Long Island Expressway (I-495) accidents in Riverhead, NY

2 tracked reports on Long Island Expressway in Riverhead, Suffolk County. Most recent: September 5, 2026.

Live conditions for the whole corridor are on the Long Island Expressway traffic page.

Reports on Long Island Expressway in Riverhead

Emergency resources in Riverhead

Hospitals

  • Peconic Bay Medical Center — 1300 Roanoke Ave, Riverhead, NY 11901 | (631) 548-6000
  • Stony Brook University Hospital — 101 Nicolls Rd, Stony Brook, NY 11794 | (631) 444-4000

Police

  • Riverhead Town Police Department — 210 Howell Ave, Riverhead, NY 11901 | (631) 727-4500
  • SCPD 7th Precinct — 1010 Old Country Rd, Riverhead, NY 11901 | (631) 852-6010