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Try the next-generation Data Catalog at catalog-beta.data.gov and help shape it with your feedback.

129 datasets found
  • Federal

    Long-term trends in reactive N deposition in the U.S.

    U.S. Environmental Protection Agency —

    Data presented in this manuscript are publicly available per the links provided. These include the US EPA National Emissions Inventory, US EPA Clean Air Status and...
  • 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

    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_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...
  • 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

    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

    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

    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

    Deposition, critical loads, and exceedances for 1800-2025

    U.S. Environmental Protection Agency —

    This data includes gridded estimates of: (1) decadally averaged total N and S deposition for the conterminous US from 1800-2025, (2) critical loads from the National...
129 datasets found

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