An oil leak at Bacon Academy in Colchester has closed the school on Wednesday.
School officials said the oil line leak is in the boiler room of the school.
Between 1,700 and 2,000 gallons has spilled, according to the Department of Energy and Environmental Protection. Some of the oil made it into Sherman Brook, which runs behind the school, the DEEP said.
School will also be closed Thursday.
Get Connecticut local news, weather forecasts and entertainment stories to your inbox. Sign up for NBC Connecticut newsletters.