Upper Depth
| Attribute Label | UDEPTH |
|---|---|
| Title | Upper Depth |
| Description | Indicates the depth to the top of the horizon. For mineral soils the top of the mineral material is chosen as depth zero, and for any organic layers that are present (such as LFH) the values of both UDEPTH and LDEPTH will be negative. |
| Units | centimeters (cm) |