Karachi: Mild tremors were felt in Karachi early in the morning on Friday.

According to Met office first tremor of quake was recorded at 4.46 a.m. with a magnitude of 2.7 on the Richter scale. Its epicentre was located 20 kilometres south of DHA at a depth of just 2 kilometres

Met office further said second jolt of quake was recorded at 7.58 am with a magnitude of 1.8 on Richter scale and depth was 8 kilometer. Epicenter of quake was near 7 kilometer in North west of Malir.

Karachi has been experiencing an unusual series of tremors since June 1, with 31 minor earthquakes recorded so far in various parts of the city.

Authorities have issued an alert, warning that further seismic activity is likely over the next three to four days.