The crash occurred in the northbound lanes north of Exit 138 for County Route 509 in Kenilworth, blocking the two left lanes as of 6:14 a.m. Delays are from Irvington to Woodbridge.
Initial reports indicate this was a multi-vehicle crash.
All lanes had reopened by 6:38 a.m., but delays stretched five miles from south of Exit 135 at Central Avenue in Clark to north of Exit 138 in Kenilworth, 511NJ said.
Details about injuries and the number of vehicles involved were not immediately available.
Click here to follow Daily Voice and receive free news updates.