(Great Brook, 27', 1971, 21-07-B) across Great Brook S. of Southwick, Southwick Township, Hampden County, MA. US202 / MA10 S. 0.5 miles from jct with MA10 in Southwick, E. on unnamed road 0.1 miles to the bridge. (6-10-01, N42 02.94 W72 46.50) Photo by Dan Brock.