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Texas Natural Resources Information System
Latest News
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TNRIS Lidar Data Now Available for Download
TNRIS's extensive Lidar data, previously only available through ordering, is now available for download online.
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New 2017 Brazos County Aerial Imagery Now Available
High resolution (RGBIR) natural color and color infrared aerial orthoimagery are now available from TNRIS for Brazos County.
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Notes: Texas GIS Community Meeting 2nd Quarter 2017
Highlights from 2nd Quarter Meeting (2017) of the GIO.
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2014-2016 FEMA Lidar datasets for Texas
FEMA initiatives in Texas to capture high-quality lidar data for parts of the Rio Grande River, DeWitt County, and the Upper Clear Fork of the Brazos River.
Around the State
The Inaugural GIO Report
Learn Moreabout the GIO Report
GIS Training & Education
2017 Training Courses
Advance your professional GIS skills with our affordable courses.
Let us know if you have suggestions for courses that can be added to our program.
Providing the Highest Level of Geographic Data Services to the People of Texas
RDC
Research & Distribution
Let our hands-on team of data specialists assist you with physical map products and other datasets, many unavailable online.
Learn More about Research & Distribution
GIO
Geographic Information Office
TNRIS hosts the State of Texas’s Geographic Information Office (GIO), an inter-agency initiative to collaborate and facilitate the effective use of G.I.S. in state and local government.
Learn More about the Geographic Information OfficeTexas GIS Forum
Our annual gathering of the Texas GIS community, showcasing the latest innovations and talent in the field.
Learn More about the Texas GIS Forum