New Delhi, July 6 (IANS) Compressed natural gas (CNG) prices in the national capital and adjoining towns will go up by Rs.2.90 a kg from Friday midnight, the third increase in rates this year, Indraprastha Gas said in a statement.

CNG in Delhi will cost Rs.38.35 a kg with effect from midnight,Indraprastha Gas Ltd, the sole retailer of CNG and piped natural gas in the national capital, said in a press statement late Friday.