MNA � Head of Iran's Passive Defense Organization Brigadier General Gholamreza Jalali said that investigations are underway on the explosion of a gas storage facility in Parchin, east of Tehran.

Speaking to reporters on the sideline of a local event in Tehran, he was asked about claims made by the Israeli regime�s officials about the hacking of facilities in Parchin.

�As long as there is no conclusion on the issue, we cannot comment on whether gas facilities� explosion in Parchin has been caused by the hacking of computer systems,� he said.

�This is because cyber issues are complicated and need analysis, so, as long as this process is not completed, one cannot make a definite statement,� he added.

Images and videos of a massive explosion in east of Tehran went viral around 00:30 am local time on Friday (08:00 p.m. GMT on Thursday). Defense Ministry announced that the explosion was related to a gas storage facility and no one has been injured.

Head of the Defense Ministry�s Public Relations Office, Second Brigadier General Davud Abdi said on Friday that the incident �was caused by a leak in a gas tank in the Parchin area.�

�The incident occurred on a hill which was not a residential area and therefore no one was injured,� he added.