National Security Services closed down Eye Radio FM in Juba on Friday midday.
An anonymous source from the Radio said three security officers came to the station and locked the three studios and went with the keys.
They also ordered all the journalists to leave the station immediately,’ the source added.
Eye Radio published a notice on its website, face book and Twitter read, ‘OFF-AIR: This is to inform you our esteemed listener that Eye Radio will unfortunately be shutting down its broadcast today for reasons beyond our control.’
‘We apologize for any inconveniences caused to you,’ the station added.
Eye Radio is a popular radio station in Juba with a number of FM repeaters across the country.