The 8th Awards Ceremony for the Prince Sultan Bin Abdulaziz International Prize for Water (PSIPW) took place on 29 October 2018 at the United Nations Headquarters in New York City.

The UN Missions of Saudi Arabia, Tajikistan, and Thailand along with the United Nations Office of Outer Space Affairs (UNOOSA) co-sponsored the 29 October ceremony at the United Nations Headquarters, which took place under the patronage of the Custodian of the Two Holy Mosques, King Salman Bin Abdulaziz of Saudi Arabia. The ceremony was held in the ECOSOC Chamber and attended by approximately 400 high-level diplomats and UN officials.

The event was hosted by His Excellency, Mr. Elliott Harris, Assistant Secretary-General for Economic Development and Chief Economist and opened by Saudi ambassador to the United Nations, Mr. Abdullah Al-Muallimi.

Guest speakers included His Excellency, Mr. Abdurrahman Abdul Mohsen Al-Fadli, Saudi Minister of Environment, Water and Agriculture; Dr. Badran Al-Omar, rector of King Saud University; and Ms. Simonetta di Pippo, Director of the United Nations Office for Outer Space Affairs (UNOOSA).