| *** Taxonomy Characterization Data *** |
| Pedon ID: 1989MO183018 | ( St. Charles, Missouri ) | Print Date: Dec 4 2024 12:52PM |
| Sampled as on Dec 1, 1989: | Leta ; Clayey over loamy, montmorillonitic, mesic Fluvaquentic Hapludoll |
| Revised to correlated: | Blase ; Clayey over loamy, smectitic, mesic Fluvaquentic Hapludolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90MO108 ST CHARLES COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1989MO183018 Lat: 38° 51' 57.00" north Long: 90° 12' 8.01" west MLRA: 115 | National Soil Survey Center | |
| - | Pedon No. | 90P0435 | 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 | 3A1a1a | 8D1 | ||||||||||
| 90P02414 | 0-7 | Ap1 | S | 54.0 | 0.34 | tr | -- | ||||||
| 90P02415 | 7-20 | Ap2 | S | 54.9 | 0.38 | tr | -- | ||||||
| 90P02416 | 20-32 | Bw1 | S | 53.8 | 0.38 | tr | -- | ||||||
| 90P02417 | 32-44 | Bw2 | S | 62.4 | -- | -- | 0.39 | tr | -- | ||||
| 90P02418 | 44-59 | Bw3 | S | 42.8 | 0.43 | tr | -- | ||||||
| 90P02419 | 59-82 | C1 | S | 14.7 | 0.48 | 2 | -- | ||||||
| 90P02420 | 82-106 | C2 | S | 7.8 | 0.56 | 8 | -- | ||||||
| 90P02421 | 106-128 | C3 | S | 8.1 | 0.58 | 2 | -- | ||||||
| 90P02422 | 128-185 | C4 | S | 4.2 | 0.64 | 13 | -- | ||||||
| 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 | |||||||||||||
| 90P02414 | 0-7 | Ap1 | S | 6.4 | 1.31 | 96 | 84 | 0.69 | -- | ||||||||||
| 90P02415 | 7-20 | Ap2 | S | 5.9 | 1.19 | 92 | 84 | 0.71 | tr | ||||||||||
| 90P02416 | 20-32 | Bw1 | S | 6.1 | 1.15 | 94 | 83 | 0.71 | tr | ||||||||||
| 90P02417 | 32-44 | Bw2 | S | 6.6 | 0.68 | 98 | 88 | 0.69 | tr | ||||||||||
| 90P02418 | 44-59 | Bw3 | S | 6.6 | 0.61 | 99 | 87 | 0.74 | tr | ||||||||||
| 90P02419 | 59-82 | C1 | S | 6.2 | 0.46 | 100* | 95 | 0.97 | -- | ||||||||||
| 90P02420 | 82-106 | C2 | S | 6.7 | 0.24 | 100* | 92 | 1.17 | -- | ||||||||||
| 90P02421 | 106-128 | C3 | S | 7.7 | 0.26 | 4 | 100* | 100 | 1.17 | -- | |||||||||
| 90P02422 | 128-185 | C4 | S | 7.6 | 0.05 | 4 | 100* | 100 | 1.29 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.9 | (NA) | |
| Clay, carbonate free, Weighted Average | 30 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 3 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 30 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||