Emergency services are at the scene of a suspected gas leak in Derry.
As a result, King Street has been closed as the Fire Service investigates the leak in the Ebrington area.
The Limavady Road is heavily congested due to the incident.
NIFRs sent three fire appliances to the incident, after the alarm was raised at 3.04pm.
A NIFRS spokesperson said: “Firefighters were called to reports of a smell of gas.
“The incident is on-going.”