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Cascadia subduction zone database: compilation of published datasets relevant to Cascadia subduction zone earthquake hazards and tectonics Cascadia subduction zone database: compilation of published datasets relevant to Cascadia subduction zone earthquake hazards and tectonics

As part of the USGS Powell Center working group on Cascadia earthquake hazards, we compile and host several available geologic, paleoseismic, geophysical, and instrumental datasets along the Cascadia subduction zone. The ArcGIS online map and downloadable map package include both raster images and shapefiles. In this Story Map, we outline the features and datasets compiled.

Landsat 9 Overview Landsat 9 Overview

Landsat 9 launched September 27, 2021, to acquire images of Earth, extending Landsat's record of our planet to over half a century. Learn more about the mission.

Pennsylvania Groundwater Quality Monitoring Network Data Exploration Tool Pennsylvania Groundwater Quality Monitoring Network Data Exploration Tool

USGS Pennsylvania Water Science Center, in cooperation with the Pennsylvania Department of Environmental Protection, samples 28 wells biannually to monitor ambient groundwater quality conditions in a variety of settings throughout Pennsylvania. The most recent results for selected constituents can be accessed through the Groundwater Quality Monitoring Network Data Exploration Tool.

Water-Quality Data Collection Sites in the Merrimack River Basin and its Major Tributaries Water-Quality Data Collection Sites in the Merrimack River Basin and its Major Tributaries

This interactive map displays the location of water-quality data-collection sites, the drainage area for the Merrimack River, and selected streams in the Merrimack River Basin.

Landsat Satellites Collection Landsat Satellites Collection

Over the course of fifty years, eight Landsat satellites have observed the Earth's surface. This storymap collection allows users to view each satellite's heritage from Landsat 1 through Landsat 9 (Landsat 6 did not achieve orbit). See first light images, significant events, and unique science for each satellite.
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