Sheffield Marathon organisers have tweeted their "disappointment and regret" over the cancellation of the half marathon, due to a "problem with the delivery of water."
Their website is currently down.
It is with huge dissapointment & regret that we have been forced to cancel this year's race due to a problem with the delivery of water.
We would like to express our sincerest apologies to everyone involved in the race who will be affected. We will update you future plans asap
More top news
Patients 'kept like animals in a zoo' at a mental health unit, families have said, as a report into the Ablett Unit in Wales is published.
Police say that 15 motorists will be prosecuted for taking photos of a crash between four lorries on the A14 this morning.
The craze for breastfeeding selfies is piling pressure on mothers who bottle feed, according to a survey.