
Geology
May 10, 2022
Golden Rocks: The Geology and Mining History of Golden, Colorado
We’ve received the go ahead to help distribute this marvelous (and FREE!) 100+ page digital publication from the talented…
Geology
May 10, 2022
We’ve received the go ahead to help distribute this marvelous (and FREE!) 100+ page digital publication from the talented…
April 26, 2022
A detailed volume—written for the general public—that explores many fascinating features of the human and geological history of the town…
Geology
April 21, 2022
Our collaborators and friends up in Boulder at the Geological Society of America (GSA) are making…
Geology
April 11, 2022
Small but significant areas of Colorado are underlain by bedrock that is composed of evaporative…
Geology
April 8, 2022
One of our favorite online feeds is from the NASA Earth Observatory along with their…
Hazards
March 25, 2022
Early History The Colorado School of Mines first acquired and installed a single three-component seismograph in the…
Geology
March 21, 2022
This RMPBS/Colorado Experience video explores the vibrant mining history of Creede, Colorado.
Geology
March 15, 2022
OF-20-11 Alkaline Complexes of the Wet Mountains Area, Colorado: A Geological Summary, Bibliography, and Data Compilation…
General
March 9, 2022
By Matthew Morgan, Deputy Director, Colorado Geological Survey and Gary Curtiss, Lakewood geologist and meteorite collector A…
February 22, 2022
The dataset and map produced during this project is a reconnaissance survey of aggregate resources in Elbert County and was…
February 22, 2022
The dataset and map produced during this project is a reconnaissance survey of aggregate resources in Elbert County and was…
General
February 21, 2022
We just found out about this year’s Cumbres & Toltec Geology Train adventures in southwest Colorado and northwest New Mexico.
February 16, 2022
This illustrated road log is intended to accompany participants on the annual Geotrain excursions offered by the…
February 15, 2022
This GIS map contains the most current information for this project. It presently includes Larimer, Boulder, Jefferson, Douglas, and El…
February 8, 2022
This CGS report examines geologic sources of elevated uranium (U) concentrations present in surface water and groundwater in the section…
February 8, 2022
This GIS map contains the most current information for this project. GIS data is currently not available for download. (Note:…
Minerals
February 3, 2022
Every year, the CGS Minerals section prepares a comprehensive survey of the mineral and energy industries across the state. The…
Water
January 14, 2022
Stormwater runoff is excess water associated with a rain or snow storm event that flows over the…
December 13, 2021
Extending previous CGS mapping efforts along the Front Range region of the state, this publication describes the geology of this…
December 7, 2021
The purpose of this report is to describe the geology, geologic resources and geologic hazards of this 7.5-minute quadrangle located…
Energy
November 19, 2021
The CGS has long been involved in researching the characteristics of geothermal energy across the state,…
Hazards
October 14, 2021
The Great Colorado ShakeOut is an annual earthquake drill that takes place every October across…
August 18, 2021
The next edition of our annual Colorado Mineral and Energy Industry Activities report is ready for download. This edition is…
July 23, 2021
This CGS review, requested by Jefferson County Planning and Zoning, focuses on groundwater/aquifer quality and quantity issues, and provides comprehensive…
Hazards
June 23, 2021
Noting that we were getting hundreds of search hits on a previous version of an info-brochure that we originally published…
June 21, 2021
With the incidence of catastrophic wildfires increasing in many areas of Colorado, the US, and the world, we decided to…
Geology
June 3, 2021
For those of you who are subscribers to the CGS announcement list, we want to direct your attention to a…
Geology
April 26, 2021
The CGS actively participates in the STATEMAP portion of…
Geology
April 15, 2021
For those of you who are recent subscribers to the CGS mailing list, we wanted to direct your attention to…
April 8, 2021
The report extends information on three particular mineral deposits in the area comprising the Wet Mountains of…