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Dishwashers: Clean Up on Savings
Let’s Dish: Efficiency Basics
Ready to save water and save energy? According American Council for an Energy-Efficient Economy (ACEEE), 60% of energy used by dishwashers is just to heat the water, so machines with better water efficiency also save energy. Surprisingly, hand-washing dishes won’t produce the annual savings you get from an energy-efficient dishwasher.
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1Goorskey, Sarah, Wang, K., Smith, A. (2004). Home Energy Briefs: #6 Cleaning Appliances. Snowmass, CO: Rocky Mountain Institute. Retrieved October 4, 2012, from http://www.rmi.org/rmi/pid217 (p. 4).
2This assumes an electricity rate of $0.17/kWh, Calculated using the kWh savings from Rocky Mountain Institute's Home Energy Briefs #6 Cleaning Appliances.
3ENERGY STAR®. (2011). FAQ: How much water do ENERGY STAR dishwashers use? Is there a water-efficiency metric (“water factor”) for ENERGY STAR dishwashers like there is for ENERGY STAR qualified clothes washers. Retrieved October 9, 2012, from http://energystar.supportportal.com/ics/support/kbanswer.asp?deptID=23018&task=knowledge&questionID=17719
4ENERGY STAR®. Dishwashers for Consumers: Overview. Retrieved October 9, 2012, from http://www.energystar.gov/index.cfm?fuseaction=find_a_product.showProductGroup&pgw_code=DW
This program is funded by California utility customers and administered by Southern California Edison under the auspices of the California Public Utilities Commission.