Regulated Acquisitions and Growth Outlook

Rate Filings Summary ($ in millions) Rate Filings Completed* Effective since January 1, 2023 $273 Requested Revenue in Pending Base Rate Proceedings AMERICAN WATER $86 $359 $23 $398 $375 Rate Cases (Includes Step Increases) Infrastructure Charges Total Rate Cases** Infrastructure Charges Total Annualized revenue increase for rates effective since January 1, 2023 ** Excludes revenue already approved through infrastructure mechanisms 22

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