| Sentinel Plain volcanic field | |
| Elevation M: | 160 |
| Location: | Arizona, U.S. |
| Coordinates: | 32.8°N -113.2°W |
| Type: | Volcanic field |
| Age: | 3.3 - 1.3 million years |
| Volcanic Arc/Belt: | Basin and Range Province |
Sentinel Plain volcanic field, also known as the Sentinel-Arlington volcanic field, is a monogenetic volcanic field in Arizona. The basalt is alkali.