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Continuous Operation Reference Station (CORS)

In cooperation with the Southwest Chapter of Professional Land Surveyors of Colorado 

Location: Durango, Colorado 

  • Trimble NETR9 / Zephyr 2 Geodetic 2 RoHS / Trimble Pivot Platform
  • L1/L2 APC - datum: NAD83(2011)
  • latitude: 37° 09' 10.48965" N
  • longitude: 107° 45' 21.87666" W
  • HAE:2018.947m
  • APC NAVD88 orthometric height = XXXX.xxx

RINEX hourly files 24hrs / 7days

GPS specs: 1 second intervals / 5° Elev. mask / 99.0 PDOP mask

GPS antenna situated on top of a building roof with image looking out on mountains and a green valley with a blue sky.

RINEX index and general download directions

For more information including login/password for the RINEX files, contact the CORS administrator at 970-244-1826 or trent.howell@mesacounty.us.

Disclaimer and Limitation of Liability

Mesa County, Colorado, shall in no event be liable or responsible for any lost profits or any damages of any kind, including but not limited to special, indirect, or consequential damages arising out of or in connection with the use or the inability to use the data hereon or the services provided. Mesa County provides this data and its services as a convenience to its customers. Furthermore, Mesa County reserves the right to change, revise, or otherwise discontinue published data and these services at any time without further notice.