by Josh McDanielThe science of tsunamis has expanded in leaps in recent decades. From advances in detection and alert systems to coastal inundation modeling and mapping, we now know more about the seismic forces that trigger tsunamis and can forecast ...

NOAA FY16 Coastal Resilience Grant and cooperative agreement with Hawaiʻi Sea Grant in partnership with the State of Hawaiʻi Department of Land and Natural Resources and Office of Planning Project duration: May 2016 – April 2021 Questions? Brad Romine:  romine@hawaii.edu ...

by Natasha VizcarraDays before Hurricane Iniki slammed into the island of Kauaʻi in 1992, condominium and apartment managers went door-to-door to make sure their residents were preparing for the storm. Hours before the storm struck, motorists honked their horns in ...

 Research Projects 2022-2024 PRINCIPAL INVESTIGATOR: Peter Fuleky Co-INVESTIGATORS: Makena Coffman, Nori Tarui, Victoria Keener Sea Grant Graduate Fellow: Sadichchha Shrestha, Luke Miller Research Track: Interdisciplinary There is clear scientific evidence that climate change increases the frequency and intensity of extreme weather ...

by Sara LaJeunesseOn April 30, 2018, the Puʻu ʻŌʻō cone of the Kīlauea volcano collapsed, triggering an eruption that would last for four months. Over that time, as lava drained for miles underground, long fissures ripped through the Earth’s surface, ...

by Mara Johnson-GrohSince the day it was born out of the Pacific, 65 million years ago, Hawaiʻi has been sculpted by storms, volcanic eruptions, hurricanes, earthquakes, landslides, and tsunamis. In the 21st century Hawai‘i is facing an increasing frequency of ...

Frequently Asked Questions What can King Tides tell us about future sea level rise? King Tides (the highest high tides of the year) provide a glimpse into the future of what our shorelines may look like on a more regular ...

Green Infrastructure for Stormwater Management Home A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z A An aquifer is a formation, group of formations, or part ...

Green Infrastructure for Stormwater Management Home PRACTICE SUMMARY Permeable surfaces reduce runoff volumes and pollutant loads by allowing stormwater to infiltrate into the ground and through pavement, rather than flowing across it. These surfaces are particularly cost effective in flood-prone ...

Green Infrastructure for Stormwater Management Home The Streamside Guide: Recommendations for Hawaiʻi Owners of land along waterways have the important responsibility to maintain areas of river and stream frontage on their properties. This guidance was created to encourage the application ...

Green Infrastructure for Stormwater Management Home As the development of Hawaiʻi's urban and residential areas has increased, the land's natural capacity to absorb rainwater and and filter pollutants has been diminished. The draining and filling of floodplains, including lowland wetlands ...

Green Infrastructure for Stormwater Management Home Water has sculpted the Hawaiian islands into the beautiful and dramatic archipelago we see today. For millenia, water has fallen from the sky and followed the force of gravity from mountains to sea. This ...

Green Infrastructure for Stormwater Management Home ...

Green Infrastructure for Stormwater Management Home The Environmental Protection Agency site on Green Infrastructure. This site contains information to help you build and learn about national partnerships.The National Nonpoint Education for Municipal Officials (NEMO) Network is a collection of outreach ...

About the Project The University of Hawaiʻi Sea Grant College Program's Hawaiʻi and Pacific Islands King Tides Project needs your help to document today's high water level events, also known as King Tides, to better understand tomorrow's impacts from sea-level ...

About the Cooperative Sentinel Sites Featured Projects Partners Resources About the Cooperative The Hawaiian Islands Sentinel Site Cooperative (HISSC) is a collection of four priority sites across the Hawaiian Islands designated by the National Oceanic and Atmospheric Administration (NOAA) as ...

About the Cooperative Sentinel Sites Featured Projects Partners Resources Featured Projects Erosion Hot Spot Mapping: Sedimentation from erosion is one of the largest threats to coral reef health. Coral reefs buffer shorelines against waves, storms, floods, and impacts from sea-level ...

About the Cooperative Sentinel Sites Featured Projects Partners Resources Partners Government Partners NOAA Office for Coastal Management NOAA National Geodetic Survey NOAA Center for Operational Oceanographic Products and Services NOAA Pacific Islands Fisheries Science Center NOAA National Environmental Satellite, Data, ...

About the Cooperative Sentinel Sites Featured Projects Partners Resources Resources Data & Monitoring Nā Kilo Honua o Heʻeia Heʻeia National Estuarine Research Reserve Smart Coastlines Tools & Visualization Hawaiʻi Sea Level Rise Viewer NOAA Sea Level Rise Viewer Digital Coast ...

About the Cooperative Sentinel Sites Featured Projects Partners Resources Sentinel Sites The HISSC includes four priority sites: Midway Atoll and French Frigate Shoals in the Papahānaumokuākea Marine National Monument; He‘eia watershed on the island of O‘ahu; and the Kona Coast ...

What’s New in 4.0 Evacuation Planning – New resources, summarized in Tables can help families create their emergency and evacuation plans. Table 3-5 summarizes this Part of the book and provides interactive links for: (i) tsunami evacuation maps important for ...

How to Participate To submit a photo and observations please visit our Hawaiʻi and Pacific Islands King Tides Project web platform via the button below. You can submit photos, your personal observations of king tides impacts, date, time, location, and ...

Hawaiian Newspapers Illuminate an 1871 Storm How 114 years of Hawaiian-language newspapers starting in 1834 extend our knowledge of natural disasters into the nineteenth century and to precontact times ...

Center of Excellence: Coastal and Climate Science and Resilience Center of Excellence: Marine Science Education Center of Excellence: Smart Building and Community Design Center of Excellence: Sustainable Coastal Tourism Institute of Hawaiian Language Research and Translation To address the needs, ...

50 Years of Putting Science to Work for Coastal Communities O‘ahu Maui Hawai‘i Island Kaua‘i Pacific Region 50 Years of Putting Science to Work for Coastal Communities In 1966 President Lyndon Johnson signed The National Sea Grant College and Program ...

APPENDIX 3. Geochemistry Data Tables Table 1 Table 2 Table 3 Table 4 REPORT SECTIONS INTRODUCTION EXECUTIVE SUMMARY WATER LEVEL MONITORING WATER BALANCE FROM GEOCHEMICAL TRACERS HYDROGEOPHYSICS HYDROLOGIC MODELING DISCUSSION RECOMMENDATIONS APPENDIX 1. Water Level Sensor Details APPENDIX 2. A ...

About the Project What is a Community Vulnerability Assessment? Participation News & Events  Final Report News & Events Final Report is here! (6/26/2020) As promised, we are excited to present to you the CVA final report. Here is the link ...

Campus Spatial Survey and Integrated Planning Light Pollution in Hawaiʻi Delamping Initiative Forest City Military Community Energy Efficiency Monitoring Kuykendall Hall Water Resources Working Group ...

About the Project What is a Community Vulnerability Assessment? Participation News & Events Final Report Participation Who participated in the West Kauaʻi Community Vulnerability Assessment (WKCVA)? Anyone who lived or worked on the west side was welcome and needed! Also, ...

INTRODUCTION The loʻi paʻakai (salt beds) of Hanapēpē (Salt Pond) is located on the west side of Kaua‘i in the Kona moku, the ahupuaʻa of Hanapēpē, and the ʻili of ʻUkula. For generations Hawaiian families have been harvesting salt at ...

APPENDIX 1. Water Level Sensor Details Link to GAIA GPS Shared folder - https://www.gaiagps.com/public/RcYcxuc1cuHNDw2J2rqlXGzF Water Level Sensors were placed in the field on Aug 20, 2021. Photos in this appendix share more info on the specific coordinates for each node/water ...

APPENDIX 2. A Note About Modeling Why Do We Need Models? Models are useful in understanding of water flow and chemical transport processes and for improving on theories. They are useful for the design field data collection schemes, emphasizing needed ...

DISCUSSION To better understand hydrology in the area, various research techniques were used including electrical resistivity, analysis of radon concentrations, self-potential tests, hydrologic modeling, and analysis of salt pond water level and salinity changes. Findings indicate that thick (~9 ft) ...

ENDNOTES [1] High hydraulic conductivity means the substrate, e.g. basalt, allows water to easily flow through it [2]  MacIntyre, S., 1995. “Trace gas exchange across the air-sea interface in fresh water and coastal marine environments.” Biogenic trace gases: Measuring emissions ...

EXECUTIVE SUMMARY The Hawaiian cultural practice of making salt is one of Hawai‘i’s oldest traditions and Hanapēpē Salt Pond is one of the last places in all of Hawaiʻi that continues this tradition. The area and practice is highly treasured ...

HYDROGEOPHYSICS ELECTRICAL RESISTIVITY TOMOGRAPHY Methodology 2D electrical resistivity tomography (ERT) was used to achieve two main objectives: (1) Identify and characterize the subsurface geology of the pond; and (2) Identify locations and quantify the magnitude of subsurface water exchange between ...

HYDROLOGIC MODELING Methodology The specific objectives of this section are: Develop a conceptual model of the study site. Use available sensor observations to calibrate the related numerical model to mainly estimate hydraulic properties of the area. Apply the model for ...

RECOMMENDATIONS Based on ongoing kilo by the salt-making practitioners, it has been observed that wave overtopping of the beach berm occurs during periods of large summer swell and high tides, and the magnitude of overtopping increases when the beach berm ...

WATER BALANCE FROM GEOCHEMICAL TRACERS Figure 9 shows a simplified schematic of the water sources to Salt Pond. Geochemical methods can be used as tracers for some of these sources as they rely on naturally occurring chemical components dissolved in ...

WATER LEVEL MONITORING Methodology To identify present hydrodynamic conditions seven real-time water level sensors were deployed at Salt Pond on August 20, 2021 that monitor water level heights in six-minute intervals. In addition to providing data in near-real-time, seasonal or ...

Rising sea levels along Hawai‘i’s shorelines call for state and local governments to take action by means of a wide range of coastal land use policy tools designed to help Hawai‘i successfully adapt to climate change. Hawai‘i is expected to ...

by Rachel LentzOften, coping with natural hazard preparation involves being aware of key information pertinent to that event. But sometimes that information may be hard to find or understand. Here are four resources that should prove useful to your own ...

by Jake BuehlerThe afternoon before the flooding, you would have been hard-pressed to find any reason to suspect it was coming. It was an idyllic, mid-April day in Hanalei, Kauaʻi, after all: 79 degrees, a mix of sun and clouds, ...

We can expect stronger and more numerous hurricanes due to climate change. How can Hawaii be prepared for the 2018 hurricane season?. In this episode of Research in Manoa guest Dr. Dennis J. Hwang, JD with the Hawaii Sea Grant ...

Video Tutorials and Resources Find below some useful video tutorials that demonstrate how to upload photos to our King Tides Project platform and how tidal predictions are made to find the dates that the King Tides will happen. IN THIS ...

About the Project What is a Community Vulnerability Assessment? Participation News & Upcoming Final Report Questions? Ruby Pap: rpap@hawaii.edu or call (808) 241-4183 West Kauaʻi Community Vulnerability Assessment Final Report Mahalo nui loa for participating in the West Kauaʻi Community ...

About the Project What is a Community Vulnerability Assessment? Participation News & Events Final Report What is a Community Vulnerability Assessment? Community members are intimately familiar with areas that are vulnerable to natural hazards in places where they live, work, ...

What is a King Tide? King Tides are the highest astronomical tides of the year The scientific term for a King Tide is a perigean spring tide. King Tides in the Hawaiian Islands tend to occur during the summer (e.g., ...

When are King Tides? Join us for King Tides photo surveys in the Hawaiian Islands July 3 & 4, 2023 July 31 & August 1, 2023 August 28 & 29, 2023 To find the best day and time in your ...

Why Study King Tides? Documenting King Tides helps researchers, decision makers, and communities better understand and prepare for sea level rise.  We know that global mean sea level is rising at an exponential rate. Pacific Island communities are especially vulnerable to ...

Final Report  •  Appendix A  •  Appendix B  •  WKCVA Project HomeJune 2020 Final Report (pdf 19MB) Low-resolution pdf (6MB) available HERE ...

Final Report  •  Appendix A  •  Appendix B  •  WKCVA Project HomeAppendix A provides the finalized VCAPS diagram from each CVA workshop. Please click on the link below to download Appendix A. APPENDIX A: VCAPS CAUSAL DIAGRAMS ...

Final Report  •  Appendix A  •  Appendix B  •  WKCVA Project Home Appendix B provides the sea level rise exposure maps associated with the report.  Please click on the links below to download sea level rise exposure maps for each ...