Map
Drought · US Drought Monitor
D0
D1
D2
D3
D4
abnormally dry → exceptional
Streamflow & map features
within normal
below median
critically low
active call
fire perimeter
reservoir
SNOTEL (snowpack)
water divisions
state line
tribal lands
Compact states
Color = flow percentile vs 30-yr median for today's date. Overlays (SWE · flood · NWS alerts) toggle in Layers.
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