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Protect Your Family’s Health and Get a Credit on Your Water Bill!

Your home may be eligible to participate in a free water quality testing program that helps protect your family’s health and ensures the safety of our community’s drinking water. As part of our 2026 Lead and Copper Rule (LCR) compliance efforts, Gem State Water is offering voluntary in-home water testing to check for lead and […]

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BOIL WATER NOTICE: Customers of the Gem State – Lynwood Estates Water System

BOIL YOUR WATER BEFORE DRINKING. Bring water to a rolling boil for one minute. Let water cool before using. Gem State Water will notify customers when this issue is resolved. Background: On May 11 & 12, 2026, customers of the Gem State-Lynwood Estates water system experienced a planned depressurization event in the local system serving

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Diamond Bar Irrigation: Notice of Meter Replacement 

Notice of Meter Replacement   Diamond Bar Estates  Scheduled Dates: April 29-30, 2026  Gem State Water will be conducting scheduled irrigation meter replacements in the Diamond Bar Estates Water System beginning Wednesday, April 29th at 8:00am through Thursday, April 30th, 2026.  As part of a broader upgrade effort and to standardize with previously installed meter technology on water services, we

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Notification: Customer of the Gem State – Happy Valley Water System

Informative Notification Customer of the Gem State – Happy Valley Water System On February 20th, 2026 the Happy Valley Water System experienced an unplanned depressurization event. Customers affected are located near W Hayden Ave. east of N Meyer Rd and west of N Huetter Rd. including N Happy Traill and N Memory Ln. in Rathdrum,

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