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National Water and Climate Center

Interactive Map Announcements and Release Notes


December 2017: Release 4.0 of the Interactive Map is now available. This release provides support for mobile devices and laptops. Feature Overview.

Release Notes

Version 4.0

  • Provides support for mobile devices and laptops. Feature Overview.
  • Multiple defect fixes.

Version 3.0

  • New Elements: 
    • Snow Water Equivalent, Snow Depth and Reservoir deltas. 
    • Snow Water Equivalent and Snow Depth Water Year Peak and Date of Water Year Peak. 
    • Snow Density and Snow Density Delta. 
    • Streamflow Volume Forecasts for any publication date and target period.
  • Basin Mode: 
    • Calculates a basin value for Hydrologic Unit Code (HUC) 2, 4, 6, or 8 as long as at least three usable stations exist.  Usable is defined as a station within the basin, or designated as an outside station that is representative of the basin, has valid data for the date of interest, and has a normal.
  • Data Display Options:
    • User selectable legend scale.
    • User selectable Reference Period and minimum number of years needed for display.
  • Relative Date in URL: 
    • Allows users to create a link that will always show “current” conditions.