Valero will increase fuel imports to California following its scheduled closure of the Benicia refinery, the company said this week in an update. The Benicia refinery is due to shut down in April this year as California energy policies made the continued operation of the facility problematic. Last year, the refiner reported a combined pre-tax impairment charge of $1.1 billion for its California operations. The impairment was recorded for the Benicia and Wilmington refineries. “We understand the impact that this may have on our employees,…