# 4km Canada/Mexico spatial surrogates for 2016\_beta platform?

**URL:** <https://forum.cmascenter.org/t/4km-canada-mexico-spatial-surrogates-for-2016-beta-platform/896>\
**Category:** SMOKE\
**Created:** [August 29, 2019, 10:59pm UTC](https://forum.cmascenter.org/t/4km-canada-mexico-spatial-surrogates-for-2016-beta-platform/896 "2019-08-29T22:59:48Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jschnell](https://avatars.discourse-cdn.com/v4/letter/j/5f9b8f/32.png) [@jschnell](https://forum.cmascenter.org/u/jschnell)\
**Post date:** [August 29, 2019, 10:59pm UTC](https://forum.cmascenter.org/t/4km-canada-mexico-spatial-surrogates-for-2016-beta-platform/896/1 "2019-08-29T22:59:48Z")

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It looks like the 2016 beta platform surrogate codes for Canada/Mexico are more expansive than the alpha platform, but are only provided for 12 km - Will the new 4km surrogates be posted to the ftp site? Thanks!

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**Author:** ![eyth.alison](https://avatars.discourse-cdn.com/v4/letter/e/7ab992/32.png) [@eyth.alison](https://forum.cmascenter.org/u/eyth.alison)\
**Post date:** [August 30, 2019, 4:52pm UTC](https://forum.cmascenter.org/t/4km-canada-mexico-spatial-surrogates-for-2016-beta-platform/896/2 "2019-08-30T16:52:19Z")

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Hi, we will post the 4km surrogates for Canada and Mexico here either later today or Tuesday after Labor Day:

ftp://newftp.epa.gov/Air/emismod/2016/beta/spatial\_surrogates/