Trucking companies paid to have vehicles there, and the drivers gave their time for free. Whanganui Fire Service brought engines and children scrambled for lollies thrown from the top of a ladder.
At least 30 individuals and businesses made donations of various kinds, and the event was publicised by word of mouth and free newspapers.
The Teals didn't have a goal amount for the fundraiser.
"Whatever we make is better than nothing," Mrs Teal said.
They have their own reasons to be grateful for emergency medical personnel. Last summer their six-month-old daughter was taken to hospital by ambulance, with heat stroke, and Mrs Teal rang 111 one morning before Christmas, in pain from gallstones.
"We thought we wanted to do something for the ambulance because the ambulance is out there doing stuff for everybody," she said.