Low Water Records for Mazon River near Coal City (1) 0.20 ft on 10/01/2000 (2) 0.51 ft on 08/01/2011 (3) 0.60 ft on 10/01/1990 (4) 0.62 ft on 08/06/2012 (5) 0.74 ft on 10/14/2020 (6) 0.80 ft on 08/28/2020 (7) 0.87 ft on 09/28/2017 (8) 0.90 ft on 09/03/2019