To maintain or improve soil productivity, erosion must be kept within acceptable limits.†
| Percent Slope | Minimum Percent Ground Cover Needed |
|---|---|
| 0 | 0 |
| 5 | 10 |
| 10 | 40 |
| 15 | 60 |
| 20 | 70 |
| 25 | 75 |
| 30 | 80 |
† This table was constructed using the Universal Soil Loss Equation and the southeast Area, Erosion Bank. The goal is to keep erosion to approximately 12 tons/acre total for the recovery period of the disturbance.