Water summary
Illinois, United States has a recorded population of 12,710,158. For water, the page currently shows service connections: ~ 77,817, pressure zones: ~ 1,017, hydrant and valve areas: ~ 1,525, outage-sensitive sites: ~ 445, 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.