The purpose of Great Rivers Choral Society, Inc,. is to promote, encourage and foster the educational and cultural enrichment of its members and residents of communities located in southwestern Illinois and Missouri near the conjunction of the Mississippi, Missouri, and Illinois rivers through study and performance of choral music by:
Establishing an adult chorus of mixed voices that will strive to grow in ability and excellence continually. Creating a learning atmosphere conducive to the skill development of its members by utilizing a music repertoire diverse in style.
Promoting and cultivating interest in, and appreciation of, choral music through performances.