What Happened
A crash on the eastbound Southern State Parkway in Nassau County closed the left lane on Wednesday, September 2, 2026. Nassau County police responded to the scene. No exact time of the crash has been confirmed by officials, and no names or injury details have been released.
The incident is rated moderate in severity. The left lane closure forced eastbound traffic to merge right, compressing flow on one of Nassau County’s primary east-west arterials during the post-Labor Day travel period.
No vehicle types, collision type, or cause have been confirmed by officials at this time.
Location & Road Context
The Southern State Parkway runs east-west across Nassau and Suffolk counties and carries heavy commuter and regional traffic. According to Long Island Traffic’s incident registry, this crash is one of 58 recorded incidents on the Southern State Parkway in the past 30 days and one of 215 on the corridor so far in 2026.
The most recent prior fatal crash on this corridor occurred on August 7, 2026. Three other moderate crashes on the Southern State Parkway were also recorded on September 2, 2026 — see here, here, and here — along with a moderate crash on NY 135 and a minor crash on I-495.
Broader Impact
This report will be updated as Nassau County police release details on the crash time, location by exit, vehicle and injury information, and lane reopening. Check longislandtraffic.com/roads/ for live conditions on the Southern State Parkway.