As many as 65 people have died in the North Lombok district, nine in West Lombok district, four in the provincial capital Mataram and two each in Central Lombok and East Lombok districts.
More than 100 aftershocks have rattled Lombok since the quake, which was so powerful it was felt on the neighbouring island of Bali. However, an initial warning of a tsunami with waves of up to half a meter was later withdrawn.
Memories of the devastating 2004 tsunami which claimed 168,000 lives in Indonesia remain raw in the vast archipelago nation.
The death toll jumped from 37 hours earlier as the scale of the destruction began to emerge overnight.
The quake, recorded at magnitude 7.0 by the U.S. Geological Survey, struck early Sunday evening at a depth of 10.5 kilometers (6 miles) in the northern part of Lombok.
Residents in Mataram described a strong jolt that sent people scrambling out of buildings.
"I was watching TV when I felt a big shake", said Harian, a Lombok woman who uses one name.
The Minister, who is attending a security conference in Mataram, Lombok, described the situation in an update on Monday.
Ms Epper said there are broken temples, broken walls and broken houses everywhere in her village.
Officials have issued a tsunami warning and urged people to move away from the ocean.
Two strong earthquakes have struck the popular tourist islands of Lombok and Bali in the space of a week, killing close to 100 people and injuring hundreds of others.
On Lombok, thousands fled from their homes to gather in emergency shelters in open spaces, the National Disaster Mitigation Agency said.
Facilities at Lombok´s main airport were also unaffected, although passengers were briefly evacuated from the main terminal.
Law and Home Affairs Minister K Shanmugam said on Monday (Aug 6) that he and the Singapore delegation were waiting for a flight out of Lombok, after the Indonesian island was hit by a 6.9-magnitude natural disaster.
In 2004 a tsunami triggered by a magnitude 9.3 undersea quake off the coast of Sumatra in western Indonesia killed 220,000 people in countries around the Indian Ocean, including 168,000 in Indonesia.