Water Supply & Reservoir Storage

Streamflow Forecasting

• Water Supply Outlook Reports  (Released monthly by state, current & historic reports available)

• Quick Glance Forecast Listing [Jan]  [Feb]  [Mar] [Apr] [MAY]

• Monthly News Release  [Jan]  [Feb]  [Mar] [Apr] [May]

• Colorado, Rio Grande & Arkansas Forecast Map 

• Western US Streamflow Forecast Maps  

• Western US Streamflow Forecast Tables

• Streamflow Forecast Probability Charts  (For selected stations in each state)

• Guide to Interpreting Streamflow Forecasts

Reservoir Storage

• Reservoir Inflow Forecast Map

• Current New Mexico Reservoir Storage Graphic

• Current Western US Reservoir Storage Graphic

• Historic Western US Reservoir Storage Graphics 

• Monthly Reservoir Reports  (Format types: BARE, BARS)

Surface Water Supply Index (SWSI)

• January
• February
• March
• April
• May

Last Modified: 05/19/2009