Defence Safety Authority (DSA) Service Inquiries (SI) - GOV.UK

Service Inquiry reports published by the DSA.

From:: Defence Safety Authority
Published: 21 August 2025

2025

Service Inquiry into the death of a soldier while driving a MAN Support Vehicle 6 tonne truck near Sennybridge Training Area on 20 September 2023
- 14 August 2025
- Corporate report
Service Inquiry to investigate the circumstances surrounding alleged unacceptable behaviour by UK Service Personnel in Kenya in contravention of MoD and Army policy on Sexual Exploitation and Abuse
- 12 August 2025
- Corporate report
Service Inquiry into the injury of a service person while undertaking Royal Marines Close Combat training at His Majesty’s Naval Base Clyde on 26 May 2023
- 1 May 2025
- Corporate report
Service Inquiry into the death of a service person during an adventurous training expedition to Stubai Glacier, Austria on 11 March 2023
- 20 March 2025
- Corporate report
Service Inquiry into the death of a service person following completion of a military exercise at Driffield Fieldcraft Training Area on 21 September 2023
- 9 January 2025
- Corporate report

2024

Service Inquiry into the fatal collapse of a service person while undertaking a run in Sennelager, Germany, on 16 January 2023
- 25 July 2024
- Corporate report
Service Inquiry into the death of a service person on 24 November 2022 following completion of a loaded march at Catterick
- 10 April 2024
- Corporate report
Service Inquiry into the death of a soldier from 23 Parachute Engineer Regiment at MOD Woodbridge, July 2022
- 29 February 2024
- Corporate report
Service Inquiry into the death of a Royal Air Force (RAF) service person and serious injuries during British Services Mountaineering Expedition, Pakistan July 2022
- 9 February 2024
- Corporate report
Service Inquiry into the death of a Royal Air Force (RAF) service person in a motorcycle accident at Cadwell Park race circuit on Friday 27 May 2022
- 18 January 2024
- Corporate report
Service Inquiry into the death of a service person in an accident with a Warrior armoured vehicle on Salisbury Plain Training Area on 21 June 2022
- 16 January 2024
- Corporate report

2023

Service Inquiry into the fatal accident involving a Scimitar Fighting Vehicle on Salisbury Plain Training Area - 15 October 2021
- 23 November 2023
- Corporate report
Service Inquiry into the loss of F-35B Lightning ZM152 (BK-18)
- 10 August 2023
- Corporate report
Service Inquiry into the fatality of a Royal Air Force parachute instructor at RAF Weston on the Green on 2 September 2021
- 22 June 2023
- Corporate report

2022

Service Inquiry investigating the accident involving F-35B ZM152 on HMS Queen Elizabeth on 17 November 2021 - Interim Report
- 8 September 2022
- Corporate report
Service Inquiry into the alleged exposure of UK Defence Personnel to asbestos during overseas exercises and training since 2018
- 18 August 2022
- Corporate report
Service Inquiry into a fatal night firing accident at Castlemartin Training Area
- 11 August 2022
- Corporate report
Service Inquiry into the Loss of Hawk T Mk1 XX189 from 736 Naval Air Squadron, RNAS Culdrose
- 28 July 2022
- Corporate report
Service Inquiry into the death of an Acting Petty Officer whilst attending the Senior Rates Leadership Course at HMS Collingwood
- 17 March 2022
- Corporate report

2021

Service Inquiry report following the death of a Royal Marine Recruit following a Beach Landing Exercise
- 12 August 2021
- Corporate report
Service Inquiry report following the deaths of two potential Recruits following the Common Selection Process
- 29 July 2021
- Corporate report
Service Inquiry report into the death of a soldier during a Jackal accident on Catterick Training Area
- 14 January 2021
- Corporate report

2020

Service Inquiry report into the death of a soldier during an annual fitness test at Brecon on 19 July 2016
- 22 December 2020
- Corporate report
Service Inquiry into the death of a soldier following an animal attack at Liwonde National Park, Malawi on 5 May 2019
- 30 October 2020
- Corporate report

2019

Service Inquiry into the death of a soldier from a gunshot wound at Camp Taji, Iraq on 2 January 2017
- 5 November 2019
- Corporate report
Service Inquiry into the death of a soldier in a Road Traffic Accident at Al Asad Air Base, Iraq on 31st January 2018
- 4 November 2019
- Corporate report
Service Inquiry into the accident involving HAWK T Mk1A XX204 on 20 March 2018
- 10 October 2019
- Corporate report
Service Inquiry into the accident involving a Hercules C-130J Mk4 (ZH873) Heavy Landing Incident on 25 August 2017
- 21 May 2019
- Corporate report
Service Inquiry report into the Loss of Watchkeeper (WK043) Unmanned Air Vehicle over Cardigan Bay in West Wales on 24 March 2017
- 11 April 2019
- Corporate report
Service Inquiry report into the Loss of Watchkeeper (WK042) Unmanned Air Vehicle over Cardigan Bay in West Wales on 3 February 2017
- 11 April 2019
- Corporate report

2018

Service Inquiry into the accident involving a Griffin MK1 ZJ241 at Yr Aran, Snowdonia, Wales
- 16 August 2018
- Corporate report
Service Inquiry report into the death of a soldier participating in a Night Live Firing Sniper Cadre at RAF Tain Range Field Firing Area on 1 November 2016.
- 9 August 2018
- Corporate report
Service Inquiry report into the Challenger 2 incident at Castlemartin Ranges, Pembrokeshire on 14 June 2017
- 26 July 2018
- Corporate report

2017

Service Inquiry into the death of a soldier participating in live fire tactical training at Heely Dodd Range, Otterburn on 22 August 2016
- 15 November 2017
- Corporate report
Service Inquiry report into the deaths of 3 soldiers in the Brecon Beacons, Wales, in July 2013
- 19 October 2017
- Corporate report
Service Inquiry into the aircraft accident involving YAK52 G-YAKB on 8 July 2016
- 15 June 2017
- Corporate report
Service Inquiry into the death of a soldier whilst parachuting at Bad Lippspringe, Germany, on 29 September 2015
- 12 April 2017
- Corporate report

2016

Service Inquiry into the Watchkeeper (WK006) Unmanned Air Vehicle (UAV) accident at Boscombe Down Aerodrome on 2 November 2015
- 15 December 2016
- Corporate report
Service Inquiry into an accident involving a Puma HC MK 2 (XW229) in Kabul, Afghanistan on 11 October 2015
- 15 December 2016
- Corporate report
Service Inquiry into death of a serviceman from 5 Rifles in Paderborn, Germany on 18 June 2015
- 17 August 2016
- Corporate report
Service Inquiry into the Watchkeeper (WK031) Unmanned Air Vehicle (UAV) accident at West Wales Airport on 16 October 2014
- 12 August 2016
- Corporate report
Service Inquiry into death of a Royal Marine during an endurance march on Dartmoor Training Area on 28 May 2015
- 17 March 2016
- Corporate report

2015

Service Inquiry: incident involving Voyager ZZ333 on 9 February 2014
- 23 March 2015
- Corporate report
Service Inquiry: incident involving Gazelle XZ936 on 2 June 2014
- 21 January 2015
- Corporate report

2014

Service Inquiry: accident involving Tornado ZD743 and Tornado ZD812 over Moray Firth
- 30 June 2014
- Corporate report
Service Inquiry: accident involving Sea King ZE428 at RNAS Yeovilton
- 22 May 2014
- Corporate report
Service Inquiry: accident involving Tucano ZF349 at RAF Linton-on-Ouse
- 20 March 2014
- Corporate report
Service Inquiry: accident involving Hawk TMk1 XX177 at RAF Scampton
- 6 February 2014
- Corporate report

2013

Service Inquiry investigating the accident involving Chinook ZA708 on 10 Aug 10
- 6 June 2013
- Corporate report
Service Inquiry into the aviation fuel contamination at Mount Pleasant Complex during the period 25 Jun to 05 Aug 11
- 27 February 2013
- Corporate report
Service Inquiry report into the incident involving Lynx XZ210 on 1 Dec 11
- 8 February 2013
- Corporate report
Service Inquiry report into the occurrence involving Squirrel HT1 ZJ276 on 20 April 2012
- 6 February 2013
- Corporate report
Service Inquiry report into the occurrence involving Chinook ZA671 on 07 April 2012
- 6 February 2013
- Corporate report

2012

Service inquiry: accident involving Red Arrows Hawk T Mk1 XX179 near Bournemouth
- 18 December 2012
- Corporate report
Service Inquiry investigating the accident involving Unmanned Air System (UAS) Hermes 450, ZK515 on 2 October 2011
- 30 March 2012
- Corporate report
Service Inquiry: low flying incident Tornado ZA557, Peebles
- 5 January 2012
- Corporate report

2011

Service Inquiry: incident involving Chinook ZH898, oxfordshire
- 15 December 2011
- Corporate report
Service inquiry investigating the accident to Tornado GR4 ZG792 on 27 Jan 11
- 28 July 2011
- Corporate report
Service Inquiry report into accident involving Puma XW211 on 5 Jul 2011
- 1 July 2011
- Corporate report

DSA Non-Statutory Inquiry reports

Non-Statutory Inquiry (NSI) report following a fatality during the Basic Sea Safety Course at Horsea Island, Portsmouth on 18 October 2019
- 28 July 2021
- Corporate report
The Non-Statutory Inquiry (NSI) report into a RAF BLSA Luge accident at Igls Austria on 29 January 2018
- 13 September 2018
- Corporate report

Published 21 August 2025

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