Waimānalo Irrigation System Water Level

WATER LEVELS for:

  • 5/29/2026: 43.25 feet (29.710 MG)
  • 5/28/2026: 43.50 feet (30.010 MG)
  • 5/27/2026: 43.50 feet (30.010 MG)
  • 5/26/2026: 43.75 feet (30.310 MG)
  • 5/25/2026: 44.00 feet (30.610 MG)
  • 5/22/2026: 44.50 feet (31.260 MG)
  • 5/21/2026: 44.75 feet (31.585 MG)
  • 5/20/2026: 44.75 feet (31.585 MG)
  • 5/19/2026: 45.00 feet (31.910 MG)
  • 5/18/2026: 45.00 feet (31.910 MG)

Upon notification by the Waimānalo Irrigation System, the following restrictions will be implemented in phases as the reservoir levels approach pre-determined levels. However, implementation of a specific conservation phase is approximate and may be put into effect based on factors such as a significant increase in system-wide consumption or upcoming weather conditions.

PHASE I –  Cautionary Low – Voluntary Water Conservation – 10%

  • Distribution days will be Sundays to Saturdays – 24 hours a day
  • Voluntary reduction of water consumption by 10% is requested.

PHASE I – MODIFIED – Mandatory Water Conservation – 10%

  • Distribution days will be Mondays to Fridays only, no weekends
  • Distribution hours will be 24 hours a day
  • Mandatory reduction of water consumption by 10%.

PHASE II – (±27 ft.)   Mandatory Water Conservation – 20%

  • Distribution days will be Mondays to Fridays
  • Distribution hours will be from 7:30 a.m. to 3:30 p.m.
  • Mandatory reduction of water consumption by 20%

PHASE III – (±20 ft.) Critical Low – Mandatory Water Conservation

  • Distribution days will be Mondays, Wednesdays and Fridays.
  • Distribution hours will be from 7:30 a.m. to 3:30 p.m.

Please contact us at 973-9473, if you have any questions.