Correction — September 18, 2026: The location fields and supporting sources for this archived report were reviewed. Incorrect location details and claims not supported by the retained source record have been removed.
A crash on eastbound NY 27 at Heckscher State Parkway (Southern State Parkway) in Islip blocked the right shoulder, according to a 511NY traffic advisory.
The available record establishes only the location and that the right shoulder was affected. The source does not establish when the blockage was cleared, whether travel lanes were impacted, the number of vehicles involved, or whether anyone was injured. No incident date is confirmed by the source. Claims in the previous report about severity classification, corridor crash counts, legislative proposals, and prior fatal crashes on the corridor are not supported by the supplied source and have been removed.