Dozens of residents were evacuated from their homes last night as police investigated the cause of an explosion in the Waterside area of Derry.
Scores of people contacted police to report the blast which was heard over a wide area on both sides of the River Foyle at around 5 o clock yesterday evening.
Police sealed off several streets in the Spencer Road area and evacuated homes in the wake of the blast. Windows were broken in the John Street area on the cityside on the other side of the river, but it’s not clear if this was related to the same explosion.
Derry councillor, Gerard Diver says there are a number of theories going around to what caused the blast...