Here you will find web sites to help students and researchers to locate water resource data, calculation tables, conversion tables, maps, and graphics on the Colorado.

Visit our graphics section

Write us to report a problem or add data sources.

____________________________________________________

• Reclamation's instrument data from 1906 to 2004
• US Geological Survey's instrument data starting in 1896

• Discharge, sediment and water quality at Lee's Ferry gage

• Discharge, sediment and water quality at Phanton Ranch gage

PALEO STREAMFLOW DATA

• Stockton & Jacoby
• Michaelsen
• Hidalgo
• Woodhouse
• Meko 762-2005

RESERVOIR DATA

• Elevation Storage and Surface Area Relationships
• Evaporation Coefficients
• Flow below Hoover Dam

HISTORIC TEMPERATURE DATA

• Historic Temperature Data

ADDITIONAL INFORMATION

• 1965 - Tipton Report: Streamflow study for the Upper Colorado River Commission

_______________________________________________________________________________

DASHBOARDS

• Utah Hazard Planning Dashboard

• Drought in the Colorado River (interactive). DOI.
• WaDE Central Portal (Beta). Western States Water Council.
• Climate Change Portals. Aspen Global Change Institute.

WIKIS

• Colorado River Science

AGENCIES AND INSTITUTIONS

Bureau of Land Management

• geographic data base

Bureau of Reclamation

• Natural Flow Data 1906 to 2017. Updated: March, 2019. Reclamation.
• CRSS data for Flaming Gorge Dam. Spreadsheet. Reclamation.
• Colorado River Basin Supply and Demand Summary. Reclamation
• Glossary. USBR website.
• Research resources. USBR website.
• Lower basin water operations. USBR website.
• Upper basin reservoir data. USBR website.
• Upper basin operational data. USBR website.
• 24-month studies. USBR website.
• Upper Basin reservoir capacity as "tea cups". USBR website.
• Snowpack conditions. USBR website.
• Upper basin snowpack map (seasonal). USBR website.
• Water surface elevation to storage content and surface area @ Lakes Mead & Powell. Excel Spreadsheet.
• Evaporation coefficients @ Lakes Mead & Powell. Excel Spreadsheet.
• Evaporation At Lake Powell. Reclamation.
• Evaporation in Arizona.
• bank storage @ Lake Powell. Excel Spreadsheet.
• flow below Hoover Dam. Excel Spreadsheet.
• Consumption for both basins and Mexico, 1906 to 2005.
• Hydropower at Glen Canyon Dam. Harpman.

• Reservoir Conditions
  

Central Intelligence Agency

• world facts

Climate

• Downscaled CMIP3 & 5 Climate and Hydrology Projections
• Guidelines for Constructing Climate Scenarios. Mote. 
• Drought Impact Reporter

Conversion tables

• units
• hydrologic
• percent
• Convert gallons to acre-feet and cfs

Department of Energy

• Statistics and analysis

Dictionary

• Datasegment

Federal Register

• GPO
• public archive

Inventory

• rivers, dams, reservoirs, hydropower

National Agriculture Imagery Program

• aerial photography

National Biological Information Infrastructure

• Home page

Natural Resources Conservation Service

• data gateway
• Snowpack GIS
• Snowpack of western region
• Snowpack of Colorado River Basin
• FTP site

National Forest Service

• geodata

National Oceanic and Atmospheric Administration

• Library Collections: Weather and Climate
• USA Billion Dollar Weather & Climate Disasters: Data, Trends, Accuracy, Biases
• Colorado River Basin annual average temperature
• Colorado Basin Forecast Center
• Diagnostics Center
• NOAA Climate Services
• Archive of Palmer Drought Severity Index
• Cold & Warm Episodes by Season

National Park Service

• GIS data
• Water Quality

PRISM - Oregon State University

• Climate data
  

SCRIPPS

• Atmospheric Oxygen
• Atmospheric Carbon

Tree-ring data

• TreeFlow Data Base: Upper Colorado River
• Stockton and Jacoby
• Hugo Hidalgo
• David Meko
• J. Michaelsen
• Connie Woodhouse
• Tree-ring record by century & in million acre-feet from David Meko (data): 8th (partial); 9th; 10th; 11th; 12th (MegaDrought); 13th; 14th; 15th; 16th; 17th; 18th; 19th; 20th;

US Census Bureau

• Statistical Abstract

US Geological Survey

• National water use data
• maps, aerial photos, satellite imagery
• real-time water data for the nation
• mean annual flow in cfs of Colorado, Green, San Juan & San Rafael
• mean annual flow in maf of Colorado, Green and San Juan
• mean annual and monthly flow at Lees Ferry in cfs
• mean annual flow in maf at Lee's Ferry since 1963
• monthly annual flow in cfs of Colorado, Green & San Juan
• Nonindigenous Aquatic Species
• dataset for Grand Canyon research and monitoring
• photographic library
• Monitoring dust events in the Southwest
• Cisco (Utah) streamflow October 1913 to September 1995
• Green River (Utah) streamflow October 1894 to September 1995
• Dolores River (Colorado) streamflow October 1895 to September 1995
• San Juan River (Utah) streamflow October 1914 to September 1995
• Yampa River (Colorado) streamflow October 1915 to September 1995

UNIVERSITY

• Terrestrial Water Storage Dynamics. University of Arizona.
• Links: Data and Tools
• Earth Stat

WESTERN REGIONAL CLIMATE CENTER

• Climate data
• Current observations and forecasts
• Climate Archive

WESTERN WATER ASSESSMENT

• Recent conditions, notes and data

OTHER

• CROSS. An open source river simulator to determine your own analysis of what the Colorado River system of reservoirs will look like in a future.
• The Open Society Foundation
• Water Wiki
• Water Resources Data System Library. University of Wyoming

###