The history of the Indonesia Haj Pilgrimage programs could not be separated from the Onrust. In the early 20th Century (1911), the Dutch Colonial Government designated Onrust as a Quarantine for returning Haj Pilgrims.
The purpose was to prevent the spread of transferrable diseases that my be borne by the pilgrims.
For this purpose, 35 barracks were built. These barracks were able to accommodate approximately 3500 returning pilgrims were required to stay on the island for at least 5 days before they were allowed to leave.
A hospital, complete with the Doctors and nurses, were also built. Pilgrims that passed away during the quarantine were transported aboard “ The Onrust “ to the nearby Pulau sakit (now Pulau Bidadari) or pulau kelor to be buried The Haj Pilgrims Quarantine was discontinued in 1933, with the construction was discontinued in 1933, with the construction of the new tanjung priok Harbor.
