Cal Water Alerts

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Conservation Tips

Hawaii Water offers a number of fact sheets and tips on a variety of water conservation-related topics to help you use and save water wisely. 

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Look for Leaks Kits

Leaks can be sneaky, and even small leaks can quickly turn into big headaches. If left undetected for too long, they can be a major source of water waste.

Do You Have a Leak?

How Can You Conserve Water?

Hawaii Water is deeply committed to preserving our precious resources through comprehensive conservation efforts across all our operations. From proactive measures like leak-detection programs and pipe upgrades to community education initiatives, we strive to reduce water waste and promote responsible usage.

Hawaii’s Sustainability Plan

Latest News

Discover the latest updates from Hawaii Water: stay informed on conservation initiatives, infrastructure improvements, community partnerships, and water service alerts—all aimed at ensuring a sustainable, reliable water future for Hawaii.

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Hawaii Water Launches Feasibility Study for New Treatment Plant

Company’s evaluation is focused on keeping Kapalua’s water supply local, sustainable, and reliable Hawaii Water is moving forward with a feasibility study for a …
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Group Donates Nearly $1.9 Million in 2025

As California Water Service Group (Group) rings in its 100-year anniversary, the company also looks back on last year’s philanthropic giving program. With over …