Water Main Break Causes Sinkhole, Chaos In Conshohocken

Aqua crews work to repair the damage as residents seek shelter at the Community Center.

Published on Feb. 12, 2026

A large water main burst in Conshohocken, Pennsylvania, leading to a sinkhole that has impacted a local natural gas main. Around 90 properties in the area have had both water and gas service interrupted, and repair work could continue through Friday. The Community Center at the Fellowship House is serving as a warming center and a place for impacted residents to charge devices and make alternative overnight plans.

Why it matters

Water main breaks can cause significant disruptions to a community, leading to property damage, service outages, and safety concerns. This incident highlights the importance of maintaining critical infrastructure and the need for effective emergency response plans to support affected residents.

The details

The Aqua main broke Wednesday night near the intersection of W. 10th Avenue and Coldwell Lane. The water main quickly caused a sinkhole that has impacted a local natural gas main. Both PECO and Aqua crews are on site working on repairs, while remediation efforts for the water main break and the sinkhole are underway.

  • The water main broke on Wednesday night.
  • Repair work could continue through Friday.

The players

Aqua

The water utility company responsible for the water main that broke.

PECO

The utility company responsible for the natural gas main that was impacted by the sinkhole.

Fellowship House

The organization that is hosting the Community Center, which is serving as a warming center and a place for impacted residents to charge devices and make alternative overnight plans.

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What’s next

Aqua and PECO crews will continue to work on repairing the water main and natural gas main, and the Community Center will remain open to support impacted residents until the issues are resolved.

The takeaway

This incident highlights the importance of maintaining critical infrastructure and the need for effective emergency response plans to support affected residents when unexpected events like water main breaks occur.