TiPS Today in Public Safety with Fletch

TiPS Episod 25 1212 - When GIS is wrong the ECC breaks


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When the map lies, everything breaks.

In this episode of TiPS: Today in Public Safety, Fletch unpacks one of the most underrated — and most dangerous — failure modes in NG911: cascading GIS errors.

NG911 routing depends on GIS accuracy down to the inch. But when boundaries drift, polygons overlap, gaps form, or LVF/ECRF systems fall out of sync, calls start misrouting across jurisdictions, CAD assigns units incorrectly, and responders waste precious minutes on avoidable detours.

This episode explains:

  • How polygon drift corrupts routing
  • Why LVF failures often start months earlier
  • What happens when ECRF boundaries overlap or don’t touch
  • Why topology errors cause NG911 routing chaos
  • And how a single GIS mismatch can cascade into a full failure
  • This is the perfect follow-up to the Confidence Score episode — now we’re taking the gloves off and exposing what really lurks inside broken GIS workflows.

    If NG911 relies on “map is truth,” this episode explains what happens when the truth… isn’t true.

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      REMEMBER  : NEW EPISODES are published each week on Monday, Wednesday, and Friday morning - usually around 8AM on"Fletch's LinkedIn page [ https://www.linkedin.com/in/fletch911/ ]

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    TiPS Today in Public Safety with FletchBy fletch911

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