The NAtChem Data

This section provides access to the NAtChem databases.

Publications using data, maps or other products provided by the NAtChem Database are requested to include an acknowledgements of, and citations to, the NAtChem Database and its contributing agencies/organizations.

For Particulate Matter, Precipitation, and Toxics Data:

Please send a Data Request Email.

For Special Studies, Greenhouses Gases, and Aerosols Data:

Data Access Page

If you need help to prepare data:

Please send a Data Request Email.

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