Drop your model results
A HEC-RAS 2D plan file (.p01.hdf) or a UGRID NetCDF mesh (.nc), up to 2 GB, or MODFLOW heads (.hds with its .dis or .dis.grb, and the .nam that places it). They stay in your browser. No model at hand? Tools, Open model results, has two samples.
What if
River reach
Replay
A flood
Route a flood
River reach
Down GEOGLOWS's own network, reach by reach
Drop a well
Drawdown cone
Theis, several wells added; drag a well to move it
Click the map where a well pumps, and its cone is drawn round it.
Theis (1935), wells added. Checked against Fetter's worked example and USGS PP 708.
Method, assumptions, defaults
Defaults: 1000 m³/day, T 500 m²/day, S 1e-4, 30 days.
Change land use
Draw the area
SCS curve number (TR-55): runoff and peak, now and after
Method, sources and licences
Draw a storm
Draw the storm's area
Its runoff routed down GEOGLOWS's own network
Draw a reservoir
Draw the lake across a river
Level-pool routing at the dam, then on down the river
Paint this view
One question, every gauge in view
The key, the counts and the downloads (figure, table, methods) are in the legend, under Painted. Click a dot for its gauge.
Click a gauge, a river or anywhere on the map