USDA Forest Service currently operates 4 Marsh S-2F3AT's. You can find the details of each aircraft, including registration, listed below.
| Registration | Type | Status | Delivery Date | |
|---|---|---|---|---|
 |
N431DF | Marsh S-2F3AT Turbo Tracker | Active | 11.07.00 |
|
N432DF | Marsh S-2F3AT Turbo Tracker | Active | 30.08.00 |
|
N435DF | Marsh S-2F3AT Turbo Tracker | Active | 01.02.00 |
|
N437DF | Marsh S-2F3AT Turbo Tracker | Active | 01.02.00 |