American Water Works Company, Inc. · NYSE:AWK

American Water Works — Investor Presentation (2025)

15 slides from American Water Works's investor presentation, 2025

  1. Slide 1: 2025 Annual Water Quality Report - Duarte

    2025 Annual Duarte PWS ID:CA1910186 1

  2. Slide 2: Water Quality Report Summary

    Water Quality Report Summary We are proud to share our annual Water Quality Report – also known as a Consumer Confidence Report or CCR. This report provides important details about your drinking water – like where it comes from and what we detected when we sampled. It also explains the importance of

  3. Slide 3: Water Quality Results

    Special Health Information Some people may be more vulnerable to Water Quality Results contaminants in drinking water than the general population. Immuno-compromised persons such as persons with cancer undergoing chemotherapy, persons who have undergone Our team of experts conducts extensive samplin

  4. Slide 4: Revised Total Coliform Rule

    REVISED TOTAL COLIFORM RULE - At least 25 samples collected each month in the distribution system Substance Year Compliance Highest MCLG MCL Typical Source & Health Effects (with units) Sampled Achieved Percentage Naturally present in the environment and are used as an indicator that other, potentia

  5. Slide 5: Primary Regulated Substances - Collected at Sources

    PRIMARY REGULATED SUBSTANCES - Collected at Sources Duarte Wells Substance Year Compliance PHG Average MCL Range Typical Source & Health Effects (with units) Sampled Achieved (MCLG) Compliance Detected Result Erosion of natural deposits; runoff from orchards; glass and electronic production wastes.

  6. Slide 6: Secondary Regulated Substances - Collected at the Sources

    SECONDARY REGULATED SUBSTANCES - Collected at the Sources Average Substance Compliance Year Sampled SMCL Compliance Range Detected Typical Source (with units) Achieved1 Result Aluminum (ppb) 2025 Yes 200 5.3 ND to 37 Erosion of natural deposits Chloride (ppm) 2025 Yes 500 36 24 to 50 Leaching from n

  7. Slide 7: PFAS Compounds - Collected at Treatment Plant Effluent and/or Sources

    PFAS COMPOUNDS – Collected at Treatement Plant Effluent and/or Sources U.S. EPA MCL Average Year PHG Range Typical Source Parameter (Effective Amount Sampled (NL) Low-High & Health Effects 2029) Detected Discharge from manufacturing and industrial chemical facilities, use of certain consumer product

  8. Slide 8: Availability of Monitoring Data for Unregulated Contaminants

    Availability of Monitoring Data for Unregulated Contaminants Unregulated contaminants are those for which the EPA has not established drinking water standards. Unregulated contaminant monitoring helps EPA to determine where certain contaminants occur and whether the Agency should consider regulating

  9. Slide 9: Definition of Terms

    These are terms that may Definition of Terms appear in your report. Action Level (AL): The concentration of a Maximum Contaminant Level Goal (MCLG): parts per billion (ppb): One part substance contaminant, which, if exceeded, triggers The level of a contaminant in drinking water per billion parts wa

  10. Slide 10: Important Information About Drinking Water

    Important Information About Drinking Water Chlorine Disinfection PFAS Chlorine is used to destroy disease-causing organisms in water, Per- and polyfluoroalkyl substances (PFAS) are an essential step in delivering safe drinking water and manufactured chemicals used in many household protecting public

  11. Slide 11: About Lead

    The most common source of lead in tap water is from About Lead the customer’s plumbing and their service line. The utility-owned water mains are not made of lead; however, the water service line that carries the water from the water main in the street to your home could be. Homeowners’ service lines

  12. Slide 12: Determining Your Service Line Material

    Determining Your Service Line Material Homeowners’ service lines are most Your Service Line Material commonly made of lead, copper, galvanized At California American Water, providing safe, reliable water service is our top priority. The Lead and Copper steel or plastic. Homes built before 1930 are R

  13. Slide 13: What are the Sources of Contaminants?

    What are the Sources of Contaminants? To protect public health, the Environmental Environmental Protection Agency by calling the Protection Agency prescribes regulations which Safe Drinking Water Hotline (800-426-4791) or limit the amount of certain contaminants in tap visiting the website epa.gov/s

  14. Slide 14: About Your Drinking Water Supply

    What Can You Do? Quality drinking water About Your Drinking Water Supply starts upstream. Everyone can help maintain and improve drinking water supplies Where Your Water Comes From through the following How it’s Treated actions: Duarte is served entirely by groundwater sources from the Main San • Pr

  15. Slide 15: Six Simple Steps to Save Water

    Six Simple Steps to Save Water Fix any leaking faucets. One drop every 2 seconds from a leaky faucet wastes 2 gallons of water every day. That’s water — and money — down the drain. Don’t let faucets run when brushing, shaving, or washing the dishes. Just turning off the water while you brush can sav

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