Rear Admiral Prasad Kariyapperuma assumed duties as the Chief Hydrographer of the Navy and Joint Chief Hydrographer to the Government of Sri Lanka at National Aquatic Resources Research and Development Agency (NARA)   (05th August 2022).
He assumed duties in the new appointment while discharging duties as Commander Southeastern Naval Area. Meanwhile, his predecessor former Chief of Staff of the Navy and Chief Hydrographer of the Navy and Government of Sri Lanka, Rear Admiral YN Jayarathne (Retd) formally handed over duties and responsibilities of the appointment to Rear Admiral Prasad Kariyapperuma.
The Sri Lanka Navy Hydrographic Service (SLNHS) delivers services to Sri Lanka Navy, Sri Lanka Coast Guard and other defence organizations enabling them to undertake their operational tasks. It also takes necessary steps to meet obligations under international conventions to ensure the safety at sea, assuring safe passage for the vessels in Sri Lanka's waters. Apart from that, the organization also plays a key role in providing assistance to stakeholder Governmental institutions other agencies to meet national demands.