SHARE YOUR THOUGHTS AT A PUBLIC PARTICIPATION HEARING Regarding: California American Water Company’s (CalAm) General Rate Case Application to the California Public Utilities Commission (CPUC) A.25-07-003 January 6, 2026 – 2 p.m. and 6 p.m. Citrus Heights City Council Chambers, 6360 Fountain Square Drive, Citrus Heights, CA 95621 January 13, 2026 – 2 p.m. and 6 p.m. Sand City Council Chambers, 1 Pendergrass Way, Sand City, CA 93955 January 20, 2026 – 2 p.m. and 6 p.m. Camarillo City Council Chambers, 601 Carmen Drive, Camarillo, CA 93010 January 28, 2026 – 2 p.m. and 6 p.m. By Phone: 1-800-857-1917, Passcode 1673482#, *1 to Speak Online (View Only): www.adminmonitor.com/ca/cpuc These events are an opportunity for you to share your thoughts regarding this application to an administrative law judge and/or commissioner overseeing the hearing. If you need language interpretation or other reasonable accommodations, please contact the Public Advisor’s Office below at least five days in advance. What is Being Requested? CalAm is requesting an increase in revenue of $38,613,073 or 38.33% from 2027–2029 for the Northern Division to upgrade and modernize the water system through proactive infrastructure improvements designed to keep water reliable for customers, make its communities safer, prevent small problems from getting bigger and more expensive to fix, increase sustainability, and provide high-quality service, both now and in the future. Some of the key projects CalAm proposes in this cycle are to: drill new wells, rehabilitate existing wells, treat per- and polyfluoroalkyl substances (PFAS)/perfluorooctanoic acid (PFOA) and hexavalent chromium in affected wells, and replace water mains. How Would This Impact the Average Residential Ratepayer? If the requested amount is approved, the increase would be phased in over three years. The average residential ratepayer with a 5/8-inch meter in the following service areas would see a total monthly rate increase as follows. The actual increase will vary based on usage. SERVICE AREA Average Use (CGL*) PROPOSED TOTAL INCREASE Sacramento 69.2 $22.36 Larkfield 60.5 $5.02 Meadowbrook 110.7 $17.32 Bass Lake 57.8 $15.10 Dunnigan Wastewater N/A $18.63 *1 CGL = 100 gallons Additional Information An administrative law judge will hold hearings, consider evidence, testimony, and public comments before drafting a proposed decision on this application. CPUC commissioners will then vote on a final decision at a public meeting. You can read more about the utility’s request and make public comment by visiting apps.cpuc.ca.gov/c/A2507003. For questions about participating in CPUC matters, you can contact the Public Advisor’s Office at Public.Advisor@cpuc.ca.gov, 1-866-849-8390, or 505 Van Ness Ave., San Francisco, CA 94102. Please reference A.25-07-003 in any communication with the CPUC. Questions About the Request For questions about this application, please contact CalAm at cawc.customeradvocacy@amwater.com, 619-446-5520, or by mail at Customer Advocacy, 655 W. Broadway, Suite 1410, San Diego, CA 92101.