All training was cancelled in the river last week and the men's individual race had to be delayed by 24 hours because of pollution problems.
Organisers previously said they were confident water quality would improve in time for the race after heavy rains last Friday and Saturday dirtied the river.
All training was cancelled in the river last week and the men's individual race had to be delayed by 24 hours because of pollution problems.
Organisers previously said they were confident water quality would improve in time for the race after heavy rains last Friday and Saturday dirtied the river.