Brookfield, NoahA detailed survey map of islands in the section of the St. Joseph River located in Lockport Township in St. Joseph County, Michigan.JPEG2000c0b1ad6e-30e6-4aba-9057-1fe16f1ed0caMI-T006S-R011WengDepartment of Natural Resources8888-003Public06S 11W - Survey Map of Lockport Township, St. Joseph County, Page 2 [Michigan]MapsMichigan--St. JosephT006S-R011W1845