These are designed to meet the stringent international/ISO 9002 digital survey accuracy standards required for the production of electronic navigation charts and publications.
[4] This ship is the namesake of HMIS Sutlej, the Black Swan-class sloop, which served in the Royal Indian Navy (RIN) during World War II.
Alongside special meteorological observations, geo-physical, tidal and tidal stream observations were carried out at Azhikkal, Kannur, Vadakara (Murat), Beypore and Kadalundi river mouth at the request of an external agency.
[10][11] In late 2016 the Sutlej provided relief assistance to the stricken fishing vessel Judan, with seven crew members on board, by towing them to the Kanyakumari port.
[12] The ship was also deployed in the aftermath of Gujarat earthquake at Kandla port to treat the injured.