Levels are 16% lower than average for this time of year
Reservoir levels on the Isle of Man have fallen further over the last seven days.
Manx Utilities' four reservoirs are at 66% capacity, down from 68% a week ago.
The largest reservoir in Sulby stands at 65%, while Kerrowdhoo has dropped by 7% to 54%.
The overall level is 16% lower than average for this time of year.