# About the DESID category

**URL:** <https://forum.cmascenter.org/t/about-the-desid-category/3936>\
**Category:** DESID\
**Created:** [February 21, 2023, 1:49pm UTC](https://forum.cmascenter.org/t/about-the-desid-category/3936 "2023-02-21T13:49:56Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![lizadams](https://avatars.discourse-cdn.com/v4/letter/l/49beb7/32.png) [@lizadams](https://forum.cmascenter.org/u/lizadams)\
**Post date:** [February 21, 2023, 1:49pm UTC](https://forum.cmascenter.org/t/about-the-desid-category/3936/1 "2023-02-21T13:49:56Z")

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Category for issues or questions related to utilizing the DESID Control namelists to perform some basic manipulation of their emission streams.

Additional resources:

Documentation for DESID:

> <https://github.com/USEPA/CMAQ/blob/main/DOCS/Users_Guide/CMAQ_UG_ch04_model_inputs.md#48-emissions-inputs>

Tutorial for using DESID is available here:

> <https://github.com/USEPA/CMAQ/blob/main/DOCS/Users_Guide/Tutorials/CMAQ_UG_tutorial_emissions.md>

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**Author:** ![lizadams](https://avatars.discourse-cdn.com/v4/letter/l/49beb7/32.png) [@lizadams](https://forum.cmascenter.org/u/lizadams)\
**Post date:** [March 14, 2023, 2:24pm UTC](https://forum.cmascenter.org/t/about-the-desid-category/3936/2 "2023-03-14T14:24:27Z")

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comment to avoid “where topics have zero replies”.