Currently, Balochistan, after Sindh, being the second-largest producer of gas in Pakistan, has much less consumption of natural gas along with Khyber Pakhtunkhwa. On the other hand, Punjab, followed by Sindh, has the highest consumption of natural gas. (Dawn Pakistan 16-Jan-2019)
The Sui gas field is the biggest natural gas field in Pakistan. It is near Sui in Balochistan. The gas field was discovered in the late 1952 and the commercial exploitation of the field began in 1955. Sui gas field accounts for 6% of Pakistan’s gas production. Remaining reserves are estimated to be at about 800 billion cubic feet (tcf) and the daily production is around 500 million cubic feet (14,000,000 m3) of natural. The operator of the field is Pakistan Petroleum Limited. https://en.wikipedia.org/wiki/Fuel_extraction_in_Pakistan#:~:text=The%20Sui%20gas%20field%20is,6%25%20of%20Pakistan’s%20gas%20production.