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RobotRisk / HART (Honolulu) / 2025-11

Recurring platform screen-door malfunctions trigger repeated Skyline station outages

S3 · 11/2025 · HART (Honolulu) · Honolulu, HI, USA

Record

CompanyHART (Honolulu)
Categoryother
Typemalfunction
Date11/2025
Time of daynot documented
LocationHonolulu, HI, USA · Waipahu Transit Center
SeverityS3 (recall, enforcement, or fleet-wide fault)
Scalesystemwide, 100+ station outages over 6 months, ~27 min each
Confidencemedium
VerificationCited source on file; not independently re-verified
SourceHonolulu Civil Beat

What happened

Honolulu's driverless Skyline automated train system experienced recurring malfunctions of its platform screen doors (the automatic barriers preventing riders from falling onto the tracks) between November 2025 and May 2026, causing station service outages more than 100 times, including a roughly 27-minute outage at Waipahu Transit Center on November 8, 2025 caused by a malfunctioning platform door.

HART (Honolulu) record context

HART (Honolulu) vs other alternatives

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other: entries by year

14282017 S1: 12017 S5: 12172019 S3: 11192021 S3: 11212022 S5: 11222023 S3: 12023 S4: 23232024 S1: 22024 S2: 42024 S3: 32024 S4: 72024 S5: 521242025 S1: 12025 S2: 72025 S3: 62025 S4: 82025 S5: 628252026 S1: 12026 S2: 92026 S3: 32026 S4: 22026 S5: 31826
S1S2S3S4S5

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malfunction context

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malfunction: by year

malfunction: severity profile

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