198 datasets found

water chemistry collected across multiple streams in the Chesapeake Bay area. This dataset is not publicly accessible because: data maintained and owned by University of...

During water years 2016–2020, the U.S. Geological Survey, in cooperation with the Illinois Environmental Protection Agency, operated continuous monitoring stations on eight of...

The Water Quality Dataset contains field and laboratory data that were collected at a field-scale permeable reactive barrier. Environmental samples were collected from...

This data package was created 2025-04-22 18:31:25 by NPSTORET and includes selected project, location, and result data. Data contained in the Great Smoky Mountains National Park...

This dataset provides time series of tree ring N isotopes for individual trees and corresponding time series of temperature, precipitation, atmospheric N deposition, atmospheric...

In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project....

This data set represents the presence or absence of sandstone and carbonate rock aquifers in the conterminous United States. The data set was used as an input data layer for a...

This data package was created 2025-01-14 15:12:40 by NPSTORET and includes selected project, location, and result data. Data were collected in advance of a Ph.D. proposal by...

This data set represents the amount of fresh surface water withdrawal for irrigation, in megaliters per day, in the conterminous United States. The data set was used as an input...

This dataset is one of eight datasets produced by this study. Four of the datasets predict the probability of detecting atrazine and(or) desethyl-atrazine (a breakdown product...

During water years 2016–2021 (a water year begins on October 1 and ends on September 30 and is designated by the year in which it ends), the U.S. Geological Survey (USGS), in...

This data set represents the presence or absence of Valley and Ridge carbonate rocks in the conterminous United States. The data set was used as an input data layer for a...

This data package was created 2025-01-14 14:13:23 by NPSTORET and includes selected project, location, and result data. Data were collected following a catastrophic flood that...

Bering Strait Moorings 2022-2023 This is an archive of data from moorings deployed in Bering Strait from summer 2022 and to summer 2023. Mooring deployments were funded by the...

This dataset documents that all of the data used in the manuscript "Nitrate radicals and biogenic volatile organic compounds: oxidation, mechanisms, and organic aerosol" were...

Nitrate SUNA V2 sensors (Sea-Bird Scientific) were deployed on NERACOOS Buoy I (Latitude: 44 deg 6.10'N and Longitude: 68 deg 6.73'W) at 50m from November 6, 2015 to December 3,...

A database where EPA has compiled data on public drinking water systems and whether they have certain drinking water violations. This data is collected by the states and given...

This U.S. Geological Survey (USGS) Data Release provides continuously measured water-quality data collected from four Indian Creek sites in Johnson County, Kansas during July...