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Statewide Emissions Inventories

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The annual emissions inventory is one means used by the state to assess the level of pollutants released into the air from various sources.

Inventory Data

The data posted on this site will include only the latest version of the 2017 Emissions Inventory. This webpage should not be used as a reference for past versions of the Inventory and users wanting a record of data used in their analysis should archive and document those inventories to meet their own archival needs. Users should not assume that the data posted on this site will stay the same as the data they use at any given point in time.


Area Summary

Non-Road Mobile Summary

Oil and Gas

On-Road Mobile Summaries

Point Source Summary

Inventory Visuals

Inventory Staff continuously creates new visuals to represent the data. The following are some that have already been created. If you have ideas for visuals you would like us to create, please email

County Graphs