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Interactive Maps

Discover USGS science and data through mapping experience and refine search with filter options.

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Surface Water Flow Trends in the Nation's Streams and Rivers Surface Water Flow Trends in the Nation's Streams and Rivers

Changes in streamflow conditions can affect infrastructure, water supply, and ecosystems. The IWAAs Surface Water Flow Trends mapper provides access to information about long-term changes in low flows, mean flows, and peak flows. View national trends for the last 100, 75, or 50 years, or calculate trend values for a custom time period at an individual site.

Hydrogeology of the Adelaida Area, San Luis Obispo County, CA Hydrogeology of the Adelaida Area, San Luis Obispo County, CA

The USGS is conducting a comprehensive evaluation of groundwater resources of the Adelaida area. Use this map to explore the hydrogeology of the area, including land use, geology, and USGS hydrologic data by watershed or water management district.

TrendPowerTool: A web lookup tool for estimating the statistical power of a monitoring program to detect population trends TrendPowerTool: A web lookup tool for estimating the statistical power of a monitoring program to detect population trends

A simulation-based power analysis can be used to estimate the sample sizes needed for a successful monitoring program, but requires technical expertise and sometimes extensive computing resources. We developed a web-based lookup app, called TrendPowerTool.

How Wildfires Threaten U.S. Water Supplies How Wildfires Threaten U.S. Water Supplies

The 2020 fire season provided stark evidence that wildfires are changing the landscape of America. But when a forest burns, the impacts on water supply and quality last long after the flames go out. Learn more about how wildfires threaten U.S. water supplies – and what we can do to adapt to the complex impacts of hotter and bigger fires.

Southwestern Willow Flycatcher Habitat Viewer Southwestern Willow Flycatcher Habitat Viewer

The Flycatcher Habitat Viewer was developed to meet the needs of organizations by providing maps of predicted flycatcher breeding habitat throughout its range. Maps are provided from 2013 to present and cover 57 satellite scenes. Maps identify predicted flycatcher habitat based upon the amount of green vegetation within a 120-m radius of each cell, and the size of floodplain within a 360-m radius.

Landsat 9: Road to Launch Landsat 9: Road to Launch

Launched on September 27th, 2021, Landsat 9 is a partnership between NASA and the U.S. Geological Survey. Learn about the process of building Landsat 9 and how it will extend Landsat's unbroken record of our planet to over half a century.

Bay- Delta Water Quality, Nutrient and Phytoplankton Mapping | US Geological Survey Bay- Delta Water Quality, Nutrient and Phytoplankton Mapping | US Geological Survey

Data visualization tool created for California's Bay-Delta Regional Monitoring Program. This web applicaton visualizes nutrients and phytoplankton spatially and temporally.

U.S. Wind Turbine Database (USWTDB) Viewer U.S. Wind Turbine Database (USWTDB) Viewer

The U.S. Wind Turbine Database (USWTDB) Viewer lets you visualize, inspect, interact, and download the most current onshore and offshore turbine locations in the United States, corresponding facility information, and turbine technical specifications through a dynamic web application. The Viewer provides direct access to data and information stored within the USWTDB.

SWEDD Project Interactive Map for the Colorado Plateau SWEDD Project Interactive Map for the Colorado Plateau

The Southwest Energy Exploration, Development, and Drought (SWEDD) project provides robust scientific tools and information to inform natural resource management decision making to address complex social-ecological issues on the Colorado Plateau.

Decision-Making with the Multiple Objective Vireo Explorer (MOViE) Tool for the Santa Clara River Decision-Making with the Multiple Objective Vireo Explorer (MOViE) Tool for the Santa Clara River

This tool is constructed around a model that integrates the major factors influencing the continued recovery of least Bell's vireo along the Santa Clara River in California (i.e., habitat quantity and configuration, habitat quality, and cowbird parasitism).

USGS Thesaurus USGS Thesaurus

This formal USGS Thesaurus conforming to ANSI/NISO Z39.19, with rigid adherence to the hierarchical (BT, NT) term relationships, generic non-hierarchical (RT) relationships, and lead-in term relationships linking non-preferred terms to descriptors either singly (UF) or in a compound USE- WITH relationship.

Public-Supply Well Water Quality Results: Inorganic Data and Trends, 1974 - 2014 (California GAMA-PBP) Public-Supply Well Water Quality Results: Inorganic Data and Trends, 1974 - 2014 (California GAMA-PBP)

The GAMA-PBP Public-Supply Well Results data viewer allows the user to visualize and download California water-quality data and trends for1974 - 2014. Groundwater-quality data for 38 inorganic constituents are captured and can be downloaded for individual sites or by grid cell.
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