You can also use these figures to manually work out your water consumption if you do not have the Macromedia Flash plug-in and cannot access the full version of the water calculator.
| WATER CALCULATOR | ||
| Appliance | Consumption | Source |
| BATHROOM | ||
| Shower | 7 litres/min | Waterwise |
| Power shower | 12 litres/min | Waterwise |
| Bath | 80 litres | Waterwise |
| Toilet |
6 litres/flush since 2001 4.5 litres/flush (average) dual flush models 7.5-9 litres/flush models before 2001 11-13 litres/flush very old models "Hippo" or other displacement device saves 1 litre/flush |
British Bathroom Manufacturers Association |
| Running tap | 6 litres/min | Thames Water |
| KITCHEN | ||
| Washing up | 10 litres (2x5 litre bowl) | Various |
| Dripping tap | 300 ml/hour at rate of 1 drip/second | Observation |
| Dishwasher |
15 litres/cycle if under 10 years old 25 litres/cycle if more than 10 years old |
Waterwise |
| Washing machine |
50 litres/cycle if under 10 years old 100 litres/cycle if more than 10 years old Half load uses 55% of water of full load |
Environment Agency |
| GARAGE & GARDEN | ||
| Hosepipe | 500 litres/hour | Waterwise |
| Watering can | 4 litres | Various |
| Bucket | 5 litres | Various |
| Pressure washer | 450 litres/hour | Various |
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