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For Immediate Release
January 28, 2020

Rain Barrel Water Catchment

Halawa Xeriscape Garden Workshop


An informational workshop offered by the Board of Water Supply (BWS) and Friends of Halawa Xeriscape Garden (FOHXG) explains how collecting rain water reduces the amount of drinking water used for irrigating landscapes. Participants will learn about rain barrel catchment systems, important construction points, installation, and effective maintenance techniques.


rain barrelSaturday, February 15, 2020
10:30 a.m. to noon


Halawa Xeriscape Garden
99-1268 Iwaena Street
Halawa Valley's Central Park Industrial Area


  • $35.00 fee includes class lecture and one pre-drilled, 55-gallon water catchment barrel with one hose bib to be transported and installed by the participant. 
  • *Lecture only: $5.00 for general public and for Friends of Halawa “Friends” level, Free for supporting, corporate and lifetime memberships.


Rain Barrel Catchment is an effective technique for outdoor water conservation.  Rain barrels are used to collect rain water outside a structure that can be used for outdoor purposes, such as watering landscapes, which helps save water and save money. 

One rain barrel per household is available only to those who attend the lecture. Participants must have a vehicle large enough to transport the barrel--no delivery or storage services are available.


Advanced registration is required. Registration begins on Tuesday, January 28, 2020 and closes at 2:00 p.m. on Friday, February 14, 2020 or when all spaces are filled. Call (808) 748-5315 or email to register. For more information about xeriscaping or classes at the Halawa Xeriscape Garden, visit BWS security and workshop registration requires submittal of participants full name, home address, phone number, and email address where applicable.


A photo is attached for your consideration and use. The photo is courtesy of the Board of Water Supply.


Sheri Mikami
Community Relations Specialist
Honolulu Board of Water Supply
(808) 748-5315

About the Board of Water Supply

The Board of Water Supply (BWS), a semi-autonomous agency of the City and County of Honolulu, manages Oahu’s municipal water resources and distribution system. As the largest water utility in the State, the BWS serves approximately one million customers on Oahu. The BWS embraces its mission of "Water for Life – Ka Wai Ola" – to provide a safe, dependable, and affordable water supply, now and into the future. Uwē ka lani, ola ka honua – "When the heavens weep, the earth lives."