Washington DC — interactive flood sim
Potomac + Anacostia · 2D shallow water, computed live on
your
GPU
sim time
— s
sim speed
—
peak depth
— m
volume
— m³
total inflow
— m³/s
grid
—
frame rate
— fps
USGS data
fetching…
simulated water depth
terrain (true vertical scale)
Potomac @ Little Falls:
3000 m³/s
Anacostia NW @ Brentwood:
400 m³/s
Anacostia NE @ Riverdale:
400 m³/s
Rock Creek:
50 m³/s
Sim speed:
8 steps/frame
Sun elevation:
28°
Water opacity:
0.85
City buildings
Satellite imagery
Pause
Reset
100-yr Flood
☰ Controls
drag
pan ·
right-drag
rotate ·
scroll
zoom to cursor
arrows
move ·
shift+click
/
double-tap
rain
DEM: USGS · imagery: Esri · buildings: © OSM · flows/stage: USGS NWIS
loading terrain…