The third quarter 2018 Market Issues and Performance Report includes coverage of market performance in both the day-ahead and energy imbalance market. Highlights include price increases and record high day-ahead prices driven in part by high natural gas prices, particularly at the SoCal Citygate trading hub. Bid cost recovery payments increased to about $88 million, the highest amount in any quarter since 2011. Real-time imbalance offset charges increased to $79 million and costs for ancillary services increased to $77 million. Congestion revenue rights auction revenues were $41.5 million less than payments made in the third quarter to non-load-serving entities purchasing these rights.