Five dashboards can hide one dependency

An illustrative neighbourhood: five departments, one wireless network, one gateway (G17). All counts, times and tiers are illustrative. Drag = orbit, wheel = zoom, click anything for attributes.

Story

Scenario

Time since power loss:

Dashboards show…

Evidence layer

Visibility = can we see it (links, no-data halos). Service = is it running (lights lit, water flowing, "not observed" tags).

Main view

Camera

Legend

red ring & ? = no data (not observed)
green ring = service running
Illustrative model: counts are of sensors in this synthetic scene. Missing-evidence metrics grow linearly or saturate with time as noted in each card. Not real data.
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