reading the signal…
Signals / Object / Mapped places
in Sonnewalde, BB·counted·10 all time
An underground water source, typically accessed through a well, spring, or pumping equipment.
Counted, not streamed: Groundwater Water Source has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.