Water police

Washing face or hands: 2 litres
Taking a shower (standard shower head) 10 minutes: 100 litres
Taking a shower (low-flow shower head) 10 minutes : 50 litres
Taking a bath: 80 litres
Brushing teeth (water running): 4 litres
Brushing teeth (water turned off): 1 litre
Flushing the toilet (standard-flow toilet): 10 litres
Flushing the toilet (dual flush toilet): 3 litres
Getting a drink: half a litre
Washing dishes by hand: 20 litres
Running a dishwasher: 30 litres
Doing a load of laundry: 60 litres
Watering lawn: 600 litres
Washing car: 100 litres