We determined significant amounts of overtime were worked by employees at some gas plants. Specifically, we determined 69 percent (221,517 hours) of the 318,903 hours of overtime was performed at 7 of the 17 plants. The overtime worked at these 7 plants was the equivalent of 51 full-time employees. We also determined some employees worked significant amounts of overtime. For example, we found 51 instances during fiscal years 2018 and 2019 where employees worked over 1,000 hours of overtime and 2 of these employees had nearly 2,000 hours of overtime in a single year.