| |
| 1997-mar-12 | Ordered |  A389 RFA Wave Knight | |
| 1997-mar-12 | Ordered | A390 RFA Wave Ruler originally to be built by Vickers at Barrow, construction was moved to Govan, to save that yard. | |
| 1998-may-22 | Laid down | A389 RFA Wave Knight Yard No 1119. Laid down at Barrow in a joint ceremony with HMS Albion. | |
| 2000-sep-29 | Launched | A389 RFA Wave Knight | |
| 2001-feb-9 | Launched | A390 RFA Wave Ruler at Govan, Yard No 321 | |
| 2002-nov | Homeport | A389 RFA Wave Knight arrived HMNB Devonport | |
| 2003-mar | Commissioned | A389 RFA Wave Knight to replace the decommissioned RFA Olwen. | |
| 2003-apr-27 | Commissioned | A390 RFA Wave Ruler | |
| 2003-sep | | A389 RFA Wave Knight departed UK for 9 month APT(N) deployment, returned on 3 Jun 2004. | |
| 2005-feb | Deployment | A389 RFA Wave Knight supporting Task Group 326.01 in the Caribbean, with HMS Liverpool as APT(N). Returned to UK 20 Dec 2005 | |
| 2006-jun-23 | Aircraft | A390 RFA Wave Ruler temporarily assigned Lynx HAS.3 XZ228 as 218 Flt / 335 until early Jul 2006 | |
| 2006-oct-11 | Deployment | A389 RFA Wave Knight  Operation Vela (Green Eagle) in support of Exercise Green Eagle phase of Operation Vela, off Sierra Leone | |
| 2007-apr-2 | Refit | A389 RFA Wave Knight at Cammell Laird in Birkenhead, until Jun 2007 | |
| 2008-jan-21 | Deployment | A389 RFA Wave Knight departed HMNB Portsmouth in support of a Royal Navy Middle East deployment. Returned to Devonport on 22 Nov. | |
| 2008-sep | Deployment | A390 RFA Wave Ruler Hurricane Ike relief operations Sent for 5 day relief mission as part of British contribution, in company with HMS Iron Duke. | |
| 2008-oct-3 | Port Visit | A390 RFA Wave Ruler start of a 5 day visit to Havana, Cuba while otherwise engaged in Caribbean anti-drug operations. | |
| 2010-feb | Deployment | A390 RFA Wave Ruler departed Portland Harbour for 21 month Atlantic Patrol Task (North) assignment, returning 12 Dec 2011. | |
| 2010-oct | Refit | A389 RFA Wave Knight at Cammell Laird in Birkenhead, Merseyside | |
| 2010-nov-4 | Deployment | A390 RFA Wave Ruler while on Atlantic Patrol Task (North), arrived at St Lucia after Hurricane Tomas for humanitarian relief duties | |
| 2011 | Deployment | A389 RFA Wave Knight Operation Unified Protector supported the contribution to the international forces and the UK Response Force Task Group with fuel | |
| 2011-apr | Deployment | A389 RFA Wave Knight departed HMNB Devonport for 11 month east of Suez support deployment with 815 NAS Lynx HMA.8 embarked, returning to Portland on 16 Mar 2012. | |
| 2011-jul-22 | Port Visit | A390 RFA Wave Ruler Met with Cayman Islands emergency planners in preparation for the 2011 Hurricane . | |
| 2011-aug | Deployment | A390 RFA Wave Ruler ordered to Turks and Caicos Islands for humanitarian support, after Hurricane Irene struck. | |
| 2012-apr-21 | Refit | A389 RFA Wave Knight at Cammell Laird, on Merseyside for 3 months. | |
| 2012-sep | Deployment | A390 RFA Wave Ruler Assigned as Support Ship to CTF 53 in the Red Sea and Indian Ocean. Also took up Gulf Readiness Tanker tasking from Oct 2012. Relieved by RFA Fort Victoria and returned to UK via Gibraltar in Jan 2013, for refit. | |
| 2013-jan | Deployment | A389 RFA Wave Knight departed UK for 15 month Atlantic Patrol Task (North) deployment, relieving RFA Argus. The period around Jan 2014 included first time embarking an armed USCG helicopter on a non-US ship. Returned to Portland on 24 Apr 2014. | |
| 2013-mar-20 | Port Visit | A389 RFA Wave Knight Seen at dock in Antigua | |
| 2014-jan | Deployment | A390 RFA Wave Ruler Left UK for Gulf support tanker deployment, relieving RFA Fort Victoria, as part of Operation Kipion. Relieved in turn by RFA Fort Victoria on station on 2 Jul 2015 | |
| 2014-sep-2 | Deployment | A389 RFA Wave Knight arrived in Gibraltar for Cougar 14 deployment, in company with HMS Bulwark and RFA Lyme Bay. | |
| 2015-feb-5 | Refit | A389 RFA Wave Knight refit at Birkenhead, completed by Aug 2015 | |
| 2016-jun-21 | Deployment | A389 RFA Wave Knight departed Devonport for APT(N) tasking. Joined by 815 NAS Lynx HMA.8 ZF558/336. | |
| 2016-oct-7 | Deployment | A389 RFA Wave Knight Hurricane Matthew relief operations arrived off the Bahamas late on 7 Oct to assist in Hurricane Matthew humanitarian relief. Lynx HMA.8 /336 embarked. | |
| 2017-feb-1 | Port Visit | A389 RFA Wave Knight visited Grand Cayman for 5 days | |
| 2017-jun-30 | Deployment | A389 RFA Wave Knight Relieved as APT(N) by RFA Mounts Bay at Fort de France | |
| 2017-aug-1 | Deployment | A390 RFA Wave Ruler Exercise Saxon Warrior 17 supporting Warships engaged in Exercise | |
| 2017-sep | Refit | A390 RFA Wave Ruler Began refit (Completed Apr 2018) on Merseyside | |
| 2018 | Refit | A389 RFA Wave Knight  CIWS Phalanx 20 mm Completed refit in Dec 2018, with Phalanx now fitted to the previously provided mount stations, fore and aft. | |
| 2018-apr-18 | | A390 RFA Wave Ruler Entered lay up period on Merseyside, after a refit | |
| 2021-may | Deployment | A389 RFA Wave Knight departed UK for 8 month Caribbean mission with an 815 NAS Wildcat embarked, returned 27 Jan 2022. | |
|
