Idan akwai matsalar magudanar ruwa da ta shafi magudanar ƙasa kawai, ya kamata ku tuntuɓi Babban Birnin St. Louis Sewer District (MSD). 

Ya kamata ku tuntuɓi mai aikin famfo idan aikin famfo na ciki yana haifar da ma'auni ko ambaliya a cikin kwatami, wanka, ko bayan gida.