RobotRisk Autonomous Systems Incident & Risk Register
RobotRisk › Outage incidents
Incident type

Outage incidents

8 documented outage incidents across 7 companies.

8Unique incidents
7Companies involved
S3Highest severity
38%Verified
0%From regulators
2017-2026Years covered

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SevDateCompanyTypeLocationIncidentSource
S331 Mar 2026Baidu Apollo Go outage Wuhan, Hubei, ChinaBaidu robotaxi outage in Wuhan caused by 'system failure' · 100+ vehicles Reuters/CarNewsChina/The
S326 Jul 2021MTA / NYCT outage NYC, USAQueens Boulevard Line signal system outage · Queens Blvd Line segment (4 routes), ~4 hours, 89 trains delayed amNewYork
S328 Feb 2019SFMTA outage San Francisco, CA, USAAutomated Train Control System central computer failure halts subway communications · systemwide, all subway trains (~40 trains), ~70 minutes SFMTA
S2~May 2026MTA / NYCT outage New York, NY, USASubway signal system fault disrupts rush-hour service · 4 subway lines, partial segments, morning rush Hoodline
S231 Mar 2026Baidu outage Wuhan, ChinaBaidu Apollo Go Robotaxis Stall in Traffic During System Failure in Wuhan · ~100 vehicles Wired
S211 Dec 2024TTC (Toronto Transit Commission) outage Toronto, ON, CanadaAutomatic Train Control server outage shuts down entire Line 1 · Line 1 systemwide, ~30 minutes CP24
S2~Dec 2024Ocado Group (Ocado Technology) outage London, UKOcado automated warehouse malfunction disrupts Christmas orders in London · 1 delivery centre Daily Mail
S1~Nov 2017PATH (Port Authority Trans-Hudson) outage New York, NY, USASignal problem briefly suspends PATH service at 33rd Street · 33rd Street station, ~20 minutes NBC New York

Companies involved

BaiduBaidu Apollo GoMTA / NYCTOcado Group (Ocado Technology)PATH (Port Authority Trans-Hudson)SFMTATTC (Toronto Transit Commission)
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