The fire is being patrolled at regular intervals, but an advice alert issued on Wednesday has been downgraded.

There may be visible smoke and fire activity within the burnt area for some time.

As of Thursday morning, one light tanker remains on the scene.

A 5.2 hectare bushfire has broken out on Tasmania's East coast, with Tasmania Fire Service reporting there is no immediate threat to nearby properties.

The vegetation fire on the northern side of Dolphin Sands Road, Dolphin Sands and the alert level remains at advice.

It was reported at 1.36pm and the TFS has sent four helicopters, a plane, three heavy tankers, four light tankers, and a medium tanker to the site.

With the alert level at advice, TFS said fire under these conditions could be difficult to control and people in the area should keep up to date by listening to ABC Local Radio or visiting the TFS website at www.fire.tas.gov.au.

The TFS advice currently is:

The State Emergency Service has also sent two rescue vehicles and the Parks and Wildlife are assisting with two light tankers at the scene.

Dolphin Sands resident Robyn Moore said the fire had been burning for about two hours.

She said with the help of the TFS they were able to bring it under control just before it reached their house.

"It came to our property from every front," Dr Moore said.

"I'm just amazed that I haven't lost any fruit trees or my vege patch or anything."

Mrs Moore said neighbours had turned up to help fight the fire as soon as they heard about it.

She said there was an amazing amount of community support

"Neighbours are turning up and holding the house and helping deal with it," Dr Moore said.