Unified Interior Regions

Overview

The USGS researches, monitors, models and forecasts the effects of such change on the Nation's resources. The resulting information and products help policymakers, natural resource managers, and the public make informed decisions about the management of resources on which they depend.

Unified Interior Regional Map
Region 10: California-Great Basin

The California-Great Basin includes?California, Nevada, and part of Oregon. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions. Our scientists do a broad array of research and technical assistance throughout the U.S. and across the globe.

Region 11: Alaska

USGS in Alaska conducts science for decision-making in five major areas: natural hazards; energy & minerals; water quality, streamflow & ice; wildlife, fish & habitat; and geospatial mapping. The Alaska Regional Office provides management and strategic coordination among the Alaska Science Center, the Volcano Science Center, the Climate Adaptation Science Center, & other partners operating in AK.

Region 1: North Atlantic-Appalachian

We conduct impartial, multi- and interdisciplinary research and monitoring on a large range of natural-resource issues that impact the quality of life of citizens and wildlife throughout the New England and Mid-Atlantic states of Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, West Virginia, Vermont?and Virginia.

Region 2: South Atlantic-Gulf (Includes Puerto Rico and the U.S. Virgin Islands)

We conduct impartial, multi- and interdisciplinary research and monitoring to address a broad range of natural-resource issues that affect the quality of life of citizens and landscapes in the Southeastern United States and the Caribbean region.

Region 3: Great Lakes

Welcome to Region 3! Our Region includes the states of Minnesota, Wisconsin, Michigan, Indiana, and Ohio. We conduct science to inform resource managers on issues such as aquatic invasive species, water quality and availability, wildlife disease, and restoration of fish/wildlife and their habitats.

Region 4: Mississippi Basin

Welcome to the Mississippi Basin?Region! Our streamgage network is used to monitor and assess water resources across the region. Other research focuses on fisheries and aquatic ecosystems, midcontinental plant/animal species, invasive species, wildlife disease, and energy and mining.

Region 5: Missouri Basin ?

Welcome to Region 5! Our Region includes Montana, North Dakota, South Dakota, Nebraska, and Kansas. We conduct science to inform resource managers on issues such as invasive species, water quality/quantity, flood response, oil and gas, and restoration of fish/wildlife and their habitats.

Region 6: Arkansas-Rio Grande-Texas-Gulf

We conduct impartial, multi- and interdisciplinary research and monitoring to address a broad range of scienctific issues that affect the?Arkansas-Rio Grande-Texas-Gulf Region.

Region 7: Upper Colorado Basin

The Upper Colorado Basin Region ranges from the Colorado Rockies to?the Western Deserts to the Great Plains. The Rocky Mountain Region conducts multi- and interdisciplinary research and monitoring in locations across the Region, the United States, around the world, and across our solar system.

Region 8: Lower Colorado Basin

The Lower Colorad Basin?includes?Arizona, southern Nevada, and souther California. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions. Our scientists do a broad array of research and technical assistance throughout the U.S. and across the globe.

USGS

The USGS researches, monitors, models and forecasts the effects of such change on the Nation's resources. The resulting information and products help policymakers, natural resource managers, and the public make informed decisions about the management of resources on which they depend.

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