Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
10 datasets found
  • Federal

    1990-2010 atmospheric deposition of Sulfur and nitrogen

    U.S. Environmental Protection Agency —

    These data files associated with the Tables and Figures presented in the following manuscript: Zhang, Y., Mathur, R., Bash, J. O., Hogrefe, C., Xing, J., and Roselle,...
  • Federal

    Need for Improved Monitoring of Spatial and Temporal Trends of Reduced Nitrogen

    U.S. Environmental Protection Agency —

    Data in Figure 1 are from publicly available databases including county-level ammonia (NH3) emissions from the US EPA National Emissions Inventory...
  • Federal

    Rumsey and Walker_AMT_2016_Table 1

    U.S. Environmental Protection Agency —

    Table summarizes instrument analytical detection limits, including liquid and equivalent air concentrations. This dataset is associated with the following...
  • Federal

    Dry Dep Comp_Wu et al_2018

    U.S. Environmental Protection Agency —

    Datasets present results of comparisons of five commonly dry deposition algorithms for ozone and sulfur dioxide, including diurnal patterns in deposition velocities,...
  • Federal

    Rumsey and Walker_AMT_2016_Figure 2.xlsx

    U.S. Environmental Protection Agency —

    Figure summarizes uncertainty (error) in hourly gradient flux measurements by individual analyte. Flux uncertainty is derived from estimates of uncertainty in...
  • Federal

    Rumsey and Walker_AMT_2016_Table 2.xlsx

    U.S. Environmental Protection Agency —

    Table summarizes instrument precision assessed by collocating the two sample boxes. Precision is quantified as the standard deviation of the residuals of an...
  • Federal

    Model evaluation of dry deposition of oxygenated volatile organic compounds

    U.S. Environmental Protection Agency —

    This dataset includes a data dictionary, tables of physicochemical characteristics of the oxygenated volatile organic compounds evaluated with the updated dry...
  • Federal

    WSON_Coweeta_Chen et al_2017

    U.S. Environmental Protection Agency —

    Datasets describing bulk and speciated water soluble organic nitrogen and carbon species in 24 hour high volume PM samples. This dataset is associated with the...
  • Federal

    MARGA_Chen et al_2016

    U.S. Environmental Protection Agency —

    These data describe the chromatography characteristics of the MARGA instrument software as compared to an alternative, independent technique for chromatogram...
  • Federal

    Rumsey and Walker_AMT_2016_Figure 1.xlsx

    U.S. Environmental Protection Agency —

    Figure summarizes diurnal profiles of uncertainty in the chemical gradient and transfer velocity measurements from which fluxes are calculated. This dataset is...
10 datasets found

You can also access this registry using the API (see API Docs).

Didn't find what you're looking for? Suggest a dataset here.