Exhibit 99.1 Second Quarter 2025 Results The table below sets forth a comparison of the second quarter 2025 diluted earnings per share contribution recorded by business segment and for the parent company compared with amounts recorded during the same period in 2024. | | Diluted Earnings per Share | | | | | | | --- | --- | --- | --- | --- | --- | --- | | | Three Months Ended | | | | | | | | 6/30/2025 | | 6/30/2024 | | CHANGE | | | Water | $|$ 0.73 | | 0.67 | $ | 0.06 | | Electric | | 0.03 | | 0.01 | | 0.02 ...