Energy Star rated washing machines use less energy and water than regular washers.
Make sure to check for the energy efficient Energy Star rated models.
Toilet flushing is the largest indoor use of water in single-family homes. Recent advancements have allowed toilets to use 4.8 litres per flush or less while maintaining equal or superior performance. Look to replace old, inefficient toilets with WaterSense labelled models.
Efficient showerheads are available in many styles. Water efficient showerheads reduce hot water requirements - and as a result - reduce the cost of heating water.
Install low-flow aerators on faucets.
Many automatic irrigation systems are controlled with a timer. You can also invest in an inexpensive moisture sensor, ensuring the system doesn't operate unless watering is actually needed.