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Steam Pipe Explosion in Manhattan

A Con Edison steam main exploded on July 19, 2018, around Fifth Avenue and 20th Street in Manhattan. Concrete, asphalt, mud and asbestos-containing material were released from the explosion. More than 40 buildings were affected and evacuated.

Air Quality Monitoring

DEP has collected more than 2,700 air quality samples since the incident on July 19th.

Frequently Asked Questions

For more infomation about the explosion, including what you should do if you live or work in the area, read our Steam Pipe Explosion FAQs (PDF).

Contact Information

For More Information from Con Edison visit their website and their Frequently Asked Questions (PDF) or call 212-358-4565.

Updates for Building Owners, Landlords, and Residents

  • Occupants received letters from the New York City Department of Health and Mental Hygiene (DOHMH) and DEP after their buildings were examined. These letters are linked below and may include specific instructions for occupants.
  • If your letter indicates that additional cleaning is necessary, or if you see any unusual debris in your home or workplace, do not disturb, sweep, or vacuum the debris. A licensed abatement contractor is required to do the cleaning. Con Edison has identified a list of local licensed contractors (PDF).

The following buildings are open for re-occupancy:

Due to the prolonged vacancy of many of these buildings, it is recommended that building management ensure that all faucets are run for at least 30 minutes to flush any stagnant water.

The following buildings are not cleared and are still being assessed:

  • 141, 145 5 Avenue

This information is provided for informational purposes based on the latest data available to DEP and is subject to change without notice.