Many factors affect the actual performance of a water heater. This represents our closest approximation of your likely experience with this water heater in Los Angeles, CA, but actual performance may vary depending on factors beyond our ability to control or estimate. To view or adjust our assumptions of the most common factors that impact this product’s performance in Los Angeles, CA, please view the高级设置. *Annual energy costs are estimated from the energy efficiency of each water heater, your household’s estimated water usage & set temperature, the average groundwater temperature for your location, and residential energy prices as reported by the Department of Energy.