Vermont state police found the body of Erika Seyfried, 36, in the Saxtons River on Monday.
An autopsy report came out on Thursday afternoon stating the cause of death was drowning, and the manner was accidental.
The body of the family’s 7-month old golden retriever, Jules, was found Wednesday near the site that Erika’s body was found. Jules is also presumed to have drowned.
Seyfried was from Brooklyn, New York, and was vacationing in Westminster with her husband and dog.
The Vermont State Police was assisted by Rescue Inc. and the Westminster Volunteer Fire Department.