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Groundwater Quality and Resources

The USGS collects continuous or intermittent groundwater-level measurements at numerous locations in the Long Island Sound drainage basin. The data are used for a variety of purposes related to the management of water resources in the basin. Ongoing studies include regional-scale groundwater modeling to simulate groundwater flow and nitrogen loading in the watersheds bordering Long Island Sound.

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Coastal Change Hazards

Natural processes such as waves, tides, and weather, continually change coastal landscapes. The integrity of coastal homes, businesses, and infrastructure can be threatened by hazards associated with event-driven changes, such as extreme storms and their impacts on beach and dune erosion, or longer-term, cumulative changes associated with coastal and marine processes, such as sea-level rise...
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Coastal Change Hazards

Natural processes such as waves, tides, and weather, continually change coastal landscapes. The integrity of coastal homes, businesses, and infrastructure can be threatened by hazards associated with event-driven changes, such as extreme storms and their impacts on beach and dune erosion, or longer-term, cumulative changes associated with coastal and marine processes, such as sea-level rise...
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Connecticut Water Use

Background The U.S. Geological Survey has compiled the Nation's water-use data at the county, State, and national levels every 5 years between 1950 and 2015 . - The New England Water Science Center (WSC) collected, reviewed, and aggregated water withdrawal data in Massachusetts from different sources (groundwater and surface water in both fresh and saline settings) as a part of the national effort...
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Connecticut Water Use

Background The U.S. Geological Survey has compiled the Nation's water-use data at the county, State, and national levels every 5 years between 1950 and 2015 . - The New England Water Science Center (WSC) collected, reviewed, and aggregated water withdrawal data in Massachusetts from different sources (groundwater and surface water in both fresh and saline settings) as a part of the national effort...
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Development of a Regional-Scale Model to Simulate Groundwater Flow and Nitrogen Loading in Watersheds Along the Connecticut Coast of Long Island Sound

In 2018 USGS began work on the development of regional-scale groundwater flow and nitrogen transport models of areas along the Connecticut coast. The model will be used as a quantitative tool to evaluate groundwater flow and nitrogen loading to Long Island Sound.
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Development of a Regional-Scale Model to Simulate Groundwater Flow and Nitrogen Loading in Watersheds Along the Connecticut Coast of Long Island Sound

In 2018 USGS began work on the development of regional-scale groundwater flow and nitrogen transport models of areas along the Connecticut coast. The model will be used as a quantitative tool to evaluate groundwater flow and nitrogen loading to Long Island Sound.
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Groundwater Sustainability of the Long Island Aquifer System

Groundwater sustainability can be best defined as the development and use of groundwater in a manner that can be maintained for an indefinite time without causing unacceptable environmental or socioeconomic consequences. Informed management of the Long Island aquifer system can help ensure a regionally sustainable groundwater resource. The USGS and New York State Department of Environmental...
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Groundwater Sustainability of the Long Island Aquifer System

Groundwater sustainability can be best defined as the development and use of groundwater in a manner that can be maintained for an indefinite time without causing unacceptable environmental or socioeconomic consequences. Informed management of the Long Island aquifer system can help ensure a regionally sustainable groundwater resource. The USGS and New York State Department of Environmental...
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U.S. Geological Survey Hydrologic Monitoring on Long Island, New York

The U.S. Geological Survey (USGS) is a science organization that provides impartial information on the health of our ecosystems and environment, the natural hazards that threaten us, the natural resources we rely on, the impacts of climate and land-use change, and the core science systems that help us provide timely, relevant, and usable information.
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U.S. Geological Survey Hydrologic Monitoring on Long Island, New York

The U.S. Geological Survey (USGS) is a science organization that provides impartial information on the health of our ecosystems and environment, the natural hazards that threaten us, the natural resources we rely on, the impacts of climate and land-use change, and the core science systems that help us provide timely, relevant, and usable information.
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Comprehensive Delineation of Groundwater Source Areas and Times-of-travel to Long Island Streams and Estuaries

Problem The discharge of freshwater and associated loading of nutrients and other dissolved constituents from the Long Island aquifer system to surrounding estuaries and their tributaries are increasingly recognized as critical factors in the health of these ecosystems. However, further work is needed to scientifically characterize these factors and present them to the public in an appropriate m
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Comprehensive Delineation of Groundwater Source Areas and Times-of-travel to Long Island Streams and Estuaries

Problem The discharge of freshwater and associated loading of nutrients and other dissolved constituents from the Long Island aquifer system to surrounding estuaries and their tributaries are increasingly recognized as critical factors in the health of these ecosystems. However, further work is needed to scientifically characterize these factors and present them to the public in an appropriate m
Learn More