He said the situation was being monitored very closely by the Railways Ministry.
Fourteen coaches of the Utkal Express, which was on its way from Puri to Hardwar, derailed in Muzaffarnagar district of Uttar Pradesh this evening, causing deaths and injuries.
"Extremely pained by the derailment of the Utkal Express in Muzaffarnagar. My thoughts are with the families of the deceased," the Prime Minister tweeted.
The Railways and the UP government are "doing everything possible and providing all assistance required in the wake of the train derailment," the Prime Minister added.