Investor Presentaiton

Science-Based Goals for Scope 1 and 2 GHG Emissions Reductions - Aligned with Paris Agreement • • AMERICAN WATER Medium-term: By 2035, reduce absolute Scope 1 and 2 emissions by 50% (2020 baseline¹) Long-term: Achieve Net Zero Scope 1 and 2 emissions by 2050 Medium- and long-term goals are science-based and aligned with the Paris Agreement Complements existing short-term target of reducing absolute Scope 1 and 2 emissions by 40% by 2025 (2007 baseline) Our focus: invest to improve sustainability while prioritizing customer affordability, resiliency & environmental justice American Water's Path to GHG Emissions Reduction in 2035 +6% Customer Growth 1 & Increased Energy Use ~$150M-$300M Total Capital Investment 10° (40-45%) Greening of Electric Grid 2 (5-7%) Renewable Energy (5-7%) Water Use & Efficiency (3-5%) Pumping & Operational (1-3%) Fleet & Building Efficiency Efficiency ■Scope 2 Emissions MT CO2e (Rounded) 854,000 Scope 1 Emissions MT CO2e (Rounded) 545,000 790,000 481,000 273,000 64.000 2007 64.000 2020 2035 Target 2050 Target 1 Includes organic growth; annual adjustments to baseline will occur to incorporate growth through acquisitions 2 Assumes States' renewable portfolio standards will be achieved and power providers will fulfill stated carbon transition plans 38 Case No. 2022-00432 Bluegrass Water's Response to PSC 3-25 Exhibit PSC 3-25(b) - Part 1 of 2 Page 38 of 39

View entire presentation