An earthquake of magnitude 4.1 occurred in the evening on Saturday, March 21st, 2026, at 8:16 pm local time near Gangtok, Gangtok district, Sikkim, India, as reported by India's National Center for Seismology (NCS).According to preliminary data, the quake was located at a shallow depth of 14. km. Shallow earthquakes are felt more strongly than deeper ones as they are closer to the surface. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter. Weak shaking might have been felt in Mangan (pop. 4,600) located 7 km from the epicenter, and Gangtok (pop. 100,300) 26 km away.Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include Singtam (pop. 6,100) located 36 km from the epicenter, Rangpo (pop. 10,500) 42 km away, Namchi (pop. 12,200) 48 km away, Kalimpong (pop. 43,000) 55 km away, Darjiling (pop. 123,800) 66 km away, and Siliguri (pop. 515,600) 95 km away.Earthquake data: Date & time: Mar 21, 2026 08:46 pm (Kolkata time) local time (21 Mar 2026 15:16 GMT)Magnitude: 4.1Depth: 14.00 kmEpicenter latitude / longitude: 27.56°N / 88.58°E (Mangan, Sikkim, India)Primary data source: NCS