Sewer summary
Illinois, United States has a recorded population of 12,710,158. For sewer, the page currently shows service connections: ~ 72,629, manhole zones: ~ 1,398, backup-risk points: ~ 483, wastewater routes: ~ 118, housing units: 5,187,820. The figures use the available U.S. geography, population, housing and local-structure data for this place.
Calculated from U.S. geography, population and local structure. Public messages are moderated before publication.