California American Water Invests Over $200 Million in 2025 Infrastructure Upgrades

Upgrades focus on strengthening reliability, modernizing aging systems, and minimizing service disruptions for customers across the state.

Published on Feb. 27, 2026

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California American Water, a subsidiary of American Water, announced it invested over $200 million in 2025 to upgrade its water and wastewater systems across the state. The investments focused on critical infrastructure improvements such as main replacements, water treatment plant upgrades, and hydrant and valve replacements to strengthen reliability and service for its 750,000 customers.

Why it matters

Consistent, proactive investment in water infrastructure is crucial for ensuring safe, clean, and reliable service for communities. As California's aging water systems require modernization, these upgrades by California American Water help sustain long-term system resilience and quality for residents.

The details

The $200 million in 2025 investments supported over 2,000 jobs and included key projects such as $17.9 million for 10.6 miles of main replacements, $4.4 million for water treatment plant improvements (including $2.6 million for two new iron and manganese removal plants), and $4.2 million to replace approximately 55 hydrants and 90 valves.

  • California American Water announced the 2025 infrastructure investment summary on February 27, 2026.

The players

California American Water

A subsidiary of American Water, the largest regulated water and wastewater utility company in the United States, that provides services to approximately 750,000 people in California.

Sarah Leeper

President of California American Water.

American Water

The largest regulated water and wastewater utility company in the United States, with a history dating back to 1886 and celebrating 140 years in 2026.

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What they’re saying

“Delivering safe, clean and reliable water and wastewater service requires consistent, proactive investment in our systems. These investments are focused on strengthening reliability, modernizing aging infrastructure, and minimizing service disruptions for our customers across the state. By continuing to invest in our systems today, we are helping deliver resilient, high-quality service for the communities we serve well into the future.”

— Sarah Leeper, President of California American Water (PRNewswire)

The takeaway

California American Water's substantial investments in water infrastructure upgrades across the state demonstrate the company's commitment to providing reliable, high-quality service to its customers. These proactive capital projects help ensure the long-term resilience of California's water systems in the face of aging infrastructure and growing demand.