Update 5:45pm: The Dereel fire is now listed as under control.
However, residents in the areas surrounding Dereel and Porcupine Ridge are being warned to stay informed and monitor conditions.
4.50pm: The fire near Porcupine Ridge is now under control and the warning message is expected to be downgraded to an 'alert' soon.
The fire near Dereel, which 25 vehicles are attending, is still listed as an 'alert' warning for the township and is not currently threatening homes.
Fire crews are battling mutiple fires across the Ballarat region.
A grass and scrub fire near at Porcupine Ridge is threatening homes with a total of 16 fire crews battling the fire at Porcupine Ridge Road, near Daylesford.
The Country Fire Authority has upgraded the fire, which began around 2.20pm, to a 'Watch and Act' and said leaving would be the safest option for residents.
The fire is travelling west from Pine Court towards East Middleton Creek Road, Scotts Lane, Russells Road, Woolnoughs Road and Porcupine Ridge Road .
The fire is not yet under control.
Another fire is burning near Dereel.
The fire has grown quickly in size since it was first reported at 3.28pm.
Twenty-one vehicles are currently battling and heading to the blaze with an 'advice' warning currently listed for the Dereel township.
More to come.