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Hui O Ka Wai Ola Water Quality Data

Published by Pacific Islands Ocean Observing System (PacIOOS) | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: January 27, 2026 | Last Modified: 2018-08-23T00:00:00.000+00:00
The goal of the Hui O Ka Wai Ola (Association Of The Living Waters) citizen-science based water quality program is to increase the capacity for monitoring water quality in Maui (2016-) and Lanai (2023-) coastal waters by generating reliable data to assess long-term water-quality conditions and detect temporal trends. These data augment the data produced by the Hawaii Department of Health (DOH) Clean Water Branch (CWB) beach monitoring program. Data are collected and analyzed every two or three weeks for physical and chemical parameters, including ocean salinity, pH, temperature, organic nutrients (nitrogen and phosphorous compounds), dissolved oxygen (DO), and total suspended sediment (TSS). Some water samples are immediately tested at mobile labs while others are processed for testing at University of Hawaii and/or other labs.

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Earth Science > Oceans > Ocean Chemistry > Marine Geochemistry Earth Science > Oceans > Ocean Chemistry > Nitrate Earth Science > Oceans > Ocean Chemistry > Nitrite Earth Science > Oceans > Ocean Chemistry > Nitrogen Earth Science > Oceans > Ocean Chemistry > Oxygen Earth Science > Oceans > Ocean Chemistry > Phosphate Earth Science > Oceans > Ocean Chemistry > Phosphorus Earth Science > Oceans > Ocean Chemistry > Silicate Earth Science > Oceans > Ocean Chemistry > pH Earth Science > Oceans > Ocean Optics > Turbidity Earth Science > Oceans > Ocean Temperature > Water Temperature Earth Science > Oceans > Salinity/Density > Salinity Earth Science > Oceans > Water Quality > Ocean Contaminants Earth Science > Oceans > Ocean Chemistry > Ammonia In Situ Land-based Platforms > Ocean Platform/Ocean Stations > Coastal Stations In Situ/Laboratory Instruments > Chemical Meters/Analyzers > > > pH Meters In Situ/Laboratory Instruments > Conductivity Sensors In Situ/Laboratory Instruments > Photon/Optical Detectors > > > Turbidity Meters In Situ/Laboratory Instruments > Samplers > Bottles/Flasks/Jars In Situ/Laboratory Instruments > Temperature/Humidity Sensors > > > Temperature Sensors In Situ/Laboratory Instruments > Chemical Meters/Analyzers > > > Autoanalyzer Ocean > Pacific Ocean > Central Pacific Ocean > Hawaiian Islands > Lanai Ocean > Pacific Ocean > Central Pacific Ocean > Hawaiian Islands > Maui Continent > North America > United States Of America > Hawaii PacIOOS > Pacific Islands Ocean Observing System PacIOOS > Pacific Islands Ocean Observing System fractional_saturation_of_oxygen_in_sea_water latitude longitude mass_concentration_of_ammonia_in_sea_water mass_concentration_of_nitrate_and_nitrite_in_sea_water mass_concentration_of_nitrogen_in_sea_water mass_concentration_of_oxygen_in_sea_water mass_concentration_of_phosphate_in_sea_water mass_concentration_of_phosphorus_in_sea_water mass_concentration_of_silicate_in_sea_water sea_water_ph_reported_on_total_scale sea_water_practical_salinity sea_water_temperature sea_water_turbidity time

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