The branches are the North Branch (sometimes called the East Branch), which rises in the town of Savoy and flows southeast through Windsor, Cummington, and Chesterfield; the Middle Branch, which rises in the town of Peru and flows southeast through Worthington, Middlefield, and Chester; and the West Branch, which has its origins in Washington and Becket, then flows east through Chester.
The branches consist of the North Branch (also referred to as the East Branch), which originates in the town of Savoy and flows southeast through Windsor, Cummington, and Chesterfield; the Middle Branch, which starts in the town of Peru and flows southeast through Worthington, Middlefield, and Chester; and the West Branch, which begins in Washington and Becket, then flows east through Chester.