Pennsylvania Sinkhole News Brief – December 2025

A sinkhole opened Wednesday on the 800 block of North Muhlenberg Street in Allentown; police closed the roadway between Washington Street and Greenleaf Street and the city later reopened the lane after assessments. The report does not indicate any injuries or structural collapses to nearby buildings.
The Allentown Police Department posted the closure on Facebook and city crews conducted on-site evaluations during the extended closure, allowing traffic to resume once officials deemed the area safe. The scale of ground damage appeared localized to the roadway, with no citywide emergency declared.
Motorists should follow official Allentown Police and city communications for any follow-up closures or repair schedules, and residents in karst-prone areas are advised to report new subsidence to municipal authorities for prompt inspection. Local officials did not report displacement of utilities in the article.

Sources: WFMZ

A sinkhole opened on the Schuylkill River Trail in Philadelphia; crews were reported filling and repaving the affected stretch on December 24, 2025, according to CBS News. The work is focused on rapid stabilization and surface repair to restore safe passage for pedestrians and cyclists.
The affected segment was secured and closed while crews completed repairs; CBS’s report does not indicate injuries. The response prioritized public safety and trail restoration, with visible paving activity underway.
Trail users should expect possible detours and intermittent closures. Check local park and trail advisories before planning trips and allow extra travel time.
If you observe sinkhole activity on trails or roadways, keep clear of the area and notify local public works or emergency management so they can assess and respond.

Sources: CBS News

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