A 4.9 magnitude earthquake struck Chamoli in Uttarakhand on October 6. The quake hit at 10:23 pm, the National Centre for Seismology said.

Tremors were felt across Delhi-NCR. Residents in high-rise buildings reported shaking that lasted a few seconds.

There were no immediate reports of damage or injuries. Authorities said they are monitoring the situation.

The Himalayan region is seismically active. Moderate quakes are common along the mountain belt.

Officials urged people to stay calm and follow safety guidelines. Aftershocks, if any, are usually milder.

Uttarakhand sits in a high seismic zone. The state has seen several moderate quakes this year. Disaster management teams were put on alert after the tremor. People in Delhi-NCR shared their experiences on social media. Experts advise the drop-cover-hold position during shaking. The NCS said it will issue updates if aftershocks occur. Chamoli has felt tremors several times this year. The district administration said all is well. Control rooms remain active.