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Hilo Bay Resilience and Watershed Management Plan
Resource Library
The new Community-based Hilo Bay Resilience and Watershed Management Plan will build on
the considerable work already completed by community, educational, and agency partners. The
following list of reports, studies, and tools serve as a foundational library of documents that
relate to the multifaceted planning process underway.
Contents
Hilo Bay Watershed Guiding Documents ...................................................................... 1
Watershed Maps and Water Body Conditions ............................................................... 3
U.S. Army Corps of Engineers - National Levee Database ............................................... 5
Hawaiʻi Ocean and Coastal Resilience .......................................................................... 6
Hawaiʻi Natural Resource Protection Plans ................................................................... 7
Water Quality Plans .................................................................................................. 8
Wastewater ............................................................................................................. 9
Water Supply ..........................................................................................................10
Agriculture ..............................................................................................................10
Best Management Practices ......................................................................................10
Department of Hawaiian Home Lands ........................................................................11
Downtown Hilo .......................................................................................................11
Community Disaster Mitigation and Climate Adaptation Plans.......................................11
Invasive Species .......................................................................................................12
Economic Development Infrastructure .......................................................................12
Environmental Impact Statements .............................................................................13
Environmental Services ............................................................................................16
Watershed Management Planning Resources .................................................................16
U.S. Bureau of Reclamation .......................................................................................16
U.S. Environmental Protection Agency ........................................................................16
U.S. Army Corps of Engineers ....................................................................................17
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USDA Natural Resources Conservation Service ............................................................18
USDA Forest Service .................................................................................................18
Hawaiʻi Department of Health ...................................................................................18
Department of Land and Natural Resources ................................................................19
Hawaiʻi Coastal Zone Management ............................................................................19
Watershed Management Plans in Hawaiʻi ...................................................................19
Watershed Management Organizations ......................................................................19
National and International Publications and Organizations ............................................19
Indigenous Knowledge .................................................................................................20
Cultural and Social History ............................................................................................20
Nature-Based Solutions ................................................................................................20
Flooding and Coastal Resilience ....................................................................................22
Aloha+ Challenge ........................................................................................................22
HBRWMP Resource Library June 30, 2026 1
Hilo Bay Watershed Guiding Documents
• Hilo Bay Watershed-Based Restoration Plan Submitted to Hawaiʻi Department of Health,
Polluted Runoff Control, by the Hilo Bay Watershed Advisory Group, October 31, 2005,
https://health.hawaii.gov/cwb/files/2013/05/PRC_Maps_HiloBayWatershed.pdf
• U.S. Army Corps of Engineers Hilo Bay Watershed Planning Assistance to States Report,
Submitted to the Planning Department, February 2023.
https://www.poh.usace.army.mil/Portals/10/docs/Civil%20Works/Planning%20Assistanc
e%20to%20the%20States/Hilo%20Bay%20PAS/2023%20Final%20Hilo%20Bay%20Waters
hed%20Planning%20Assistance%20to%20States%20Report.pdf?ver=OveJSD8pYdwqGh
WWN6WSqw%3D%3D
• Hilo Bay Water Circulation and Water Quality Study, U.S. Army Corps of Engineers, 2009.
https://www.poh.usace.army.mil/Portals/10/docs/Civil%20Works/Planning%20Assistanc
e%20to%20the%20States/Hilo%20Bay%20PAS/2009%20Final%20Hilo%20Bay%20Water
%20Circulation%20and%20Water%20Quality%20Study.pdf?ver=VH3KiUIhjwtnOGOdOHr
-zA%3D%3D
• Department Of Health Environmental Health Portal – Hilo Bay Watersheds https://eha-
cloud.doh.hawaii.gov/swp/#!/watershed-based-plan/12/details/view
• Sewage pollution from onsite sewage disposal systems and an offshore wastewater
treatment plant outfall in coastal waters of Keaukaha, Hawaiʻi Island, University of
Hawaiʻi at Hilo. Journal of Hydrology: Regional Studies, Volume 57, February 2025.
https://www.sciencedirect.com/science/article/pii/S2214581824004713?via%3Dihub
• Rainfall Driven Shifts in Staphylococcus aureus and Methicillin-Resistant Staphylococcus
aureus (MRSA) in Hilo Bay, Hawai`i, University of Hawaiʻi at Hilo, 2018
https://acsess.onlinelibrary.wiley.com/doi/abs/10.2134/jeq2019.05.0196
• Waiakea-Palai Streams, Continuing Authorities Program Section 205 Flood Risk
Management Final Integrated Feasibility Report and Environmental Assessment, USACE,
2021 https://www.poh.usace.army.mil/Portals/10/docs/Civil Works/Waiakea-Palai
Streams Flood Reduction/Waiakea Palai Final Signed Report with Signed
FONSI.pdf?ver=AZ97XNqMts76RFVUYesewA%3D%3D
• Mauna Kea Watershed Management Plan, 2010
https://hilo.hawaii.edu/maunakea/library/reference.php?view=3128
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• Mauna Kea Watershed Alliance Strategic Landscape-Scale Planning Technical Proposal,
2023 https://www.usbr.gov/watersmart/cwmp/docs/2023/CWMP-
14_BigIslandResourceConservationandDevelopmentCouncil_508.pdf
• ʻĀina Mauna Legacy Program, Department of Hawaiian Home Lands, 2009
https://hookuleana.com/projects/aina-mauna-legacy-program/
• Water Quality in Hilo Bay Under Baseflow and Storm Conditions, University of Hawaiʻi at
Hilo Marine Science Division, 2009
https://hilo.hawaii.edu/faculty/wiegner/documents/publications/HiloBayFinalReport200
9.pdf
• Rapid Watershed Assessment, Hilo Watershed, Hawaiʻi Hydrologic Unit Code (HUC) -
2001000003, U.S. Department of Agriculture, Natural Resource Conservation Service
• Hilo Bay Water Quality Monitoring Program Final Report, Hilo Bay Watershed Advisory
Group, July 2008
• Suspended-Sediment and Nutrient Loads for Waiakea and Alenaio Streams, Hilo,
Hawaiʻi, 2003-2006, U.S. Geological Survey Open File Report
https://pubs.usgs.gov/of/2007/1429/of2007-1429.pdf
• Streamflow and Erosion Response to Prolonged Intense Rainfall of November 1–2, 2000,
Island of Hawaii, Hawaii, U.S. Geological Survey https://pubs.usgs.gov/wri/wri02-
4117/pdf/wri02-4117.pdf
• Section 319 NPS Pollution Project: Kolekole to Wailuku Watersheds, Island of Hawaiʻi -
Watershed Stabilization and Water Quality Improvement on Former Sugarcane Lands of
the Hilo Coast.
https://www.ctahr.hawaii.edu/wq/nps319/hawaii/kolekoletowailuku/project97324.htm
• Biological, Morphological, and Chemical Characteristics of Wailuku River, Hawaii,
USGS/USACE, 1986 https://pubs.usgs.gov/wri/1986/4043/report.pdf
• Shore Protection and Beach Restoration for Hilo Bayfront Hawaii, U.S. Army Corps of
Engineers, 1985
https://books.google.com/books/about/Hilo_Bayfront_Beach_Shoreline_Protection.htm
l?id=iSY0AQAAMAAJ
• Hilo Area Comprehensive Study Summary Report DV1 Hilo Breakwater Modification, US
Army Corps of Engineers, 1983 https://files.hawaii.gov/dbedt/erp/EA_EIS_Archive/1983-
04-HA-DEIS-Hilo-Breakwater-Modification.pdf
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• Alenaio Stream, Island of Hawaii, Harbors and Rivers in Hawaii: Final Survey Report and
Environmental Impact Statement, USACE, 1982 https://erdc-
library.erdc.dren.mil/items/ee2a4ffb-3cd4-4ef3-9a86-e70f55a9d319
• Wailuku-Alenaio Watershed Project, Hawaiʻi County, Hawaiʻi: watershed work plan / U.S.
Department of Agriculture, Soil Conservation Service, U.S. Department of Agriculture,
Forest Service, 1976
https://ia800503.us.archive.org/5/items/CAT76673560/CAT76673560.pdf
• Flood Hazard Assessment Tool, State of Hawaiʻi Department of Land and Natural
Resources https://fhat.hawaii.gov/
• Flood Insurance Study, Hawaiʻi County, Hawaiʻi, Federal Emergency Management Agency
Flood Insurance Study Number 155166V001B https://dlnreng.hawaii.gov/nfip/wp-
content/uploads/sites/11/2018/01/155166V001B-09292017.pdf
• EPA Brownfields Archive – Hilo Burrito.
https://archive.epa.gov/region9/brownfields/archive/web/html/removal.html
• EPA Memorandum - Request for a Time-Critical Removal Action at the Hilo Burrito Site,
Wailoa River Recreation Area, Hilo Bayfront, Hilo, Hawaii County, Hawaii.
https://semspub.epa.gov/work/09/2027709.pdf
• Hilo Bay nautical chart- The marine chart shows depth and hydrology of Hilo Bay on the
map, which is located in Hawaii (Hawaiʻi). Coordinates: 19.72709947, -155.07817984.
https://usa.fishermap.org/depth-map/hilo-bay-hawaii/
• Hilo Bay Nautical Map https://fishing-app.gpsnauticalcharts.com/i-boating-fishing-web-
app/fishing-marine-charts-
navigation.html?title=HILO+BAY+boating+app#13.55/19.7367/-155.0715
Watershed Maps and Water Body Conditions
• Atlas of Hawaiian watersheds and their aquatic resources, Hilo Region, Bishop Museum
https://www.hawaiiwatershedatlas.com/ha_hilo.html
• WATERSHED: Hakalau Stream (200100000304).
https://mywaterway.epa.gov/community/200100000304/overview
o Hakalau Assessment Unit ID: HI8-2-32.
https://mywaterway.epa.gov/waterbody-report/21HI/HI8-2-32/2026
o Hakalau Co. Pk. Assessment Unit ID: HI138086.
https://mywaterway.epa.gov/waterbody-report/21HI/HI138086/2026
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o Kolekole Assessment Unit ID: HI8-2-33.
https://mywaterway.epa.gov/waterbody-report/21HI/HI8-2-33/2026
o Kolekole Beach Co. Park Assessment Unit ID: HI693485.
https://mywaterway.epa.gov/waterbody-report/21HI/HI693485/2026
o Paheehee Assessment Unit ID: HI8-2-34.
https://mywaterway.epa.gov/waterbody-report/21HI/HI8-2-34/2026
o Kapehu Assessment Unit ID: HI8-2-37.
https://mywaterway.epa.gov/waterbody-report/21HI/HI8-2-37/2026
• WATERSHED: Kapue Stream (200100000305)
o Kaieie Assessment Unit ID: HI8-2-49. https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-49/2026
o Kalaoa Assessment Unit ID: HI8-2-47. https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-47/2026
o Kapue Assessment Unit ID: HI8-2-53. https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-53/2026
• WATERSHED: Honoli’i Stream (200100000404)
https://mywaterway.epa.gov/community/200100000404/overview
o Honoli'i Beach Co. Park Assessment Unit ID: HI857411
https://mywaterway.epa.gov/waterbody-report/21HI/HI857411/2026
o Honoli’i Assessment Unit ID: HI8-2-56 https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-56/2026
o Maili Assessment Unit ID: HI8-2-57 https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-57/2026
o Pukihae Assessment Unit ID: HI8-2-59 https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-59/2026
• WATERSHED: Wailuku River (200100000405)
https://mywaterway.epa.gov/community/200100000405/overview
o Wailuku Assessment Unit ID: HI8-2-60 https://mywaterway.epa.gov/waterbody-
report/21HI/HI8-2-60/2026
• WATERSHED: Waiakea Stream (200100000407)
https://mywaterway.epa.gov/community/200100000407/overview
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o Alenaio Assessment Unit ID: HI8-2-61.01.1
https://mywaterway.epa.gov/waterbody-report/21HI/HI8-2-61.01.1/2026
o Hilo Bay (Canoe Beach) Assessment Unit ID: HI315019
https://mywaterway.epa.gov/waterbody-report/21HI/HI315019/2026
o Hilo Bay (Exit of Ice Pond) Assessment Unit ID: HI659453
https://mywaterway.epa.gov/waterbody-report/21HI/HI659453/2026
o Hilo Bay (Lighthouse) Assessment Unit ID: HIW00028
https://mywaterway.epa.gov/waterbody-report/21HI/HIW00028/2026
o James Kealoha Park Assessment Unit ID: HI670254
https://mywaterway.epa.gov/waterbody-report/21HI/HI670254/2026
o Keaukaha Beach Park Assessment Unit ID: HI849313
https://mywaterway.epa.gov/waterbody-report/21HI/HI849313/2026
o Lehia Beach Assessment Unit ID: HI691720
https://mywaterway.epa.gov/waterbody-report/21HI/HI691720/2026
o Leleiwi Beach Co. Pk. Assessment Unit ID: HI540868
https://mywaterway.epa.gov/waterbody-report/21HI/HI540868/2026
o Onekahakaha Beach Co. Pk. Assessment Unit ID: HI862286
https://mywaterway.epa.gov/waterbody-report/21HI/HI862286/2026
o Waiakea Assessment Unit ID: HI8-2-61 (includes Waiakea Pond)
https://mywaterway.epa.gov/waterbody-report/21HI/HI8-2-61/2026
• Bishop Museum - Atlas of Hawaiian Watersheds and Their Aquatic Resources - Hilo
Region, 2008. https://www.hawaiiwatershedatlas.com/ha_hilo.html
U.S. Army Corps of Engineers - National Levee Database
• Alenaio Stream LB - Levee, Floodwall C & Lined Channel (ASFC).
https://levees.sec.usace.army.mil/levees/3205010103
• Alenaio Stream - Floodwall A, B - RB & Lined Channel (ASFA).
https://levees.sec.usace.army.mil/levees/3205010101
• Wailoa Stream RB - Diversion Levee 1, 2, 3, 4 & Channel (WSRB).
https://levees.sec.usace.army.mil/levees/3205010202
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• Alenaio Stream, Island of Hawaiʻi, Harbors and Rivers in Hawaiʻi, Final Survey Report and
Environmental impact Statement, U.S. Army Corps of Engineers, July 1982. https://erdc-
library.erdc.dren.mil/items/ee2a4ffb-3cd4-4ef3-9a86-e70f55a9d319/full
Hawaiʻi Ocean and Coastal Resilience
• Hawaiʻi Sea Level Rise Vulnerability and Adaptation Report, 2022 Update. Hawaiʻi State
Climate Commission. https://climate.hawaii.gov/wp-content/uploads/2023/04/Sea-
Level-Rise-Adaptation-and-Vulnerability-2022-Update_Final2-1.pdf
• Hawaiian Islands National Shoreline Management Study - Institute for Water Resources,
U.S. Army Corps of Engineers, Honolulu District.
https://usace.contentdm.oclc.org/digital/collection/p16021coll2/id/2963/
• Hawaiʻi Regional Sediment Management Needs Assessment - U.S. Army Corps of
Engineers, Engineer Research and Development Center, July 2014.
https://usace.contentdm.oclc.org/digital/collection/p266001coll1/id/3663
• Coastal Lands Program, Department of Land and Natural Resources Office of
Conservation and Coastal Lands. https://dlnr.hawaii.gov/occl/coastal-lands-program/
• Coastal Hazards, State of Hawaiʻi Office of Planning and Sustainable Development.
https://planning.hawaii.gov/czm/initiatives/coastal-hazards/
• Statewide Coastal Highway Program Report Final 8/21/2019, Hawaiʻi Department of
Transportation Highways Division. The objective of this project is to develop a
scientifically rigorous methodology to assess and rank the susceptibility of State of
Hawaiʻi coastal roads to erosion and structural degradation due to ocean hazards such as
waves, currents, tides and sea level rise.
https://hidot.hawaii.gov/highways/files/2019/09/State-of-Hawaii-Statewide-Coastal-
Highway-Program-Report_Final_2019.pdf
• SNAPP Science for Nature and People Partnership Coastal Protection Toolkit. This 3-part
toolkit from WCS and SNAPP’s Improving Coastal Health working group offers users tools
and strategies for pollution assessment and monitoring and methods for the collection
of in-situ water quality data to help safeguard coastal climate strongholds.
• A guide for pollution assessment and monitoring in coastal ecosystems.
https://library.wcs.org/fr-fr/Scientific-Research/Research-Publications/Publications-
Library/ctl/view/mid/40093/pubid/DMX5006900000.aspx
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Hawaiʻi Natural Resource Protection Plans
• The Hawaiʻi Ocean Resources Management Plan, 2020, Hawaiʻi Coastal Zone
Management.
https://files.hawaii.gov/dbedt/op/czm/ormp/ormp_update_reports/2020_ormp_final.p
df
• Hawaiʻi Coastal and Estuarine-Land Conservation Plan, Hawaiʻi Coastal Zone
Management.
https://files.hawaii.gov/dbedt/op/czm/initiative/celcp/docs/final_celcp_6.14.pdf
• Hawaiʻi Coral Reef Strategy 2030: Ecosystem Planning Priorities in the Main Hawaiian
Islands, Department of Land and Natural Resources Division of Aquatic Resources.
https://dlnr.hawaii.gov/coralreefs/files/2020/08/Hawaii-Coral-Reef-Strategy-2030-
Final.pdf
• Hawaiʻi State Wildlife Action Plan, Department of Land and Natural Resources Division of
Forestry and Wildlife, Wildlife Program.
https://dlnr.hawaii.gov/wildlife/files/2026/03/FINAL-2025-SWAP.pdf
• 30 X 30 Watershed Initiative, Department of Land and Natural Resources Division of
Forestry and Wildlife. https://dlnr.hawaii.gov/dofaw/30x30/
• The Rain Follows The Forest Hahai no ka ua i ka ululāʻau A Plan to Replenish Hawaii’s
Source of Water Department of Land and Natural Resources - State of Hawai`i November
2011. https://dlnr.hawaii.gov/rain/files/2014/02/The-Rain-Follows-the-Forest.pdf
• Hawaiʻi Forest Action Plan, Department of Land and Natural Resources Division of
Forestry and Wildlife. https://dlnr.hawaii.gov/forestry/files/2013/09/Hawaii-Forest-
Action-Plan-2016-FINAL.pdf
• Hawaiʻi Fish Habitat Partnership Strategic Plan, 2010.
https://www.fws.gov/sites/default/files/documents/HFHPstrategicplan.pdf
• National Endangered Species Act (ESA) Critical Habitat Mapper (v1.0) by the National
Marine Fisheries Service.
https://noaa.maps.arcgis.com/apps/webappviewer/index.html?id=68d8df16b39c48fe9f
60640692d0e318
• He‘eia National Estuarine Research Reserve Management Plan 2016–2021.
https://coast.noaa.gov/data/docs/nerrs/hawaii-reserve-final-mgmt-plan.pdf
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Water Quality Plans
• 2024 STATE OF HAWAIʻI WATER QUALITY MONITORING AND ASSESSMENT REPORT:
Integrated Report to the U.S. Environmental Protection Agency and the U.S. Congress
Pursuant to §303(d) and §305(b), Clean Water Act (P.L. 97-117).
https://health.hawaii.gov/cwb/files/2024/02/IR-2024-public-comment-draft.pdf
• Hawaiʻi's Nonpoint Source Management Plan 2021-2025.
https://health.hawaii.gov/cwb/files/2021/02/2021-02-12-NPS-Plan-Public-Comment-
Draft.pdf
• Hawai‘i Wai Ola Hilo Water Quality Report Card.
https://static1.squarespace.com/static/5c43039e3c3a53c04e1aa171/t/6695edaa59321b
4130199739/1721101749192/July+2024+HWO+Hilo+Report+Card+%28Final%29.pdf
• Coastal Nonpoint Pollution Control Program, State of Hawaiʻi Office of Planning and
Sustainable Development. https://planning.hawaii.gov/czm/initiatives/coastal-nonpoint-
pollution-control-program/
o CZM Water Quality Directory – Hawaiʻi Island.
https://www.aecos.com/CORAL/HAWAII.pdf
• Hawaiʻi’s Management Measures for the Coastal Nonpoint Pollution Control Program,
October 2010, prepared for Hawaiʻi Department of Health Clean Water Branch Polluted
Runoff Control Program. Measures are based on the federal guidance will apply to the
land use activities known to be major causes of NPS pollution in the following
categories: Agriculture; Forestry (Silviculture); Urban Areas; Marinas and Recreational
Boating; Hydromodification Activities; and Wetlands, Riparian Areas, and Vegetated
Treatment Systems.
https://files.hawaii.gov/dbedt/op/czm/initiative/nonpoint/management_measure_upda
te_2010.pdf
o Responsible Agencies and Authorities A Supplemental For Hawaiʻi Management
Measures, 2010.
https://files.hawaii.gov/dbedt/op/czm/initiative/nonpoint/responsible_agencies
_and_authorities.pdf
• Identifying Frameworks for Land-Based Pollution Management in the Hawaiian Islands,
2021. https://files.hawaii.gov/dbedt/op/czm/resource/Final-
Identifying%20Frameworks%20for%20Land-
Based%20Pollution%20Management%20in%20HI.pdf
HBRWMP Resource Library June 30, 2026 9
• Environmental Protection Agency Monitoring, Assessment and TMDLs: Hawaiʻi.
https://www.epa.gov/tmdl/monitoring-assessment-and-tmdls-hawaii#reports
• State of Hawaiʻi Department of Health Clean Water Branch Integrated Report and Total
Maximum Daily Loads. https://health.hawaii.gov/cwb/clean-water-branch-home-
page/integrated-report-and-total-maximum-daily-loads/
• Water Monitoring: Protecting the Aquatic Environment, Legislative Reference Bureau
Report No. 3, 2004. https://lrb.hawaii.gov/wp-
content/uploads/2004_WaterMonitoring.pdf
Wastewater
• Environmental Protection Agency and County of Hawaiʻi Administrative Order on
Consent. https://www.epa.gov/newsreleases/epa-addresses-pollution-violations-
involving-hawaii-wastewater-treatment-plants-sewer
• County of Hawaiʻi Department of Environmental Management Wastewater Division -
Hilo Wastewater Treatment Plant Outfall Inspection, August 2024.
https://www.dem.hawaiicounty.gov/home/showpublisheddocument/308114/63858724
6564600000
• UH Sea Grant Research Projects 2020-2022 - Identifying hot spots of sewage pollution in
Hilo, Hawaiʻi. https://seagrant.soest.hawaii.edu/research/past-research-projects/2020-
2022-wiegner-identifying-sewage-hotspots/
• Cesspool Conversion Working Group Final Report to the 2023 Regular Session
Legislature, November 2022.
https://health.hawaii.gov/wastewater/files/2022/11/ccwg_final_report.pdf
• Report to the Twenty-Ninth Legislature State of Hawaiʻi 2018 Regular Session Relating to
Cesspools and Prioritization for Replacement.
https://health.hawaii.gov/opppd/files/2017/12/Act-125-HB1244-HD1-SD3-CD1-29th-
Legislature-Cesspool-Report.pdf
• Hawaiʻi Department of Health Wastewater Division Hilo Cesspool Community Meeting -
July 25, 2018. https://health.hawaii.gov/wastewater/
o Handouts
https://health.hawaii.gov/wastewater/files/2018/07/Hilo_Materials.pdf
o Video https://www.youtube.com/watch?v=jdDXCumYCgk
• Condition Assessment Survey of Onsite Sewage Disposal Systems (OSDS) in Hawaii,
2012, University of Hawaiʻi at Mānoa.
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https://health.hawaii.gov/wastewater/files/2024/01/Pilot_Inspection_Report_Redacted
-002.pdf
• Human Health and Environmental Risk Ranking of On-Site Sewage Disposal Systems for
the Hawaiian Islands of Kauai, Molokai, Maui, and Hawaii. September 2014, prepared for
State of Hawai‘i Department of Health Safe Drinking Water Branch.
https://health.hawaii.gov/wastewater/files/2015/09/OSDS_NI.pdf
• Not Hawaiʻi-specific -A Guide for Integrated Conservation and Sanitation Programs and
Approaches. https://cdn.wcs.org/2023/10/16/08/59/56/12bf7e68-4700-410b-820b-
95ba7794bafc/GICSPA_Final_131023.pdf
Water Supply
• County of Hawaiʻi Water Use and Development Plan, August 2010 Update, Department
of Water Supply. https://www.hawaiidws.org/water-use-development-plan/
• Hawaiʻi Water Resource Protection Plan, Department of Land and Natural Resources,
Commission on Water Resource Management, 2018 Update.
https://dlnr.hawaii.gov/cwrm/planning/hiwaterplan/wrpp/
• A Water-Budget Model and Assessment of Groundwater Recharge for the Island of
Hawai‘i, USGS, 2011. https://pubs.usgs.gov/sir/2011/5078/sir2011-5078.pdf
• Agricultural Water Use and Development Plan, Hawaiʻi Department of Agriculture,2019
Update.
https://files.hawaii.gov/dlnr/cwrm/planning/awudp2019update/AWUDP_2019.pdf
Agriculture
• Pesticides in Surface Water Downstream of and Near Agricultural and Developed Land in
Hawai‘i, 2015–19, USGS. https://pubs.usgs.gov/sir/2024/5071/sir20245071.pdf
• Pesticide, organic-contaminant, and wastewater-indicator results for passive samplers
deployed in surface water and groundwater in Hawaiʻi, 2015–19, USGS
https://www.usgs.gov/data/pesticide-organic-contaminant-and-wastewater-indicator-
results-passive-samplers-deployed
Best Management Practices
• Non-point Pollution Control Field Guide: Best Management Practices for the Operation
of Hawaiʻi County Roads, Highways, and Bridges, 2020
https://files.hawaii.gov/dbedt/op/czm/resource/cnpcp_coh_field_guide.pdf
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• Best Management Practices for Work in or Around Aquatic Environments (BMPs), U.S.
Fish and Wildlife Service.
https://www.fws.gov/sites/default/files/documents/Best%20Management%20Practices
%20For%20Work%20In%20or%20Around%20Aquatic%20Environment-
April%202022.pdf
Department of Hawaiian Home Lands
• Department of Hawaiian Home Lands King's Landing Kuleana Homestead Settlement
Plan - Final Environmental Assessment, October 2024.
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-10-08-HA-FEA-DHHL-King's-
Landing-Kuleana-Homestead-Settlement-Plan.pdf
• Final Environmental Assessment and Finding of No Significant Impact for the DHHL
Honomū Subsistence Agricultural Homestead
Community.https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2019-11-08-HA-FEA-
Honomu-Subsistence-Agricultural-Homestead-Community.pdf
• See Environmental Impact Statement Library for documents related to commercial
and infrastructure development within DHHL.
Downtown Hilo
Note: links for County documents are temporarily inactive due to current 508 compliance
activities.
• EnVision Downtown Hilo 2025 5-Year Action Plan Update, 2010
• American Institute of Architects Sustainable Design Assessment Team Downtown Hilo
Report, 2009
• Hilo Bayfront Trails Master Plan
Community Disaster Mitigation and Climate Adaptation Plans
• 2020 County of Hawaiʻi Multi-Hazard Mitigation Plan.
https://dod.hawaii.gov/hiema/files/2022/08/2020-05-
18_HawaiiCountyHMP_PublicReviewDraft.pdf
• Integrated Climate Action Plan - GHG Reduction and Climate Adaptation Actions to Build
Local Resilience to Climate Change Hawaiʻi.
https://www.hawaiicounty.gov/home/showdocument?id=307394&t=638440178195800
000
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• Wildfire Management Organization - East Hawaiʻi Island Community Wildfire
Assessments. https://www.hwmo.org/resource-library/east-hawaii-island-community-
wildfire-hazard-assessments
Invasive Species
• January 2022 Hawaiʻi Interagency Biosecurity Plan (2017–2027) Progress Report, Hawaiʻi
Invasive Species Council. https://dlnr.hawaii.gov/hisc/news/just-published-january-2022-
biosecurity-plan-progress-report/
Economic Development Infrastructure
• Matson 2024 Sustainability Report.
https://www.matson.com/media/Sustainability_Report_2024.pdf
• Hawaiʻi Island Commercial Harbors 2035 Master Plan Update, Hawaiʻi Department of
Transportation, Harbors Division https://hidot.hawaii.gov/harbors/files/2013/01/HI-
COM-HAR-2035-MP-Final.pdf
• Final Feasibility Investigation Summary Report: Hilo Harbor Navigation Improvements,
U.S. Army Corps of Engineers, June 2016. https://erdc-
library.erdc.dren.mil/items/fe54ad6e-d072-4a47-a8fb-018fa7301808
• ITO AH1021-22 Runway 8-26 and Taxiway A Rehabilitation
https://us.planengage.com/hawaiiairports/page/Runway-8-26-and-Taxiway -A
• ITO AH1021-10 Taxiway and Runway Lighting Replacement Project.
https://us.planengage.com/hawaiiairports/page/RunwayTaxiway-Lighting-and-Signage-
Project
• Improving the Aquaculture Development Program (ADP) Strategic Plan For Hawai’i, State
of Hawaiʻi Department of Agriculture.
https://dab.hawaii.gov/ai/files/2024/02/Improving-the-ADP-Strategic-Plan-2024-Final-
v2.pdf
• Port of Hilo Cruise Ship Schedule. https://hawaii.portcall.com/#!?tab=2&port=Hilo%20-
%20Hawai%E2%80%98i
• Cruise Ship Report Card - Friends of the Earth. https://foe.org/cruise-report-card/
• EPA Cruise Ship Discharges and Studies. https://www.epa.gov/vessels-marinas-and-
ports/cruise-ship-discharges-and-studies
• U.S. Coast Guard Cruise Ship National Center of Expertise.
https://www.dco.uscg.mil/Cruise-Ship-National-Center-of-Expertise/
HBRWMP Resource Library June 30, 2026 13
Environmental Impact Statements
2026-05-23-HA-FEA-Four-Mile-Creek-Bridge-[22-7]-Replacement-Project.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-11-08-HA-FEA-Waiakea-Forest-
Reserve-Fenceline-Clearing-and-Access-Project.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-10-23-HA-FEA-Hilo-Harbor-Private-
Lands-Acquisition-&-Development.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-10-08-HA-FEA-DHHL-King's-Landing-
Kuleana-Homestead-Settlement-Plan.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-07-08-HA-FEA-Hakalau-Stream-
Bridge-Rehabilitation.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-04-23-HA-FEA-Renovation-of-Old-
Hilo-Memorial-Hospital-at-34-Rainbow-Drive.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2024-03-23-HA-FEA-Hilo-Wastewater-
Treatment-Plant-Rehabilitation-and-Replacement.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2023-04-08-HA-DEA-HKB-Kanaka-
Beverage-Plant-and-Cafe.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2023-07-08-HA-FEA-KPFA -Resiliency-and-
Agricultural-Innovation-Hub.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2023-05-23-HA-FEA-USGS-Hilo-Research-
Facility.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2022-12-08-HA-FEA-Waiakea-Uka-Park-
Master-Plan -Implementation-Project.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2022-09-23-HA-DEA-University-of-Hawaii-
at-Hilo-New-Educational-Telescope -Facility.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2022-07-23-HA-FEA-Hilo-Abandoned-
Vehicle -Facility.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2022-06-23-HA-FEA-Hoku-Kea-
Observatory-Decommissioning.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2022-03-08-HA-FEA-Meadow-Gold-
Expansion.pdf
HBRWMP Resource Library June 30, 2026 14
https://files.hawaii.gov/dbedt/erp/Doc_Library/2021-12-08-HA-FEA-Caltech-
Submillimeter-Observatory-Decommissioning.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2021-10-08-HA-FEA-Hale-Ola-O-Mohouli-
Affordable-Housing.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2020-09-08-HA-FEA-Hilo-Scrap -Metal-
Yard -Closure-and-Remediation.pdf
https://files.hawaii.gov/dbedt/erp/Doc_Library/2020-04-23-HA-FEA-Kolekole-Gulch-Park-
Accessibility-Improvements.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2021-10-08-HA-FEA-Waiakea-Palai-
Streams-Flood-Control.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2019-11-08-HA-FEA-Honomu-
Subsistence-Agricultural-Homestead-Community.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2018-12-23-HA-FEA-East-Hawaii-
Organics-Facility.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2018-10-23-HA-FEA-HELCO-Wailuku-
River-Long-term-Water-Lease.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2018-02-08-HA-FEA-South-Hilo-
Sanitary-Landfill-Final-Closure.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2017-08-23-HA-FEA-Maunakea-Visitor-
Information-Station-Improvements.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2017-08-08-HA-FEA-NEON-Domain-20-
Field-Site.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2015-12-23-HA-FEA-Kuawa -St-New-
Sports-Fields-Development.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2015-07-08-HA-FEA-Hawaii-County-
Mass-Transit-Agency-Base-Yard -and-Maintenance-Facility.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2015-03-08-HA-FEA-Piihonua-Kukuau-
Reservoir-and-Transmission-Improvements.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2014-11-23-HA-FEA-Hoku-Kai-Biofuels-
Easement-at-Port-of-Hilo.pdf
HBRWMP Resource Library June 30, 2026 15
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2014-06-08-HA-FEA-Oceanic-Institue-
of-Hawaii-Pacific-University-Feeds-Research-and-Pilot-Production-Facility.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2014-01-08-HA-FEA-Disposition-of-
State-Land-for-Expansion-of-UH-Hilo.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2013-05-08-HA-FEA-Hilo-Riverside-
Apartments-Improvements-and-Stream-Bank-Stabilization.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2013-01-08-HA-FEA-Linear-Accelerator-
Vault -Hilo-Medical-Center-Oncology-Unit.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2012-10-23-HA-FEA-Kapiolani-Street-
Extensions.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2012-02-08-HA-FEA-Aina-Mauna-
Legacy-Program.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2011-06-08-HA-FEA-UH-Hilo -Water-
Well.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2011-05-08-HA-FEA-UH-Hilo-Student-
Housing.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2010-04-23-HA-FEA-Hilo-Bayfront-
Trails.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2008-12-08-HA-FEA-Hilo-Baseyard.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2008-05-08-HA-FEA-Kanoelehua-
Commercial-Center-and-Industrial-Park.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2007-06-08-HA-FEA-Reeds-Bay-Beach-
Park-Improvements.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2007-03-23-HA-FEA-Komohana-
Heights-Cesspool-Replacement.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2006-12-08-HA-FEA-Acq-of-
Drainageway-Mohouli.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2006-02-23-HA-FEA-South-Hilo-
Sanitary-Landfill-Phase-I-Expansion.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2001-08-08-HA-FEIS-Hawaii-
Commercial-Harbors-2020-Master-Plan.pdf
HBRWMP Resource Library June 30, 2026 16
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2000-07-08-HA-FEA-Liliuokalani-
Gardens.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2000-09-08-HA-FEA-Isaac-Hale-Beach-
Park-Water.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/2000-04-08-HA-FEA-Leleiwi-Beach-
Park.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/1999-09-08-HA-FEA-Komohana-St-
Alenaio-Strm-Bridge-Replacement.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Library/1998-09-08-HA-FEA-Old-Hilo-
Wastewater-Treatment-Plant-Conversion.pdf
https://files.hawaii.gov/dbedt/erp/EA_EIS_Archive/1994-06-23-HA-FEA-Wailoa -River-
Maintenance-Dredging.pdf
Environmental Services
• Economic benefits of hydrologic services from watershed protection and restoration,
UHERO, 2020. https://uhero.hawaii.edu/wp-
content/uploads/2020/08/EconBenefitsWatershedProtectionRestoration5.pdf
Watershed Management Planning Resources
U.S. Bureau of Reclamation
• Cooperative Watershed Management Program
https://www.usbr.gov/watersmart/cwmp/
U.S. Environmental Protection Agency
• U.S. Environmental Protection Agency (EPA) Watershed Academy
https://www.epa.gov/watershedacademy
• US EPA Handbook for Developing Watershed Plans to Restore and Protect our
Waters. This handbook supplements existing watershed planning guides that have
already been developed by agencies, universities and other nonprofit organizations. The
handbook is generally more specific than other guides with respect to guidance on:
quantifying existing pollutant loads, developing estimates of the load reductions
required to meet water quality standards, developing effective management measures,
HBRWMP Resource Library June 30, 2026 17
and tracking progress once the plan is implemented.
https://www.epa.gov/nps/handbook-developing-watershed-plans-restore-and-protect-
our-waters
• Critical Source Area Identification and BMP Selection: Supplement to Watershed
Planning Handbook, EPA, 2018. https://www.epa.gov/sites/default/files/2018-
08/documents/critical_source_area_identification_and_bmp_selection_final_5-11-
18cover.pdf
• EPA Clean Water Act Section 303(d): Impaired Waters and Total Maximum Daily Loads
(TMDLs). https://www.epa.gov/tmdl
• Information Concerning 2026 Clean Water Act Sections 303(d), 305(b) and 314
Integrated Reporting and Listing Decisions, January 15, 2025.
https://www.epa.gov/system/files/documents/2025-01/2026-ir-memo-and-
transmittal_0.pdf
• Restoration and Protection Screening Tool.
https://www.epa.gov/rps/downloadable-rps-tools-comparing-watersheds
• Water Pollution Search – The Water Pollutant Loading Tool is a web-based tool
that calculates and reports facility pollutant discharges in pounds per year or by
monitoring period based on NPDES permit limit and Discharge Monitoring Report
data. https://echo.epa.gov/trends/loading-tool/water-pollution-search
• Nutrient and Sediment Estimation Tools for Watershed Protection, EPA, 2018.
https://www.epa.gov/sites/default/files/2018-
08/documents/loadreductionmodels2018.pdf
• Elements of a State Water Monitoring and Assessment Program, 2003.
https://www.epa.gov/sites/default/files/2019-03/documents/elements-state-water-
monitoring-assessment-program.pdf
• Lagoon Wastewater Treatment Systems. https://www.epa.gov/small-and-rural-
wastewater-systems/lagoon-wastewater-treatment-systems
U.S. Army Corps of Engineers
• Hawaiian Islands National Shoreline Management Study - Institute for Water Resources,
U.S. Army Corps of Engineers, Honolulu District.
https://iwrlibrary.sec.usace.army.mil/resource/0e31d214-d080-4745-d483-
c9b4512b889a
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• U.S. Army Corps of Engineers Scoping Guide for Feasibility and Watershed Studies.
https://planning.erdc.dren.mil/toolbox/library/Misc/Scoping_Guide_for_Feasibility_and
_Watershed_Studies_v30OCT2023.pdf
USDA Natural Resources Conservation Service
• National Water Management Center https://www.nrcs.usda.gov/national-water-
management-center
o National Watershed Program Manual and Handbook.
https://www.nrcs.usda.gov/resources/guides-and-instructions/national-
watershed-program-manual-and-handbook
o Drainage Water Management Factsheet.
https://www.nrcs.usda.gov/resources/guides-and-instructions/drainage-water-
management-dwm-factsheet
USDA Forest Service
• Watershed Condition Framework.
https://www.fs.usda.gov/sites/default/files/Watershed_Condition_Framework.pdf
• Water, Climate Change, and Forests - Watershed Stewardship for a Changing Climate.
https://www.fs.usda.gov/pnw/pubs/pnw_gtr812.pdf
Hawaiʻi Department of Health
• Hawaiʻi Department of Health Surface Water Protection Branch Watershed-Based Plans.
https://health.hawaii.gov/swpb/watershed-based-plans/
• Hawaiʻi Department of Health Clean Water Branch Watershed Program Webpage.
Hawaiʻi island watersheds with DOH-approved watershed-based plans. Watersheds with
a TMDL are noted; the full TMDL reports are available on the Clean Water Branch’s
Integrated Report and TMDL webpage. https://health.hawaii.gov/cwb/clean-water-
branch-home-page/polluted-runoff-control-program/watershed-plans/
o Pelekane Bay Watershed Management Plan (2005).
https://health.hawaii.gov/cwb/files/2013/05/PRC_Maps_PelekaneBayWatershed
Plan.pdf
o Waiʻulaʻula Watershed Management Plan (2011).
https://health.hawaii.gov/cwb/files/2025/09/Waikoloa-Waiulaula-Stream-
watershed-update.pdf
HBRWMP Resource Library June 30, 2026 19
• Hawaiʻi Nonpoint Source Management Plan, 2021-2025, State of Hawaiʻi Department of
Health. https://health.hawaii.gov/cwb/files/2021/04/2021-HI-NPS-Management-
Plan.pdf
• Hawaiʻi Administrative Rules HAR-11-54 Water Quality Standards, State of Hawaiʻi
Department of Health. https://health.hawaii.gov/cwb/files/2022/01/HAR-11-54-
October-22-2021.pdf
• Sanitary Surveys in Hawaiʻi: A Framework, 2003, prepared for U.S. EPA Region IX and
Hawaiʻi Department of Health. https://health.hawaii.gov/cwb/files/2015/04/Hawaii-
Sanitary-Survey-Framework_Revised_FINAL.pdf
Department of Land and Natural Resources
• State of Hawaiʻi Department of Land and Natural Resources Division of Forestry and
Wildlife 30 x 30 Watershed Initiative and the Aloha+ Dashboard: Tracking Progress in the
Protection of Watershed Forests. https://dlnr.hawaii.gov/dofaw/30x30/
• Quick Guide: Floodplain Management in Hawaiʻi. https://waihalana.hawaii.gov/hiqg/
Hawaiʻi Coastal Zone Management
• Hawaiʻi Watershed Guidance- A report prepared for the Hawai`i Office of Planning
Coastal Zone Management by Tetra Tech EM, Inc. August 2010.
https://health.hawaii.gov/cwb/files/2013/05/Hawaiis-Watershed-Guidance.pdf
Watershed Management Plans in Hawaiʻi
• Hawaiʻi Department of Health Surface Water Protection System Watershed Based Plans.
https://eha-cloud.doh.hawaii.gov/swp/#!/watershed-based-plan/list
Watershed Management Organizations
• Hawaiʻi Association of Watershed Partnerships. https://hawp.org/
• Three-Mountain Alliance. https://threemountainalliance.org/
• Mauna Kea Watershed Alliance. https://maunakeawatershed.org/
National and International Publications and Organizations
• Managing Watersheds for Coral Reefs and Public Health: A Vibrant Oceans Initiative
Whitepaper. This paper presents innovative solutions that incentivize the large-scale,
sustained action required to both improve water quality in watersheds and prevent
water quality impacts on coral reef ecosystems. The solutions use holistic approaches to
integrated watershed management that bridge social and ecological systems and
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provide important co-benefits to human well-being.
https://cdn.wcs.org/2022/03/21/3l598eqold_Final_Water_Quality_Health_Whitepaper.
pdf
• Climate Resilient Sanitation Coalition (CRSC).
https://www.susana.org/community/themes/climate-resilient-sanitation-coalition
Indigenous Knowledge
• The Hawaiian Ahupua‘a Land Use System: Its Biological Resource Zones and the
Challenge for Silvicultural Restoration, Bishop Museum.
https://hbs.bishopmuseum.org/pubs-online/strm/04-Mueller-Domboisr.pdf
• Lehia Project, Kelii William Ioane Legacy Foundation. The foundation’s focus is to
establish practices that reconnect the kanaka with the ʻāina by preserving and protecting
the cultural, historical, and archeological heritage and life of King’s Landing, Lehia and
Puʻumaile Park as well as provide proper management protocols of land and water
resources in these areas in order to sustain future growth.
https://keliiwilliamioanelegacyfoundation.com/lehia-project/
• Loko Iʻa Needs Assessment, Hui Mālama Loko I‘a 2020. https://kuahawaii.org/wp-
content/uploads/2023/09/Loko-I%CA%BBa-Needs-Assessment_FINAL_Aug2021.pdf
• Hawaiʻi Climate Data Portal - Cultural Resources. https://www.hawaii.edu/climate-data-
portal/news/
• The Rain Follows the Forest. Through interesting conversations Jason Scott Lee learns
about Hawaiʻi’s fragile fresh water supply and discovers connections to our upland forest
environment. https://youtu.be/N0oHdMPYSq8?si=bfTdN_sLy1OYnWrt
Cultural and Social History
• Ua Hilo ʻia i ke Ao a ke Aloha, the intertwining stories of Hilo. Story map prepared by the
Historic Hawaii Foundation, Cultural Surveys Hawaii, and UH Hilo, 2021.
https://storymaps.arcgis.com/stories/b378b80d74054f51816d820581905ba4#n-
kVbpUM
• Shinmachi: Stronger Than a Tsunami, PBS Hawaiʻi Presents.
https://www.youtube.com/watch?v=NSnF9HEBZ5c
Nature-Based Solutions
• Engineering with Nature, U.S. Army Corps of Engineers. https://ewn.erdc.dren.mil/
HBRWMP Resource Library June 30, 2026 21
• Green Infrastructure. U.S. Environmental Protection Agency.
https://www.epa.gov/green-infrastructure
• Nature-Based Solutions for Coastal Highway Resilience: An Implementation Guide, U.S.
Department of Transportation Federal Highway Administration.
https://www.fhwa.dot.gov/environment/sustainability/resilience/ongoing_and_current_
research/green_infrastructure/implementation_guide/?_gl=1*180j6u7*_ga*MTU5MDA
5MDU1MC4xNzI5NTQzOTIx*_ga_VW1SFWJKBB*MTcyOTU0MzkyMC40LjEuMTcyOTU0M
zk1MC4wLjAuMA
• Green Infrastructure Effectiveness Database. U.S. Department of Commerce National
Oceanic & Atmospheric Administration (NOAA).
https://coast.noaa.gov/gisearch/#/#/search
• Integration of Climate Change Projections in Hydrologic and Hydraulic Design in
Transportation Projects, Center for Environmental Excellence by AASHTO.
https://environment.transportation.org/past-event/integration-of-climate-change-
projections-in-hydrologic-and-hydraulic-design-in-transportation-projects/
• IUCN Global Standard for Nature-based Solutions, International Union for Conservation
of Nature (IUCN). https://iucn.org/our-work/topic/iucn-global-standard-nature-based-
solutions
• Proceedings of a Workshop: Benefits, Applications, and Opportunities of Natural
Infrastructure (2022), National Academies.
https://www.nationalacademies.org/read/26660
• Assessing the Benefits and Costs of Nature-Based Solutions for Climate Resilience: A
Guideline for Project Developers, World Bank.
https://openknowledge.worldbank.org/entities/publication/9ed5cb4b-78dc-42a4-b914-
23d71cef24a2
• Mapping the effectiveness of nature-based solutions for climate-change adaptation,
Global Change Biology. https://pubmed.ncbi.nlm.nih.gov/32906226/
• Nature-based Solutions Evidence Platform, Nature-based Solutions Initiative.
https://www.naturebasedsolutionsevidence.info/
• NbS Case Study Platform, Nature-based Solutions Initiative.
https://casestudies.naturebasedsolutionsinitiative.org/
HBRWMP Resource Library June 30, 2026 22
Flooding and Coastal Resilience
• NOAA Coastal Flood Exposure Mapper. https://coast.noaa.gov/floodexposure/#-
17260774,2239755,14z
• The Nature Conservancy Resilient Land Mapping Tool - This tool is designed to explore
and analyze the Resilient and Connected Network, a proposed conservation network of
representative climate-resilient sites designed to sustain biodiversity and ecological
functions into the future under a changing climate.
https://www.maps.tnc.org/resilientland/#/explore
Aloha+ Challenge
Aloha+ Challenge. https://alohachallenge.hawaii.gov/#HawaiiVLR
Natural Resources Management
• 02 Watershed Forest Areas. https://alohachallenge.hawaii.gov/pages/nrm-02-
watershed-forest-areas#top
• 04 Native Species Managed. https://alohachallenge.hawaii.gov/pages/nrm-05-native-
species-managed
Smart Sustainable Communities
• 04 Resilience and Disaster Management. https://alohachallenge.hawaii.gov/pages/ssc-
04-resilience-disaster
• 05 Land Use Impacts. https://alohachallenge.hawaii.gov/pages/ssc-05-land-use-impacts
• 06 Open, Public, Green Spaces. https://alohachallenge.hawaii.gov/pages/ssc-06-open-
public-green-spaces
• 07 Connection to Place. https://alohachallenge.hawaii.gov/pages/ssc-07-connection-to-
place