{
"@context": "http://schema.org/", "@type": "WebPage", "additionalType": "Project", "url": "https://www.usgs.gov/centers/whcmsc/science/usgs-dunex-operations-outer-banks", "headline": "USGS DUNEX Operations on the Outer Banks", "datePublished": "August 11, 2021", "author": [ { "@type": "Person", "name": "Jenna Brown, PhD", "url": "https://www.usgs.gov/staff-profiles/jenna-brown", "identifier": { "@type": "PropertyValue", "propertyID": "orcid", "value": "0000-0003-3137-7073" } }, { "@type": "Person", "name": "Jonathan Warrick", "url": "https://www.usgs.gov/staff-profiles/jonathan-warrick", "identifier": { "@type": "PropertyValue", "propertyID": "orcid", "value": "0000-0002-0205-3814" } }, { "@type": "Person", "name": "Jennifer L Miselis, Ph.D.", "url": "https://www.usgs.gov/staff-profiles/jennifer-l-miselis", "identifier": { "@type": "PropertyValue", "propertyID": "orcid", "value": "0000-0002-4925-3979" } }, { "@type": "Person", "name": "John Warner, PhD", "url": "https://www.usgs.gov/staff-profiles/john-warner", "identifier": { "@type": "PropertyValue", "propertyID": "orcid", "value": "0000-0002-3734-8903" } } ], "description": [ { "@type": "TextObject", "text": "Numerical Models of waves, currents, water levels, and sediment transport, can fill in gaps in space or time in the observations and can be controlled to investigate specific oceanographic forces. Models are being developed and compared to measurements made at the USACE Field Research Facility and Pea Island. Insights into coastal processes gained from numerical modeling experiments expand our ability to forecast waves, water levels, and coastal change around the US." }, { "@type": "TextObject", "text": "A similar project will be conducted at the Field Research Station in Duck, NC to compare the same forces in a heavily modified residential area." }, { "@type": "TextObject", "text": "The Pea Island Experiment investigates the forces that cause flooding and coastal change: storm-driven waves, high water levels, and sand movement on an undeveloped barrier island. This involves intensive measurements of waves, currents, run-up, water levels, the seabed composition, sandbar migration, and sediment transport via the following:" }, { "@type": "TextObject", "text": "Metal poles and equipment will be installed on the beach and in the surf zone out to 600 yards from the shore at Pea Island, just south of New Inlet, from September (after Labor Day) to mid-November. Installations may not be visible at all tides and conditions. These are EXTREMELY HAZARDOUS!! Please DO NOT SWIM, SURF, FISH, or BOAT between the signs on the beach (red zone below) and be cautious of currents that may cause you to drift into the hazardous area." }, { "@type": "TextObject", "text": "Research proposed as part of DUNEX is separated into multiple interrelated research components, each with specific scientific and programmatic objectives and operational tasks. These include various forms of data collection and numerical modeling." }, { "@type": "TextObject", "text": "By combining the data from all aspects and locations of the DUNEX project, model outputs, maps, and historical data researchers will be able to highlight areas of high impact and evaluate changes over time. Analysis of these data will help expose the implications of storm-induced coastal change, specifically for humans and early successional species (e.g., piping plover, sea turtles)." }, { "@type": "TextObject", "text": "As part of the DUring Nearshore Event eXperiment (DUNEX) we are mapping the geology and morphology of the nearshore coastal environment before and after weather events to assess the impact storms have on coastal erosion." }, { "@type": "TextObject", "text": "*To withstand the power of the ocean during storms, these instruments are mounted on long steel pipes that are jetted into the seafloor. Once installed, up to 6ft of the pipe and attached instruments still protrude from the seafloor towards the sea surface and may stick out of the water on very low tides. These create an extreme hazard to those using the area \u2013 the danger zone is indicated by signs placed on the beach. For your own safety please avoid swimming and surfing in this area and be cautious of currents that may cause you to drift into the hazardous area." }, { "@type": "TextObject", "text": "Geophysical and Topobathy Studies at the USACE Field Research Facility in Duck, NC will investigate how the geology and morphology of the shoreface respond to storms on a developed and partially armored barrier island. This includes pre-storm, post-storm, and recovery period data." }, { "@type": "TextObject", "text": "The poles are 3\u201d diameter and 15\u2019 long, with about 5 feet extending above the seabed, to support the instruments that continuously measure wave heights, water levels, and currents using acoustics." }, { "@type": "TextObject", "text": "The goal for DUNEX is to obtain aerial imagery along the Outer Banks on a semi-regular (approximately monthly) basis and also include additional post-storm flights." }, { "@type": "TextObject", "text": "Major support for DUNEX is provided by the U.S. Army Corps of Engineers. USGS activities are supported by the USGS Coastal and Marine Hazards and Resources Program. Academic partners are funded by the North Carolina Sea Grant and the National Science Foundation. Activities on Pea Island will be conducted under permits from the U.S. Fish & Wildlife Service, Pea Island National Wildlife Refuge and the National Park Service, Cape Hatteras National Seashore." }, { "@type": "TextObject", "text": "DUring Nearshore Event eXperiment (DUNEX)\u202fis a multi-agency, academic, and non-governmental organization (NGO) collaborative community experiment designed to study nearshore coastal processes during storm events. The experiment began in 2019 and is scheduled for completion in the fall of 2021. USGS participation in DUNEX will contribute new measurements and models that will increase our understanding of storm impacts to coastal environments, including hazards to humans and infrastructure and changes in landscape and natural habitats. The data will help evaluate and improve the models used to forecast coastal water levels and storm impacts." }, { "@type": "TextObject", "text": "USGS has chosen Pea Island National Wildlife Refuge as a study location to investigate and characterize the magnitude and timing of changes to coastal morphology (i.e., dunes, shorelines), bathymetry, and landcover after a storm." }, { "@type": "TextObject", "text": "Aerial Imagery of the Outer Banks. Imagery from Duck, NC to Cape Lookout, NC has been collected, by airplane, every few months since August 2019, before and after storms. The goal is to evaluate the nature and magnitude of coastal change\u202fimmediately after storms and during subsequent recovery." } ], "funder": { "@type": "Organization", "name": "Woods Hole Coastal and Marine Science Center", "url": "https://www.usgs.gov/centers/whcmsc" }, "about": [ { "@type": "Thing", "name": "Science Technology" }, { "@type": "Thing", "name": "Coastal Erosion" }, { "@type": "Thing", "name": "Coastal Ecosystems" }, { "@type": "Thing", "name": "Coastal Change Forecasts" }, { "@type": "Thing", "name": "Coastal Ecosystem Science" }, { "@type": "Thing", "name": "Hazards" }, { "@type": "Thing", "name": "oceanographic studies" }, { "@type": "Thing", "name": "Water" }, { "@type": "Thing", "name": "Storm Impacts" }, { "@type": "Thing", "name": "Coasts" }, { "@type": "Thing", "name": "Forecasts and Models" }, { "@type": "Thing", "name": "Coastal Processes" }, { "@type": "Thing", "name": "Oceanographic Studies" }, { "@type": "Thing", "name": "Barrier Islands" }, { "@type": "Thing", "name": "Coastal Change" }, { "@type": "Thing", "name": "Capabilities" }, { "@type": "Thing", "name": "Geology" }, { "@type": "Thing", "name": "Aerial Imaging and Mapping" }, { "@type": "Thing", "name": "Energy" }, { "@type": "Thing", "name": "Coastal Monitoring" }, { "@type": "Thing", "name": "nearshore coastal processes" }, { "@type": "Thing", "name": "pea island national wildlife refuge" }, { "@type": "Thing", "name": "Coastal Margins" }, { "@type": "Thing", "name": "coastal change" }, { "@type": "Thing", "name": "Maps and Mapping" }, { "@type": "Thing", "name": "storm impacts" }, { "@type": "Thing", "name": "DUNEX" }, { "@type": "Thing", "name": "Methods and Analyses" }, { "@type": "Thing", "name": "coasts" }, { "@type": "Thing", "name": "Coastal Vulnerability" }, { "@type": "Thing", "name": "Coastal Evolution" }, { "@type": "Thing", "name": "engineering" }, { "@type": "Thing", "name": "Information Systems" }, { "@type": "Thing", "name": "Methods and Analysis" }, { "@type": "Thing", "name": "Coastal Restoration" }, { "@type": "Thing", "name": "Analysis and Processing" }, { "@type": "Thing", "name": "Coastal Wetlands" }, { "@type": "Thing", "name": "coastal processes" }, { "@type": "Thing", "name": "Remote Sensing" }, { "@type": "Thing", "name": "Environmental Health" }, { "@type": "Thing", "name": "Natural Hazards" }, { "@type": "Thing", "name": "Aerial Photography" }, { "@type": "Thing", "name": "Modeling" } ]
}