THORNTON, Ill. — All that rain from this past weekend had to go somewhere — and that somewhere is the Thornton Quarry.
The Metropolitan Water Reclamation District of Greater Chicago reported Monday the Thornton Composite Reservoir was at 94% full, with 7.3 billion gallons.
That’s the fullest the reservoir has ever been since it went online in 2015. The next high-water mark in the reservoir’s history was 54.5% full, in 2019…