Flow magnitude
Seasonal deviation
Overlays
✓
Flow stations
✓
Vigicrues
Very high flow
High
Normal
Low
Very low flow
Type
✓
Barrages 5.7k
✓
Seuils 25.5k
✓
Buses / ponts 7.6k
Status
Zoom ≥ 9 to see obstacles. Click a dot or river segment for details.
Overlays
✓
Existing hydro power plants
Power class
Negligible
< 50 kW
Micro
50–500 kW
Small
0.5–5 MW
Medium
5–50 MW
Large
> 50 MW
Rivers colored by Strahler order as power proxy. Click a segment for estimated kW.
WFD ecological status data coming soon.