bubbling river with a large current at flood time.

river flood current water large bubbling powerful flow floodtime nature danger surge overflow bank wet disaster floodwater environment flooding rapid stream riverbank floodstage rush floodplain torrent waterlevel intense swelling churning overflowed banks rivercurrent riverflow rain stormwater floodcontrol naturaldisaster emergency naturepower fast waterforce naturalphenomenon floodrisk environmentaldanger storm riverbed streamflow rainwater highwater