Hazmat crews were called to a construction site next to Central Park after about 700 gallons of diesel fuel were spilled, according to the FDNY.
Fire officials received a call about the spill just after 7 p.m. Tuesday, and responded to the scene near West 66th Street, the FDNY said.
It was not immediately clear what caused the spill, but the fire department said the leak had been capped and was being mitigated.
No injuries were reported.
Get Tri-state area news delivered to your inbox.> Sign up for NBC New York's News Headlines newsletter.