Board of Water Supply or other community events throughout the year promoting water conservation.


BWS Public Meeting Schedule: https://www.boardofwatersupply.com/publicmeetings

  • Ka Wai Wednesdays (Feb 7 & 14, 2024)

    Join us on Instagram (@BWSHonolulu) for Ka Wai Wednesday. A contest designed to test your knowledge  about water conservation.

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  • World Water Day (March 22, 2024)

    Every year on March 22, the Board of Water Supply, the City and County of Honolulu's Department of Environmental Services, Facility Maintenance, and government agencies, businesses, and partners around the globe celebrate World Water Day.

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  • Detect-A-Leak Week (April 14 -20, 2024)

    The Board of Water Supply (BWS) has teamed up with Hardware Hawaii for the annual Detect-A-Leak Week campaign (April 14-20). Stop by and join us at our live, in-person event on Wednesday, April 17, from 11:30 AM to 1 PM, at Tamarind Park (Bishop Square).

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  • Annual Unthirsty Plant Sale (Aug 3, 2024)

    The Board of Water Supply (BWS) will host the 2024 Annual Halawa Xeriscape Garden Open House and Unthirsty Plant Sale on Saturday, August 3, 2024, from 9 a.m. to 3 p.m.

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