Diesel Fuel can be used in Quarries, Giant Excavator and Pump Jacks and can be bought at Outpost for 300 Low Grade Fuel and found at the following locations:
| Location | Max. Diesel Fuel | Keycard Requirement |
|---|---|---|
| Large Oil Rig | 4 | No keycard needed (open spawns) |
| Junkyard | 4 | No keycard needed (open spawns) |
| Airfield | 4 | One can spawn open, some behind Green + Blue Keycard |
| Small Oil Rig | 3 | No keycard needed (open spawns) |
| Water Treatment Plant | 3 | Blue Keycard required |
| Power Plant | 3 | Green + Blue Keycard required |
| Military Tunnels | 2 | Some spawns open, some behind Blue Keycard |
| The Dome | 2 | One spawns open, for one is a Green Keycard required |
| Radtown | 1 | No keycard needed (open spawns) |