# Generating NEI2020 CMAQ-ready emission data

**URL:** <https://forum.cmascenter.org/t/generating-nei2020-cmaq-ready-emission-data/5759>\
**Category:** Emissions Inventory\
**Tags:** smoke, cmaq\
**Created:** [April 23, 2025, 8:20am UTC](https://forum.cmascenter.org/t/generating-nei2020-cmaq-ready-emission-data/5759 "2025-04-23T08:20:22Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![hogrefe.christian](https://avatars.discourse-cdn.com/v4/letter/h/74df32/32.png) [@hogrefe.christian](https://forum.cmascenter.org/u/hogrefe.christian)\
**Post date:** [April 28, 2025, 11:25am UTC](https://forum.cmascenter.org/t/generating-nei2020-cmaq-ready-emission-data/5759/5 "2025-04-28T11:25:07Z")

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Hello Lingyun,

@eyth.alison 's answers in [this thread](https://forum.cmascenter.org/t/how-to-generate-smk-merge-dates-for-2020/2995/5) should be helpful.

Christian

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