The gas supply to various cities including Karachi was suspended due to an explosion in the pipeline near Kandhkot.
The explosion took place in the pipeline from Sui to Karachi, said the officials.
The police said that the explosion was reported in the GhulamRasool village of Kandhkot.
An investigation has been started as police and other law enforcement agencies reached the spot soon after the explosion.
The preliminary investigation showed that the explosion took place due to the gas pressure in the pipeline.—INP