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Grid infrastructureUnited StatesEIR-1755

Transformer fire at Con Edison substation cuts power in Dongan Hills, Staten Island

Dec 2023Published 1 Oct 2026

Companies named in this entry: Con Edison

On 20 December 2023, a transformer fire at a Con Edison substation in the Dongan Hills section of Staten Island left roughly 3,700 customers without power. The FDNY responded to reports of smoke. About 60 firefighters and EMS personnel attended. No injuries were reported. Con Edison restored power. The cause has not been reported.

The cause of the fire has not been reported.

  1. A transformer fire at a distribution substation can cut power to thousands of customers even when no injuries are reported.
  2. Where the cause is not known after the initial response, operators should preserve evidence and publish findings when they are established.
  3. Restoration planning should assume a large emergency-service attendance and a need to re-energise customers without knowing the failure mode on the day.

Published 2026-10-01. Written from public reporting. Descriptive, not investigative. See the data accuracy disclaimer.

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