A man was found dead at Mattatuck State Forest on Sunday, according to the Connecticut Department of Energy & Environmental Protection.
The department has identified him as 41-year-old James Paul Dube, of Waterbury.
The office of the chief medical examiner and the state's attorney's office responded to investigate.
DEEP said there are no signs of foul play and there is no threat to the public. The investigation is ongoing.
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The forest is located in Harwinton, Litchfield, Plymouth, Thomaston, Waterbury and Watertown.
No additional information was immediately available.