Carbondale is located at (37.726, −89.220). It is in the watershed of the Big Muddy River, at above sea level. Carbondale has been in totality path of one previous solar eclipse on August 21, 2017 and hosted the longest duration of totality with 2 minutes 41.6 seconds just to its south in Makanda Township, and additionally will be in the path of another April 8, 2024.