Reports are coming in of a suspected drowning in the Wairoa area, north of Bethlehem.
A caller to the 0800 SUNLIVE news hotline says there was someone wrapped in a blanket under the Wairoa Bridge.
"It happened about 15 to 20 minutes ago and my sister is stuck in traffic in the area.
"I believe it was a drowning."
Emergency services have been called to the scene.
People are being advised to avoid the area as police investigate what has happened.