Schedule
| (1) | (2) | (3) | (4) |
|---|---|---|---|
| Name of High Security Prison | Radius in Nautical Miles | Position | Height in Feet |
| Albany | 2 | N5042·63 W00118·35 | 2,300 |
| Parkhurst | 2 | N5042·63 W00118.35 | 2,300 |
| Long Lartin | 2 | N5206·43 W00151·23 | 2,200 |
| Gartree | 2 | N5229·75 W00057·60 | 2,400 |
| Full Sutton | 2 | N5358·60 W00052·30 | 2,000 |
| Frankland | 2 | N5448·32 W00132·93 | 2,200 |
| Shotts | 2 | N5549·83 W00349·50 | 2,800 |