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# Interior Region 7 • Upper Colorado Basin

Encompassing all or parts of Arizona, Colorado, Idaho, Nevada, New Mexico, Texas, Utah and Wyoming

              - Reclamation
              - Upper Colorado Basin
              - Water Operations

Upper Colorado Basin              - Upper Colorado News
              - About Us
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              - Environmental Documents
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              - Contact Us

### Updated – Colorado River Basin

# Water Operations

### Reservoir Data

***HydroData***        This is Reclamation's new hydrologic database access portal. We encourage everyone to take a look at our new and improved access portal and begin plans to transition to this improved data delivery source.

Reservoir Data*(storage, inflow, releases, elevation & more)*Gage Data*(flow, flow volume & side inflows.)*

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***Data Retrieval**(apps nearing end of life)*40-Day Data

### Current Conditions

***System Overview***HydroData Basin Maps*(current reservoir capacity & current and historical snow and precipitation charts)*Weekly Hydrology Summary **Link is to a PDF file

***Storage***Teacup Diagrams

***Seasonal Notices***        The Snowpack Conditions Map has been decommissioned to see current and historical snowfall data please visit the HydroData Basin Maps link above.

### Reports and Studies

***Reports***24-Month StudyMonthly Summary ReportsAnnual Operating PlansConsumptive Use and Loss Reports

***Studies***5-Year Probabilistic ProjectionsColorado River System Projections OverviewColorado River Basin Water Supply & Demand StudyClimate Research & Development in the Colorado River BasinColorado River Basin Natural Flow & Salt Data

***Legislation and Guidance***Colorado River Basin Drought Contingency PlansDRO Summary SheetColorado River Interim GuidelinesLaw of the River2017 Glen Canyon Operating Criteria **Link is to a PDF file

### Operational Data

***Upper Colorado River***Aspinall UnitFlaming GorgeFontenelleNavajoGlen Canyon

***Working Group Information***Aspinall Working GroupFlaming Gorge Working GroupFlaming Gorge Technical Working GroupFontenelle Working GroupNavajo Dam Technical Working GroupGlen Canyon Dam Adaptive Management Program

***Other Operational Data***Lower Colorado River BasinColorado River Basin Research-to-Operations ProgramAlbuquerque Water Operations

### General Info & Links

***United States Geological Survey Data***USGS Water Data **USGS Water Alert **

***Climate & Weather Data***Colorado Basin River Forecast Center **Natural Resources Conservation Service Snow/Precipitation Data **National Oceanic and Atmospheric Administration’s National Integrated Drought Information System **

***State Engineer's Offices***Colorado Division of Water Resources **New Mexico Office of the State Engineer **Utah Division of Water Resources **Wyoming State Engineer's Office**

***Other Resources***Roster of Water User Organizations

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## Contact us

Please contact the Operations Group via e-mail at ** ResourceMgr@usbr.gov for additional questions or information.

*Last Updated: 9/18/23*

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