulu and Honolulu-windward-pearlharbor, Hawaii.

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Honolulu-Windward-Pearl Harbor FAQ

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