Get the latest on the ST Run

Here's how participants can get the latest updates:

On Facebook

Go to The Straits Times' Facebook page

On Twitter

Follow @STcom

Online

Visit straitstimes.com

SMS

SMS alerts will be sent to the race participants today and early tomorrow morning to advise them of the latest news

How the haze could affect the event

PSI level at 100 or below: Event continues as planned

PSI level at 101-300: Running events cancelled but post-race carnival to go ahead. Participants can collect their race entitlement from 8am. The grand draw for a Land Rover Discovery Sport will also be conducted. Shuttle bus services will still continue for those who have pre-booked.

PSI level at 301 or above: Entire event cancelled