MOUNT PLEASANT, N.Y. (CBSNewYork) — The Town on Mount Pleasant has issued water restrictions until further notice Tuesday due to a malfunctioning water pump.

All homes and business in Hawthorne, Thornwood and Valhalla have been placed on a high water restriction, according to a notice on the town’s website.

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“Conservation is very important to maintain our water supply,” the alert says.

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It says the Commerce Street Pump station malfunctioned Monday evening. As a result, car washing and the use of lawn sprinklers are prohibited until further notice.

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It’s unclear what caused the problem or when the water ban will be lifted.