| Dec 41 | Formed from Flatholme Fire Command – Severn Defences | Bristol Channel, UK |
| Dec 42 | Flatholme Fire Command | Barry, Glamorgan, UK |
| Jun 45 | Disbanded | Barry, Glamorgan, UK |
Batteries
| Dec 41 | 145, 188, 189 |
| Dec 42 | 145, 146, 170, 187, 205, 430 |
| Apr 44 | 145, 146, 170, 184, 187, 188, 189, 205, 299, 366, 422, 430, 431 |
