Santa Rosa,CA : Napa Valley school remain closed on October, Wednesday 18th 2017

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Schools in Napa County will remain closed until Monday, officials said.
The Napa Valley Unified School District had planned to open school Wednesday. But the district’s superintendent said Tuesday that air quality in the area worsened overnight.
Napa Valley Community College is also remaining closed the rest of the week.

Source :
Napa Valley school remain closed until Monday