| *** Taxonomy Characterization Data *** |
| Pedon ID: 1989MO183015 | ( St. Charles, Missouri ) | Print Date: Dec 4 2024 3:25AM |
| Sampled as on Dec 1, 1989: | Parkville ; Clayey over loamy, montmorillonitic, mesic Fluvaquentic Hapludoll |
| Revised to correlated: | Carr ; Clayey over loamy, smectitic, mesic Typic Hapludolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90MO108 ST CHARLES COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1989MO183015 Lat: 38° 51' 43.01" north Long: 90° 9' 58.01" west MLRA: 115 | National Soil Survey Center | |
| - | Pedon No. | 90P0432 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Taxonomy Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | |||
| Fine | CaCO3 | 1500 | .1-75 | Bulk | Cole | Vol | Resist | ||||||
| Clay | Clay | Clay | kPa | Clay | mm | Den | Whole | % of | Min | ||||
| Depth | <.002 | <.0002 | <.002 | /Clay | Est | Frac | 33 kPa | Soil | Whole | % | |||
| Layer | (cm) | Horz | Prep | (---------% of <2 mm-------) | (-------- % --------) | g cm-3 | cm cm-1 | ||||||
| 3A1a1a | 3A1a1a | 8D1 | |||||||||||
| 90P02388 | 0-7 | Ap1 | S | 35.9 | 0.36 | 8 | -- | ||||||
| 90P02389 | 7-21 | Ap2 | S | 36.4 | 0.39 | 8 | -- | ||||||
| 90P02390 | 21-32 | Ap3 | S | 36.4 | 0.38 | 7 | -- | ||||||
| 90P02391 | 32-56 | Bw | S | 11.7 | 0.49 | 4 | -- | ||||||
| 90P02392 | 56-73 | C | S | 4.7 | 0.60 | 11 | -- | ||||||
| 90P02393 | 73-136 | 2C1 | S | 3.4 | 0.6 | 0.50 | 56 | -- | |||||
| 90P02394 | 136-172 | 2C2 | S | 2.3 | 0.3 | 0.52 | 83 | -- | |||||
| Taxonomy Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | |||
| pH | pH | Org | Tot | Al+½ Fe | CO3 as | (--- Base Sat ---) | NZ | ECEC | CEC7 | ECEC | Al | ||||||||
| Depth | H2O | NaF | C | C | Oxal | ODOE | CaCO3 | NH4 | Bases | P Ret | cmol(+) | /Clay | /Clay | Sat | E C | ESP | |||
| Layer | (cm) | Horz | Prep | (------------------------------------------ % --------------------------------------------) | kg -1 | % | dS m-1 | % | |||||||||||
| 4C1a2a | 6A1c | 6E1g | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 90P02388 | 0-7 | Ap1 | S | 6.0 | 1.33 | 96 | 82 | 0.71 | -- | ||||||||||
| 90P02389 | 7-21 | Ap2 | S | 5.8 | 1.15 | 93 | 69 | 0.71 | -- | ||||||||||
| 90P02390 | 21-32 | Ap3 | S | 6.1 | 0.99 | 95 | 78 | 0.72 | tr | ||||||||||
| 90P02391 | 32-56 | Bw | S | 7.2 | 0.33 | 100* | 94 | 0.95 | 1 | ||||||||||
| 90P02392 | 56-73 | C | S | 7.7 | 0.10 | 4 | 100* | 100 | 1.23 | -- | |||||||||
| 90P02393 | 73-136 | 2C1 | S | 7.8 | 0.06 | 2 | 100* | 100 | 1.06 | -- | |||||||||
| 90P02394 | 136-172 | 2C2 | S | 7.8 | 0.02 | 1 | 100* | 100 | 1.04 | 21 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.11 | (NA) | |
| Clay, carbonate free, Weighted Average | 9 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 25 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 9 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||