definitely varies by region according to cost from local utility and solar efficacy. - SoCal Edison is $0.23 / kWh. https://www.sce.com/residential/rates/Stan

definitely varies by region according to cost from local utility and solar efficacy. - SoCal Edison is $0.23 / kWh. https://www.sce.com/residential/rates/Standard-Residential-Rate-Plan https://www.sce.com/residential/rates/Standard-Residential-R... - Entergy Arkansas is $0.074 / kWh. https://cdn.entergy-arkansas.com/userfiles/content/price/tariffs/eal_rs.pdf https://cdn.entergy-arkansas.com/userfiles/content/price/tar...