reading the signal…
Signals / Event / Traffic collisions stream
in Riverdale, IL·counted·1 all time
A crash caused by passing unsafely, often showing vehicles colliding while overtaking.
Counted, not streamed: Improper Passing Accident has no time series, so it is read as a footprint across places. All-time count by city.
Things that happen: permits, collisions, crimes, inspections. All-time counts.