Datasets
Search every dataset published on Hawaiʻi’s open data portal.
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360 datasets
- Office of Planning and SustainabilityUpdated Oct 13, 2026
SLR Coastal Erosion (Line) - 3.2 Ft. Scenario
The erosion hazard line is a spatial depiction of the landward extent of the erosion hazard zone, lands falling within a zone with a certain likelihood (80%) of exposure to erosion, according to probabilistic modeling. This erosion hazard…
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- OGC WFS
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- KML
- Office of Planning and SustainabilityUpdated Oct 13, 2026
Coastline NWHI
Coastlines for the Northwest Hawaiian Islands. Created by NOS National Geodetic Survey, 2001. Downloaded by Esri Hawaii staff from NOS National Geodetic Survey website, 2016. For more information, please see metadata at…
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- KML
- Office of Planning and SustainabilityUpdated Oct 13, 2026
County Parks (Hawaii County)
Parks, open spaces and outdoor recreational facilities managed and maintained by the County of Hawaii. Dataset created by the Department of Research and Development; received by the Hawaii Statewide GIS Program March 2023. This dataset…
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- KML
- Office of Planning and SustainabilityUpdated Oct 13, 2026
Underground Injection Control Polygons
Underground Injection Control Line - POLYGONS (UIC Polys). NOTE: If you need to determine whether your parcel/project is above or below the UIC line, please contact the DOH Safe Drinking Water Branch (SDWB) at (808) 586-4258. This layer…
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- KML
- Office of Planning and SustainabilityUpdated Oct 13, 2026
Underground Injection Control Line (UIC Line)
Underground Injection Control Line (UIC Line). NOTE: If you need to determine whether your parcel/project is above or below the UIC line, please contact the DOH Safe Drinking Water Branch (SDWB) at (808) 586-4258. This layer should be used…
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- KML
- Office of Planning and SustainabilityUpdated Oct 13, 2026
Wastewater Treatment Plants
Inventory and location of public and private wastewater treatment plants (WWTP) in the State of Hawaii. Hawaii Administrative Rules, Chapter 11-62 outlines the rules that govern these wastewater systems in the state of Hawaii. Data is…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Affordable Rental Housing Inventory - HHFDC
Inventory of the State of Hawaii’s affordable housing projects as of February 2023. The list includes affordable housing projects owned by private, non-profit, or governmental entities, developed with funding or support from federal, state…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
2020 Urban Areas
2020 Census Urban Areas for the State of Hawaii. Source: US Census Bureau, 2023. 2020 Census Urban Areas consist of 5,000 or more people or 2,000 or more housing units. For additional information, please refer to metadata at…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
2020 Public Use Microdata Areas
2020 Census Public Use Microdata Area (PUMA) Boundaries for the State of Hawaii. Source: US Census Bureau, 2023. For additional information, please refer to metadata at https://files.hawaii.gov/dbedt/op/gis/data/puma20.pdf or contact…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
DHHL Land Inventory - Official, Detailed Version
DHHL Land Inventory - Detailed Version; Version: 10/29/2022; Source: Department of Hawaiian Homelands, November 8, 2022. For more information, please refer to metadata at https://files.hawaii.gov/dbedt/op/gis/data/dhhllandsdetailed.pdf or…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
DHHL Land Inventory - Official, Summary Version
DHHL Land Inventory - Summary Version; Version: 10/29/2022; Source: Department of Hawaiian Homelands, November 8, 2022. For more information, please refer to metadata at https://files.hawaii.gov/dbedt/op/gis/data/dhhllandsgeneral.pdf or…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Government Land Ownership
Description: Government Landownership in the State of Hawaii as of 2022: County, Federal, State, and State DHHL Lands Sources: County of Kauai, April, 2022; City & County of Honolulu, April 27, 2022; County of Maui, April, 2022; County of…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Oahu Critical Habitat - Carter's Panicgrass
Description: Oahu Critical Habitat - Panicgrass as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS. Boundaries…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Maui County Critical Habitat - Ecosystem
Description: Maui Nui Critical Habitat Ecosystem: These data identify, in general, the areas where final critical habitat occurs for 135 species known historically from Maui Nui, on the islands of Maui, Molokai and/or Kahoolawe. A total of…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Niihau Critical Habitat - Plant
Description: Niihau Critical Habitat - Plant as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS. Boundaries…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
State Critical Habitat - Picturewing
Description: State Critical Habitat, Picturewing as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS.…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Oahu Critical Habitat - Elepaio
Description: Oahu Critical Habitat - Elepaio as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS. Boundaries…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Oahu Critical Habitat - Ecosystem
Description: Oahu Critical Habitat - Ecosystem as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS. Boundaries…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Molokai Critical Habitat - Moth
Description: Molokai Critical Habitat - Moth as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS. Boundaries…
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- Office of Planning and SustainabilityUpdated Oct 13, 2026
Maui Critical Habitat - Moth
Description: Maui Critical Habitat - Moth as of February, 2017. Source: U.S. Fish and Wildlife Service, Pacific Islands Office. August, 2017: Reloaded all critical habitat layers to reflect current/final schema from USFWS. Boundaries were…
- HTML
- ArcGIS
- OGC WFS
- OGC WMS
- CSV
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- GeoJSON
- KML