May 20, 2020
ON-010D Colorado Groundwater Atlas (Data) – v20200520
This data package is comprised of GIS data as of 20 May 2020 as well as all tables and figures…
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Much of the CGS website is under heavy re-construction and will be for some time. The Publications area is working normally, but there is a lot of content from our original site that was in desperate need of updating. Please bear with us as we gather new information and rewrite hundreds of pages of material, gather and properly caption high-resolution images and otherwise bring you some very cool new and archival material never before seen! Stay in touch by subscribing to the >RockTalk< blog where we will announce new items periodically.
January 23, 2018
OF-17-01 Geology and Groundwater Resources of Mesa County, Colorado
This report provides a regional overview with the general public in mind: it also contains detailed background that will benefit…
January 23, 2016
OF-16-04 Geology and Groundwater Resources of Chaffee County, Colorado
This report provides a regional overview with the general public in mind: it also contains detailed background that will benefit…
January 23, 2015
OF-15-10 Geology and Groundwater Resources of Douglas County, Colorado
This report provides a regional overview with the general public in mind: it also contains detailed background that will benefit…
January 23, 2015
OF-15-11 Geology and Groundwater Resources of Park County, Colorado
This report provides a regional overview with the general public in mind: it also contains detailed background that will benefit…
January 20, 2015
PO-04 Poster – Water and Contamination in Colorado
This full-color 36″ X 24″ display poster illustrates how human-caused and natural water contamination occurs and how it affects Colorado’s…
October 17, 2014
OF-14-09 Geologic Map of the Whitewater Quadrangle, Mesa County, Colorado
The purpose of this geologic map is to describe the geology, mineral and ground-water resource potential, and geologic hazards of…
April 29, 2014
OF-14-13 Geologic hazards derivative map of the Whitewater quadrangle, Mesa County, Colorado
This map is a derivative map created from information compiled on OF-14-09 Geologic Map of the Whitewater Quadrangle, Mesa…
May 1, 2011
WAT-2011-02 – Geologic Model of the Purgatoire River Watershed within the Raton Basin, Colorado
A report prepared for the Colorado Water Conservation Board (CWCB). 54 pages. Digital PDF download. WAT-2011-02D From the Introduction The…
March 19, 2011
OF-11-03 Cross-sections of the Fresh-water-bearing Strata of the Denver Basin between Greeley and Colorado Springs, Colorado
The purpose of this publication is to provide graphic representation of the stratigraphic and structural relationships of the strata that…
March 1, 2011
WAT-2011-01 – El Paso County Groundwater Quality Study: Phase 1
An initial study of groundwater resources in El Paso County, Colorado. 139 pages. Digital PDF download. WAT-2005-01D From the Executive…
January 20, 2011
OF-11-03 Cross-sections of the Fresh-water-bearing Strata of the Denver Basin between Greeley and Colorado Springs, Colorado
The purpose of this publication is to provide graphic representation of the stratigraphic and structural relationships of the strata that…
January 2, 2010
OF-10-03 Geologic Map of the Severy Creek Watershed, Teller and El Paso Counties, Colorado
The purpose of the study was to map the bedrock and surficial geology, and determine the relative age of the units…
July 15, 2009
OF-09-11 Managing Stormwater to Protect Water Resources in Mountainous Regions of Colorado
The purpose of the study was to provide the public with a useful guide to the issues surrounding stormwater runoff and…
September 2, 2005
WAT-2005-01 – Turkey Creek Watershed Case Study
A detailed study of nonpoint source (NPS) pollution in the Turkey Creek Watershed in Jefferson County, Colorado. 77 pages. Digital…
January 20, 2005
OF-05-01 Mine Site History and Watershed Characterization of the Cinnamon Gulch Area, Dillon Ranger District, White River National Forest, Summit County, Colorado
This publication describes the history, geology and environmental setting of several mines in the Cinnamon Gulch area and characterized constituent…
July 20, 2004
EG-13 Artificial Recharge of Ground Water in Colorado: A Statewide Assessment
Ground water aquifers can be used as reservoirs to provide increased water storage capacity in Colorado through an intentional, engineered…
March 20, 2003
IS-66 Directory of Colorado Water Quality Data
This publication is a compendium of organizations that collect water quality data in Colorado. Includes organizational contact, geographic coverage, activities…
February 10, 2003
SP-53 Ground Water Atlas of Colorado
ED: Note that this Atlas is superseded by our current ON-010 Colorado Groundwater Atlas—a fully online…
October 1, 2002
RockTalk: Ground Water in Colorado
This edition of RockTalk is an introduction to aquifers, groundwater, and water quality in Colorado. Digital PDF download. RT-05-04D From…
October 17, 2001
FT-01-02 The San Juan Mountains of Southwest Colorado: Geology, Water Quality, Mine Remediation, and Avalanche Hazards - Field Trip Guidebook
This field trip guide accompanied the 2001 Durango GeoConference “Geology and Land Use Issues in Southwestern Colorado”, put on by…
October 9, 2000
FT-00-02 Geology, Water Quality, and Avalanche Hazards of the Ouray – Silverton Area, Southwest Colorado: Field Trip Guidebook
This field trip guide was part of the October 2000 Earth Science Week. PDF download. FT-00-02D…
May 10, 2000
OF-00-16 Naturally Degraded Surface Waters Associated with Hydrothermally Altered Terrane in Colorado
This study (now superseded by publication B-54) describes the water quality of several areas in Colorado…
April 1, 2000
RockTalk: Water Quality in Colorado
This edition of RockTalk discusses the ways in which geology can determine water quality. Digital PDF download. RT-03-02D Excerpt from…
December 13, 1999
IS-49 Reconnaissance Field Investigation of Surface-Water Specific Conductance in the Snowmass-Glenwood Springs Area, West-Central Colorado
Addresses salinity in the Roaring Fork River Basin, Snowmass-Glenwood Springs Area. Data suggests that dissolution of evaporitic rocks in regional…
March 20, 1999
IS-48 Colorado Water Quality Database from the Environmental Protection Agency’s STORET Database
Contains all ambient water-quality data for Colorado contained in the EPA’s nationwide Storage and Retrieval (STORET) database through January 1998.
January 20, 1999
OF-99-09 Directory of Colorado Water Quality Data
Compendium of organizations that collect water quality data in Colorado. Includes organizational contact, geographic coverage, media type (ground water and/or…
March 20, 1993
IS-37 Water Resources Beneath State Lands in Part of T. 16 S., R. 63 W., Black Squirrel Creek Basin, El Paso County, Colorado
Describes project area in Black Squirrel Creek Basin, El Paso County; drilling and surveying program; geologic setting; water resources; and…
January 20, 1986
SP-29 Water Resources of Upper Crow Creek, Colorado
Evaluation of geology and water resources of Upper Crow Creek area in northern Weld County. Includes surface geology, aquifer, structural…
January 2, 1985
MI-20 Ground Water Issues and Answers
Produced by the American Institute of Professional Geologists (AIPG), the purpose of this publication was to…