| 1 well to excessively well drained sands and gravels, nearly level through sloping |
| 2 well drained, very fine sands and silts, nearly level to gently sloping |
| 3 course silts and loam with a firm basal till sloping layer, nearly level through sloping |
| 4 course silts and loam with a firm fragipan, nearly level through sloping |
| 5 heavy silts and clays, nearly level to gently sloping |
| 6 medium sands and silts with bedrock and surface stones, nearly level to through sloping |
| 7 silts, clays and very fine sands that are wet (hydric or hydric inclusions) nearly level to sloping |
| 8 silts influenced by bedrock, nearly level to sloping |
| 9 silts, clays and very fine sands that pond, nearly level (hydric) |
| 10 very fine sands and silts that flood, nearly level |
| 11 very fine sands, heavy silts and clays, gently sloping |
| 12 sands and silts that are influenced by steep slopes, moderately steep to steep (over 15 percent) |
| 13 sands, silts and clay that are dominated by very steep slopes (over 25 percent) |
| 14 organic material, nearly level (hydric) |
| 15 waterbodies and marshland (hydric) |