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Interactive Maps

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

Filter Total Items: 344

Vermont Flood Data Viewer Comparing 2023 and 2011 High-Water Marks Vermont Flood Data Viewer Comparing 2023 and 2011 High-Water Marks

Between 3 to 9 inches of rain fell within 48 hours across the state of Vermont over four days in July 2023 causing significant flooding and millions of dollars in damage. The high amount of rain caused several rivers to peak at record levels, in some cases exceeding records set during Tropical Storm Irene in 2011. This dashboard compares the high-water marks of the two storms.

Fairfax Water Quality Dashboard Fairfax Water Quality Dashboard

The Fairfax Water Quality Dashboard provides access to water quality data from 6 intensive monitoring stations and 15 trend monitoring stations in Fairfax County.

Hampton Roads Water Quality Dashboard Hampton Roads Water Quality Dashboard

The Hampton Roads Water Quality Dashboard displays data from 12 water-quality monitoring stations across the cities of Chesapeake, Hampton, Newport News, Norfolk, Portsmouth, and Virginia Beach. This application provides access to current conditions at each monitoring station and visualize timeseries plots for continuously monitored parameters collected at each monitoring stations.

Legacy Mercury Contamination from Historical Gold Mining Legacy Mercury Contamination from Historical Gold Mining

To understand the contamination caused by historic mining in California, researchers sampled sediment, water, and biota (animals) during the years 1999–2004 and 2011–2012. From the data collected, a set of interactive maps were produced. The maps, along with the data release and introductory video, explain the results of the research.

Estimated Depth to Groundwater in the Portland, Oregon Area Estimated Depth to Groundwater in the Portland, Oregon Area

This application provides access to estimates of depth-to-water and the water-table elevation for the Portland, Oregon, metropolitan area.
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