| Thurstonfield Lough | |
| Location: | Cumbria, England |
| Coords: | 54.897°N -3.062°W |
| Type: | Freshwater |
| Pushpin Map: | Cumbria#United Kingdom City of Carlisle |
| Pushpin Map Caption: | Location in Cumbria, England##Location in the City of Carlisle district, Cumbria |
| Basin Countries: | United Kingdom |
| Length: | 1miles |
| Width: | 1miles |
| Depth: | 2743.2m (9,000feet) |
| Max-Depth: | 1feet |
| Cities: | Carlisle |
Thurstonfield Lough is an open water lough near Carlisle, Cumbria, and a Site of Special Scientific Interest.[1] [2]