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Highway 166 is to remain closed for a week from Maricopa to the San Luis Obispo County line

Highway 166 "will remain closed from Maricopa to the San Luis Obispo County line for at least one week due to a developing sinkhole south of Maricopa."
Highway 166 Sinkhole
Posted

(KERO) — Drivers who use Highway 166 near Maricopa will need to find an alternative route after Caltrans announced that portions of the road will be closed due to a sinkhole.

According to Caltrans, Highway 166 "will remain closed from Maricopa to the San Luis Obispo County line for at least one week due to a developing sinkhole south of Maricopa."

Repairs are anticipated to begin after this weekend's storm system passes through.



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03/06/2026

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03/07/2026

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03/09/2026

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03/10/2026

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