NAS Shibpur was established in 2001 as a Forward Operating Air Base (FOAB) for enhanced surveillance in North Andaman. Presently, Dornier Do 228 aircraft and HAL Chetak helicopters of the navy and the Indian Coast Guard land at Shibpur once in a week, on their transit for surveillance of North Andaman Islands. In addition, the Indian Air Force operates its Dornier aircraft between Port Blair and Diglipur every Thursday for courier duties. In 2009, the government of India accorded sanction to commission NAS Shibpur as a full-fledged air station. The length of the runway is being extended to 12,000 ft and will enable day and night operations.