The analysis, conducted by Navigant Consulting found that in homes with natural gas appliances, swapping those appliances for all electric alternatives would cost the average household in Southern California more than $7,200 to upgrade wiring and electrical panels and purchase new appliances. This, along with higher electricity bills, could increase energy costs up to $877 per household each year. Across Southern California’s 7 million single-family homes, the total cost increase is $4.3 to $6.1 billion per year.
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