The prices of CNG and piped cooking gas for households in the national capital on Saturday were hiked by Rs 3 each in step with a rise in input natural gas prices.

The Rs 3 per kg increase in CNG price is the first hike in rates in over four months, while a Rs 3 per standard cubic metres increase in piped natural gas (PNG) was the first raise in two months.

CNG in the national capital territory of Delhi now costs Rs 78.61 per kg, up from Rs 75.61 per kg, according to the information posted on the website of Indraprastha Gas Ltd (IGL) — the firm which retails CNG and piped cooking gas in the national capital and adjoining cities.

This is the 14th increase in price since March 7. Rates were last increased by Rs 2 per kg on May 21. In all, the CNG price has risen by Rs 22.60 per kg during this period. Since April 2021, CNG prices have increased by Rs 35.21 per kg, or 80 per cent, according to data compiled by PTI.

Simultaneously, the rates of gas piped to household kitchens, called piped natural gas (PNG), was increased to Rs 53.59 per standard cubic metre in Delhi from Rs 50.59 per scm, according to IGL.

It is the 10th increase in PNG rates since August 2021. In all, prices have gone up by Rs 29.93 per scm, or almost 91 per cent.

IGL said rates of CNG and PNG have also been increased in Noida, Greater Noida, Ghaziabad and Gurgaon as well as other cities.