Earth Observation Group

Utilizing cutting edge satellite technology and data to inform stakeholders on issues related to oil and gas, power outages, forest fires, and fishing.

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The Earth Observation Group (EOG) specializes in nighttime observations of lights and combustion sources worldwide. The group started working with Defense Meteorological Satellite Program (DMSP) data in 1994 and has produced a time series of annual cloud-free composites of nighttime lights. EOG’s current focus is on deriving products from nighttime Visible Infrared Imaging Radiometer Suite (VIIRS) data.

State of Colorado experiences worst wildfire season in 2020

by Chris Elvidge and Feng Chi Hsu (map by Elijah Mt. Castle) 2020 was the worst fire season on record for the State of Colorado. The Cameron Peak Fire, rated as the state's largest, broke records by consuming 208,663 acres, forced evacuation of over 20,000 residents,...

VIIRS Boat Detection Data (VBD)

By Chris Elvidge The Colorado School of Mines' Earth Observation Group produces global fishing boat detection data in near-real time from low light imaging data collected by the NASA / NOAA Visible Infrared Imaging Radiometer Suite (VIIRS).  The detections are...

Iranian navy warship fire detected by VIIRS Nightfire

By Tamara Sparks An Iranian navy warship that caught fire in the early hours of June 2 and sank near the port of Jask was detected by EOG’s VIIRS Nightfire (VNF) product. VNF detected a fire at 2:02 local time with the NOAA-20 satellite VIIRS instrument in two...

Multiple Wildfires in Manitoba Contained

By Elijah Mt. Castle The Canadian province of Manitoba has been experiencing multiple wildfires over the last couple of weeks. Dry conditions are to blame for the fires. As of May 14th, all blazes have been contained. The most recent wildfire sparked the 13th and grew...

Earth Day 2021

By Elijah Mt. Castle Earth Day is an international day of environmental protection. Started on April 22, 1970 Earth Day is now observed in over 193 countries. Earth Day was first proposed at the 1969 United Nations Educational, Scientific and Cultural Organization...

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SPECIAL STUDIES

Global Gas Flare Observed From Space

With VIIRS Nightfire (VNF), EOG continues to monitor each and every single one gas flares around the world. Annual summary of global gas flare activities is also compiled. Learn more

Looking for older dataset produced with DMSP? Learn more

VIIRS Lumen Watch

A quick and comprehensive way to monitor an area of interest with Nighttime Light. Especially useful to monitor the trend and incidents of power supply. See our demo for Rohingya Refugee Camp near the border of Bangladesh and Myanmar. Demo

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