Online chatter between commuters about the difficulties, with one witness who wanted to be known as Mdm Tan reporting that a coach appeared to be bringing smoke into Clementi station around 9.17 am.
Other people on X cited go disruptions of between 10 to 20 minutes.
In response to a Twitter post that claimed a station was diverting from Kallang to Boon Lay, SMRT reported that western railways were being turned around at Queenstown at around 10.10am.  ,
” So,  , coach rate is being regulated. We have made in-train and stop presentations. We are sad for affecting your commute”.
The tragedy on Wednesday is the next train service disruption in a little over a month.  ,
A power problem on the night of Sep 17 caused a disruption to services on the Circle Line, which affected peak-hour go for scores of commuters, lasting for almost two time.  ,
The next day, a fireplace at a station station suddenly disrupted Circle Line service, causing an interruption of about 15 hours.  ,