| No. 3 Control and Reporting Unit | |
|---|---|
| Active | 1 November 1967 |
| Branch | RAAF |
| Role | Air Defence |
| Part of | 41 Wing |
| Garrison/HQ | RAAF Base Williamtown |
| Motto | Unite |
No. 3 Control and Reporting Unit (3CRU) is a Royal Australian Air Force surveillance unit. 3CRU is currently located at RAAF Base Williamtown near Newcastle, New South Wales and is primarily responsible for conducting surveillance of the air-sea gap between Australia and its northern neighbours. Operating from the Eastern Region Operations Centre, known commonly as East ROC, 3CRU is the premier ADGE unit. A detachment of 3CRU, 3CRU DET TDL, operates from the Northern Region Operations Centre (North ROC) at RAAF Base Tindal and is currently being upgraded to the AIR5333 project Vigilaire.