Rescue crews are responding to a report of a car inside the water.
It happened shortly after 9 p.m. near the Kaneohe Bay Yacht Club.
Police, paramedics and firefighters are at the scene.
Police tell us the car is fully submerged in the water.
Officials say a 43-year-old woman was driving the car.
She refused medical treatment.
The first runner to cross the finish line of the 2013 Honolulu Marathon was Gilbert Chepkwony who finished in 2:18:47.
Thousands gathered at the memorial to pay tribute to those who paid the ultimate sacrifice and to those who survived.
You may remember the story we did earlier this week about the Pearl Harbor survivor who was headed here from the mainland for the ceremony, he was bumped from the flight and didn't know if he would get here in time.