Key
| Heavy Anti-Aircraft Site |  | Z Projector Battery |  |
| Coast Battery |  | Radar Station |  |
| Site No. early | Site No. late | Name | OS Grid Reference |
| Q | | Briton Ferry | SS 712 920 |
| R | | Port Tenant | SS 685 928 |
| S | | Mumbles | SS 627 873 |
| T | | Sketty | SS 622 920 |
| U | | Morriston | SS 680 977 |
| V | | Neath | SS 748 976 |
| N1 | Morriston | SS 695 984 |
| N2 | Neath | SS 745 975 |
| N3 | Jersey Marine | SS 712 934 |
| N4 | Raven Hill | SS 643 950 |
| N6 | Sketty | SS 625 916 |
| N7 | Briton Ferry | SS 754 927 |
| N8 | Margam Park | SS 791 861 |
| N9 | Bryn | SS 801 918 |
| N10 | Morfa Mawr | SS 779 843 |
| N25 | | SS 718 933 |
| N26 | Sketty | SS 625 916 |
Coding sequence integral with Cardiff & Newport
Gun Strengths
Battle of Britain & the Blitz
| Dates | 3.7 inch static | 3.7 inch mobile | 3 inch |
| Jul 40 | 0 | 12 | 0 |
| Aug 40 | 0 | 16 | 0 |
| Sep 40 | 0 | 20 | 4 |
| Oct 40 | 0 | 16 | 4 |
| Nov 40-Jan 41 | 0 | 18 | 4 |
| Feb 41 | 0 | 18 | 0 |
| Mar 41 | 0 | 26 | 6 |
| Apr 41 | 8 | 26 | 10 |
| May 41 | 12 | 25 | 9 |
Overlord & Diver
| Dates | 3.7 inch static |
| Mar-Jul 44 | 40 |
| Aug 44 | 24 |
| Jan 45 | 8 |
Heavy AA Regiments known to have occupied sites in this GDA
