Singh and Bhatia were swimming in the lake when a sudden current of water pushed them deeper.
More than 1,85,000 homes were damaged and 9,000 destroyed as 42,000 people remain in shelters amid overflowing rivers and reservoirs, Texas officials said.
Rescue work has intensified in Texas with officials launching search operations as desperate residents remain stranded without food and water.
One Indian student has died after he nearly drowned in a swollen lake in Texas.
India and China on Monday ended their standoff in Dokalam by withdrawing their troops from the area, just days before Prime Minister Narendra Modi's visit to China to attend the BRICS summit next week.
Thousands of emergency rescue teams officials remained on their toes, helping people affected by the deluge. Weather official said parts of state are expected to receive rainfall again.
At least 200 Indian students stranded at the University of Houston were being evacuated to safer places.
Around 13 million people continue to battle "catastrophic" flooding and torrential rains in storm-ravaged Texas where Hurricane Harvey has wreaked havoc.
Harvey is the most powerful hurricane to hit the United States mainland in 12 years on Saturday made landfall in central Texas coast with winds of 195 kmph.
China said Islamabad is at the frontline of combating terrorism.
Special Representatives of China and India have held 19 rounds of talks to resolve the boundary issue.
China's Navy wants to join hands with India to maintain security of the Indian Ocean
'Chinese government, people and the military were angry over India's dangerous move in Doklam'
The massive earthquake in Sichuan struck at 9:19 pm (local time) on Tuesday and the epicentre was monitored at a depth of 20 km, state-run Xinhua new agency reported.
China reiterated that no meaningful dialogue can be held with India until it "unconditionally" withdraws troops from the disputed Doklam area and said Foreign Minister Wang Yi has authoritatively made Beijing's position clear on the issue.
the Soviet leader bluntly told the then chairman of China's ruling Communist Party that he was responsible for the situation in Tibet.
Ren Guoqiang, a spokesperson of the Chinese defence ministry, in a statement said, "Chinese armed forces have also shown a high level of restraint with an eye to the general bilateral relations and the regional peace and stability."
Early this year the US along with the United Kingdom and France approached the United Nations's sanctions committee for the ban on Azhar.
The Foreign Ministry also posted a 15-page fact sheet with maps and other details about the standoff since it began on June 16.
The president said China would never allow "any people, organisation or political party to split any part of Chinese territory out of the country at any time, in any form."