| Limitation | RWF | CEC | SOC | MBC | pH | EC |
| None | 1 | <5.00 | 5.00 - 10.00 | >25.00 | 6 - 7 | <3 |
| Slight | 2 | 5.00 - 10.00 | 3.00 - 5.00 | 20.00 - 25.00 | 5.80 - 6.00 & 7.00 - 7.40 | 3.00 - 5.00 |
| Moderate | 3 | 10.00 - 15.00 | 1.00 - 3.00 | 10.00 - 20.00 | 5.40 - 5.80 & 7.40 - 7.80 | 5.00 - 7.00 |
| Severe | 4 | 15.00 - 20.00 | 0.50 - 1.00 | 5.00 - 10.00 | 5.00 - 5.40 & 7.80 - 8.20 | 7.00 - 10.00 |
| Extreme | 5 | >20.00 | <0.50 | <5.00 | <5.00 & >8.20 | >10 |