As students moved through campus this semester, some caught whiffs of an odor they couldn’t quite put their noses on — a sour and sewage-like smell, strong enough to spark confusion on social media.

Following last week's home explosion in the county, it has raised new questions. Fire officials say the source isn’t natural gas, but odors drifting from Champ Landfill in Maryland Heights.

MENTOR, Ohio — Lake County officials say they are investigating a persistent foul odor affecting Mentor’s Woodhill subdivision, as state regulators continue testing whether a nearby industrial ...