Found 552 datasets matching filters.
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These data include cyanobacteria cell densities (including maximum cell densities observed for each year in each reservoir), annual summer (June-August) precipitation, nutrient concentrations, and...
Search relevance: 1.00 | Views last month: 50 | Published on: 2025-08-02 -
A workbook of all the soils data collected near Holton, Kansas, in agricultural fields. Laboratory analysis of soil properties was completed by Ward Labs in Kearny Nebraska. Isotope analysis of...
Search relevance: 1.00 | Views last month: 47 | Published on: 2025-08-02 -
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This research used nutrient and...
Search relevance: 1.00 | Views last month: 46 | Published on: 2025-08-02 -
This data package was created 2024-12-04 07:43:29 by NPSTORET and includes selected project, location, and result data. Data contained in Great Lakes Network NPSTORET back-end file...
Search relevance: 1.00 | Views last month: 15 | Published on: 2026-01-25 -
This database provides access and search capability for NIST critically evaluated data on atomic energy levels, wavelengths, and transition probabilities that are reasonably up-to-date. The Atomic...
Search relevance: 1.00 | Views last month: 14 | Published on: 2025-08-02 -
This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 8000 references, dating from 1914 through current year and is updated regularly in intervals...
Search relevance: 1.00 | Views last month: 7 | Published on: 2025-08-02 -
The Alaska Geochemical Database Version 3.0 (AGDB3) contains new geochemical data compilations in which each geologic material sample has one best value determination for each analyzed species,...
Search relevance: 1.00 | Views last month: 7 | Published on: 2026-03-03 -
Animal agriculture manure is a primary source of nitrogen and phosphorus to surface and groundwater. Manure runoff from cropland and pastures or discharging animal feeding operations and...
Search relevance: 1.00 | Views last month: 6 | Published on: 2025-07-31 -
The U.S. Geological Survey (USGS) has compiled a geodatabase containing mineral-related geospatial data for 19 countries of interest in the Indo-Pacific region (area of study): Bangladesh, Bhutan,...
Search relevance: 1.00 | Views last month: 6 | Published on: 2026-03-03 -
A monthly model of groundwater-transported nitrogen loads was developed for 12-digit hydrologic unit code (HUC12) watersheds on the north shore of Long Island Sound in coastal Connecticut and...
Search relevance: 1.00 | Views last month: 6 | Published on: 2026-03-03 -
References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current references since the last published...
Search relevance: 1.00 | Views last month: 5 | Published on: 2025-08-02 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-03 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay Nontidal...
Search relevance: 1.00 | Views last month: 5 | Published on: 2026-03-03 -
This asset provides data on model results for dry and total deposition of sulfur, nitrogen and base cation species. Components include deposition velocities, dry deposition and total deposition...
Search relevance: 1.00 | Views last month: 5 | Published on: 2025-08-02 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay Nontidal...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
Daily visitor use in Rocky Mountain National Park has increased substantially since 2014, raising questions about the impact of human waste on water quality in popular areas without latrines....
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
The Alaska Geochemical Database Version 4.0 (AGDB4) contains geochemical data compilations in which each geologic material sample has one best value determination for each analyzed species,...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This data set consists of monthly averages of soil and litter properties. Rows are grouped in the following order: year, month, vegetation type, plot ID. Within a single month five plots were...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the Chesapeake Bay Nontidal...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This file contains land cover and water chemistry data. This dataset is associated with the following publication: Smucker, N.J., A. Kuhn , M.A. Charpentier, C.J. Cruz-Quinones, C.M. Elonen ,...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-08-02
