reading the signal…
Signals / Event / Building permits stream
in Minneapolis, MN·counted·62 all time
Permission to construct or modify a vehicle entrance from a property to the street.
Counted, not streamed: Driveway Permit 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.