Hyderabad: Security was stepped up in the national capital, especially at crowded areas like India Gate and railway stations, on Thursday in the wake of the serial blasts in Hyderabad.
A senior Delhi Police official said its personnel have been alerted and they were keeping a tight vigil on the city.
"We are always on alert. There is nothing to panic. All districts and railways have been alerted, especially India Gate and other vulnerable areas," the official said.
A high alert has been sounded across Maharashtra in the wake of the blasts in Hyderabad this evening, Home Minister R R Patil said.
"I have spoken to senior police officials and directed them to beef up security," Patil said.
Police sounded high alert in Hyderabad and other cities in Andhra Pradesh.
Police with dog squads began search operations in several busy market areas in Hyderabad and its twin city Secunderabad to foil any explosives.
Security was beefed up at Rajiv Gandhi International Airport at Shamshabad, state secretariat, Charminar and other vital installations, a police official said.
An alert was also sounded in coastal city of Visakhapatnam, temple town of Tirupati and other major towns across the state.
Alert has also been sounded across West Bengal following the serial blasts in Hyderabad this evening, police said.
In the wake of serial blasts in Hyderabad, the Uttar Pradesh government today directed all the districts in the state to step up security and take preventive measures.
"The government has alerted all the districts that anti-social and anti-national elements may disturb law and order in reaction to serial blasts at Hyderabad," an official spokesman said here.
A general alert was today sounded in Punjab following the twin blasts that rocked Hyderabad, a senior official said here.
The entire state has been put on alert, he said, adding that security measures had been heightened as a precautionary step to thwart any untoward incident.
At vulnerable places, including Bhakra Dam, malls, bus stands and railway stations, the security personnel had been deployed in larger numbers, officials said.
Several check posts had been set up in cities and on state and national highways to check unwanted elements, officials said.
Recently, Punjab DGP S S Saini had allayed fears that the state is on terror radar. However, he had asserted that state police is capable to foil evil designs of several militant outfits.
Meanwhile, Punjab Chief Minister Parkash Singh Badal and his Deputy Sukhbir Singh Badal had condemned the Hyderabad blasts.