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Data Quality Review Checklist

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How the ORNL DAAC Reviews your Submission

ORNL DAAC staff will review the submitted data using the following checklist as an outline. Please use our Data Provider Documentation Template to ensure you provide all the required information before we begin this process. If any questions arise, we will email the point of contact provided on your submission request form. Your prompt response is important as we work to get your data published.

File Structure

  • Check file integrity (e.g., checksum, file size, corruption)
  • File organization is consistent and appropriate
  • File are in a stable, well-documented format and can be opened with multiple applications
  • Filenames are descriptive and consistent
  • File header information is complete and consistent with documentation
  • File properties (e.g., dimensions, grid size) are appropriate for the format


  • Data descriptions match the submission
  • Data are clearly described
  • Dimensions, variables, and attributes are well defined and follow standards
  • Application of the data is described
  • Methods, calibrations, and algorithms are detailed
  • Quality assessment and controls are described
  • Known issues and data limitations are clearly described
  • Statements have in-text citations that match the list of references
  • Research paper, preprint, or manuscript describing the data is provided

Data Values

  • Value ranges and extremes are valid
  • Units are appropriate and defined
  • Data can be visualize using a plot or map
  • Coded field, data flags, and missing values are defined
  • Accuracy and precision is reasonable

Spatial Information

  • Spatial coverage and resolution are persistent and as described
  • Coordinate system is well-defined, including spatial extent, spatial resolution, boundary, and scale
  • Map projections are appropriate and well-defined
  • Values of longitude variable go from west (-180) to east (180) and latitude variable go from south (-90) to north (90)

Temporal Information

  • Temporal coverage and resolution are persistent and as described
  • Uses the ISO standard date and time formats
  • Attributes related to date and time are complete and include a calendar, units, and bounds