| Date ofExercise | Location | Licensee/Sponsor | Level/Grade | Exercise Name | ONR Div | Remarks |
|---|---|---|---|---|---|---|
| 19 January 2012 | Southampton | MoD | GrB/L2 | Foxwater 12 | 3 | |
| 26 January 2012 | Dungeness B | EDF - Energy | Security | 1 | Confirmed | |
| 01 February 2012 | Chapelcross | Magnox | L2 | Jupiter | 1 | |
| 08 February 2012 | Torness | EDF- Energy | L1 | Wooler | 1 | Date revised from March 2012 (statutory outage) |
| 22 February 2012 | Heysham 2 | EDF- Energy | L1 | Pearl | 1 | |
| 07 March 2012 | Sellafield | Sellafield | L2 | 2 | ||
| 08 March 2012 | Sellafield | Sellafield Sites | Oscar 10 | 2 | National Recovery Exercise | |
| 14 March 2012 | Chapelcross | Magnox | L1 | 1 | ||
| 15 March 2012 | Capenhurst | Sellafield LTD | L1 | 2 | Silent Hours | |
| 20 March 2012 | Hunterson B | EDF - Energy | L1 & OCNS | Lapwing? | ||
| 21 March 2012 | Dungeness B | EDF - Energy | L2 | Windrush | 1 | |
| April 2012 | Amersham | GE Healthcare | Security | 2 | TBC | |
| 18 April 2012 | Hinkley Point B | EDF - Energy | L1 | 1 | ||
| 24 April 2012 | Springfield | Springfield Fuels | Security | Snowdon | 2 | |
| 25 April 2012 | Loch Ewe | MoD | GrB | Highport 12 | ||
| 10 May 2012 | Coulport | MoD | GrC | SheetBend 12 | 3 | Confirmed |
| 10 May 2012 | Trawsfynydd | Magnox | L2 | Fflint | 1 | |
| 17 May 2012 | Hunterston A | Magnox | L1 | Earth | 1 | |
| 23 May 2012 | Dounreay | DSRL | L1 | Delta 48 | 2 | |
| 24 May 2012 | Sellafield | Sellafield | L1 | 2 | ||
| 29 May 2012 | Aldermaston | AWE | L1 | 3 | ||
| June 2012 | Harwell | RSRL | Security | 2 | ||
| 13 June 2012 | Bradwell | Magnox | L1 | Spitfire | 1 | TBC |
| 20 June 2012 | Sizewell B | EDF- Energy | L1 | 1 | ||
| 27 June 2012 | Vulcan NTRE | MoD | GrC | Lonestar 12 | 3 | |
| 11 July 2012 | Dungeness B | EDF - Energy | L1 | 1 | Change of date | |
| 24 July 2012 | Trawsfynydd | Magnox LTD | L1 | 1 | Out of hours | |
| 25 July 2012 | Oldbury | Magnox | L1 | 1 | Out of hours TBC | |
| July 2012 | Barrow | MoD | GrC | Indigo 12 | 3 | Date and requirement tbc |
| 22 Aug 2012 | Dungeness A | Magnox | L1/CTC | 1 | Joint exercise | |
| Sept 2012 | Berkeley | Magnox | L2 | L2 exercise needs to be arranged by 09/09/2012 | ||
| Sept 2012 | GE Healthcare Amersham | GE Healthcare Ltd | L1 | 2 | TBC | |
| Sept 2012 | Heysham 1&2 | EDF - Energy | OCNS | 1 | ||
| 5 Sept 2012 | Hunterston A | Magnox | OCNS | 1 | TBC | |
| 5 Sep 2012 | Clyde | MoD | GrA/L3 | Short Sermon 12 | 3 | |
| 19 Sept 2012 | Springfields | Springfields | L1 | Starling | 2 | |
| 26 Sept 2012 | Hartlepool | EDF - Energy | Security | 1 | ||
| 26 Sept 2012 | Rosyth | MoD | GrC | Nightstar 12 | 3 | |
| Oct 2012 | Devonport | MoD | GrC/L1 | Kismet 12 | 3 | Date tbc |
| October 2012 | Harwell | RSRL | L1 | 2 | Awaiting Date | |
| October 2012 | Burghfield | AWE | L1 | Golden Fox | 3 | |
| 24 October 2012 | Springfields | Springfield | L3 | Heron 5 | 2 | National multi agency exercise |
| 31 October 2012 | Wylfa | Magnox | L1 | 1 | ||
| 2 November 2012 | Hartlepool | EDF- Energy | L1 | 1 | Moved from 05/12/2012 | |
| 7 November 2012 | Portsmouth | MoD | GrC | Golden Fox 12 | 3 | Date tbc |
| 7 November 2012 | Sizewell B | EDF - Energy | Security | 1 | ||
| 14 November 2012 | Heysham 1 | EDF - Energy | L1 | 1 | ||
| 21 November 2012 | Sizewell A | Magnox | L1 | 1 | ||
| 27 November 2012 | Sellafield | Sellafield | L1 | 2 | TBC | |
| 28 November 2012 | Hartlepool | EDF - Energy | L1 | 1 | ||
| 5 December 2012 | Torness | EDF- Energy | Security | 1 | ||
| Jan 2013 | Dungeness B | EDF - Energy | Security | 1 | ||
| 20 February 2013 | Heysham 2 | EDF- Energy | L1 | 1 | ||
| 13 March 2013 | Chapelcross | Magnox | L1 | 1 | ||
| 13 March 2013 | Torness | EDF- Energy | L1 | 1 | ||
| 21 March 2013 | Hinkley Point B | EDF- Energy | L1 | HKB trying to deconflict day before HNB L1 poss 03/04/2013 | ||
| 23 April 2013 | Hunterston B | EDF- Energy | L1 | 1 | ||
| April 2013 | Amersham | GE Healthcare | Security | 2 | TBC | |
| Apr 2013 | Portland | MoD | GrB/L2 | Shortbill 13 | 3 | TBC |
| April 2013 | Clyde | MoD | GrC | Strathport 13 | 3 | TBC |
| May 2012 | Dounreay | DSRL | L1 | 2 | Awaiting Date | |
| 1 May 2013 | Dungeness B | EDF- Energy | L1 | 1 | TBC | |
| 15 May 2013 | Hartlepool | EDF - Energy | L2 | 1 | Provisional | |
| 16 May 2013 | Hunterston A | Magnox | L1 | 1 | ||
| 25 June 2013 | Trawsfyndd | Magnox | L1 | 1 | ||
| June 2013 | Vulcan NTRE | MoD | GrB/L2 | Lonestar 13 | 3 | TBC |
| July 2013 | Barrow | MoD | GrB/L2 | Indigo 13 | 3 | TBC |
| Sept 2013 | Amersham | GE Healthcare | L1 | 2 | TBC | |
| Sept 2013 | Heysham 1/2 | EDF - Energy | Security | 1 | ||
| Sept 2013 | Cylde | MoD | GrC | Evening Star 13 | 3 | |
| 11 Sept 2013 | Hunterston A | Magnox | OCNS | 1 | ||
| 25 Sept 2013 | Rosyth | MoD | GrC | Nightstar 13 | 3 | |
| Oct 2013 | Devonport | MoD | GrA/L3 | Short Sermon | 3 | TBC |
| 2 Oct 2013 | Hartlepool | EDF - Energy | Security | 1 | ||
| 16 Oct 2013 | Portsmouth | MoD | GrB/L2 | Golden Fox 13 | 3 | Confirmed |
| 7 November 2013 | Aldermaston | AWE | L2 | Aldex 13 | 3 | |
| 17 November 2013 | Hunterston B | EDF- Energy | OCNS | 1 | ||
| 20 November 2013 | Torness | EDF - Energy | Security | 1 | ||
| 27 November 2013 | Torness | EDF - Energy | Security | 1 | ||
| 27 November 2013 | Hartlepool | EDF - Energy | L1 | 1 | ||
| 19 March 2014 | Heysham 2 | EDF- Energy | L1 | 1 | ||
| 3 April 2014 | Hunterston B | EDF- Energy | L1 | 1 | ||
| 23 April 2014 | Torness | EDF - Energy | L1 | 1 | ||
| 6 July 2014 | Sizewell B | EDF - Energy | L1 | 1 | ||
| 26 November 2014 | Torness | EDF - Energy | Security | 1 |