Participants will follow a clearly-defined route through Hastings to the showgrounds.
The course then heads towards Whakatu before joining the Rotary Pathway at Pakowhai Park, near the Chesterhope Bridge.
It follows the Pathway to Ahuriri with the finish line at Napier's Mitre 10 Mega.
The Hafele Half Mega is a 15km run or walk that starts at Awatoto, opposite the southern end of the Fertiliser Works, at 9am. This event also follows the Rotary Pathway and finishes at Mitre 10 Mega, Napier.
The Dunlop Short Mega is a 6.5km version, which starts behind Ocean Spa on the Marine Parade at 10am.
The Hits Mega Meander is a 3.5km walk or meander, starting at 10am at Perfume Point at Ahuriri.
There is no competitively-timed aspect to this year's event.
Marshals are required throughout the course to point people in the right direction and across roads safely. If you can spare an hour or two on the day, email Kerrie Waby at CanTeen on HawkesBay@canteen.org.nz.