Casey Creek (Illinois) and Atchison Creek. Gun Creek, which enters Rend Lake on the east side, might also be considered a Casey Creek tributary. Casey Creek (Illinois) Casey Creek is a major tributary of the Big Muddy River in Illinois, United States. It is about long, measured from the junction of its arm of Rend Lake with the arm formed by the Big Muddy River. Casey Creek is shown on federal maps as Casey Fork, following a 1967 decision by the U.S. Board on Geographic Names. It is named for Zadok Casey, a congressman from Illinois in the early 19th century. Casey Creek
Muddy River Opera Company Muddy River Opera Company Located in Quincy, Illinois, the Muddy River Opera Company was founded by Mary Anne Scott and Mary Jane McCloskey in 1989 as a non-profit arts organization. The company was incorporated in 1990. Scott and McCloskey had two goals in mind: to make professional operatic performances and educational opportunities available to the tri-state area. In keeping with the mission of its founders, the company consistently produces two to four operas a year. For several years, most MROC productions of foreign-language operas were performed in English translation, though the company has, in recent years, mounted several productions of