National Averages for Single-Family Households of Four People

• Lawn watering accounts for nearly half of the water used by most homes
• Residential landscapes are over-watered as much as 20-40%
• The toilet consumes 25% of all water used by the homeowner
• A small faucet leak (80 drips per minute) wastes 7 gallons of water per day
• An automatic clothes washer uses 30-35 gallons of water for each cycle
• A shower uses up to 8 gallons per minute
• A bathtub uses 25 to 30 gallons
• A dishwasher uses 10 to 20 gallons per load
• A toilet uses up to 6 gallons per flush
• Kitchen and bathroom faucets use up to 5 gallons per minute
• A half-inch garden hose uses up to 500 gallons per hour

(Source: California Department of Resources)