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Browse or search the repository below for National Geospatial Program (NGP) news, announcements, events, project updates, and more.

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TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in ID

TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in ID

This challenge is now complete!!  Thank you to everyone who contributed!

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TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in WA & OR

TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in WA & OR

Summary results for this challenge are now available. Thank you to everyone who contributed!

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New Mapping Challenge! Schools in Arkansas

New Mapping Challenge! Schools in Arkansas

As we continue to prepare states for Topo production, here is another challenge for Arkansas schools!  Features participating in this challenge...

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New Mapping Challenge! City/Town Halls in Arkansas

New Mapping Challenge! City/Town Halls in Arkansas

TNMCorps mapping challenges are now transitioning to the southeast with a new challenge for city/town halls in Arkansas! 

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FINISHED!! TNMCorps Lightning Challenge for City / Town Hall Structures in ID

FINISHED!! TNMCorps Lightning Challenge for City / Town Hall Structures in ID

This Lightning Challenge is now complete!  

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FINISHED!! TNMCorps Mapping Challenge for City / Town Hall Structures in WA & OR

FINISHED!! TNMCorps Mapping Challenge for City / Town Hall Structures in WA & OR

This challenge is now closed!

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TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in UT, NM, & AZ

TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in UT, NM, & AZ

This challenge is now complete!!  Thank you to everyone who contributed!

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NEW TNMCorps Mapping Challenge for City / Town Halls in MT, ND, & SD!

NEW TNMCorps Mapping Challenge for City / Town Halls in MT, ND, & SD!

Here's another challenge for city/town halls in Montana, North Dakota, and South Dakota!

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NEW TNMCorps Lightning Challenge for City / Town Halls in Idaho!

NEW TNMCorps Lightning Challenge for City / Town Halls in Idaho!

Topo maps continue to be updated in the West, so here’s a new challenge for city/town halls in Idaho!

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TNMCorps Newsletter – January 2020

TNMCorps Newsletter – January 2020

The National Map Corps January 2020 Newsletter (Vol. 6, Issue 1) is now available.

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FINISHED!! TNMCorps Mapping Challenge for City / Town Hall Structures in UT, NM, & AZ

FINISHED!! TNMCorps Mapping Challenge for City / Town Hall Structures in UT, NM, & AZ

This challenge is now FINISHED!!  Thank you to everyone who participated!

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TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in MI

TNMCorps Mapping Challenge Summary Results for City / Town Hall Structures in MI

This challenge is now complete!!  Thank you to everyone who contributed!  Here is a time lapse of our volunteer contributions for this challenge:

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