| *** Taxonomy Characterization Data *** |
| Pedon ID: 1989MO183016 | ( St. Charles, Missouri ) | Print Date: Dec 4 2024 12:57PM |
| Sampled as on Dec 1, 1989: | Leta ; Clayey over loamy, montmorillonitic, mesic Fluvaquentic Hapludoll |
| Revised to correlated: | Blase ; Clayey over loamy, smectitic, mesic Aquic Hapludolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90MO108 ST CHARLES COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1989MO183016 Lat: 38° 51' 48.00" north Long: 90° 9' 54.99" west MLRA: 115 | National Soil Survey Center | |
| - | Pedon No. | 90P0433 | 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 | |||||||||||
| 90P02395 | 0-11 | Ap1 | S | 36.6 | 0.38 | 2 | -- | ||||||
| 90P02396 | 11-32 | Ap2 | S | 36.3 | 0.40 | 3 | -- | ||||||
| 90P02397 | 32-59 | Bw | S | 36.6 | 0.45 | 1 | -- | ||||||
| 90P02398 | 59-74 | 2C1 | S | 9.8 | 0.54 | 5 | -- | ||||||
| 90P02399 | 74-91 | 2C2 | S | 7.7 | 0.61 | 2 | -- | ||||||
| 90P02400 | 91-102 | 2C3 | S | 7.8 | 0.65 | 1 | -- | ||||||
| 90P02401 | 102-129 | 2C4 | S | 3.7 | 0.68 | 11 | -- | ||||||
| 90P02402 | 129-140 | 3C1 | S | 2.7 | 0.3 | 0.70 | 59 | -- | |||||
| 90P02403 | 140-185 | 3C2 | S | 1.4 | 0.71 | 90 | -- | ||||||
| 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 | |||||||||||||
| 90P02395 | 0-11 | Ap1 | S | 6.4 | 1.38 | 100* | 82 | 0.74 | 1 | ||||||||||
| 90P02396 | 11-32 | Ap2 | S | 6.5 | 1.12 | 99 | 84 | 0.75 | 1 | ||||||||||
| 90P02397 | 32-59 | Bw | S | 7.0 | 0.60 | 100* | 86 | 0.78 | 1 | ||||||||||
| 90P02398 | 59-74 | 2C1 | S | 7.6 | 0.31 | 2 | 100* | 94 | 1.06 | 1 | |||||||||
| 90P02399 | 74-91 | 2C2 | S | 7.7 | 0.27 | 4 | 100* | 100 | 1.17 | 1 | |||||||||
| 90P02400 | 91-102 | 2C3 | S | 7.8 | 0.26 | 6 | 100* | 100 | 1.28 | 1 | |||||||||
| 90P02401 | 102-129 | 2C4 | S | 7.8 | 0.06 | 4 | 100* | 100 | 1.38 | 2 | |||||||||
| 90P02402 | 129-140 | 3C1 | S | 8.0 | 0.06 | 2 | 100* | 100 | 1.33 | 3 | |||||||||
| 90P02403 | 140-185 | 3C2 | S | 7.4 | 0.03 | 1 | 100* | 100 | 2.50 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.98 | (NA) | |
| Clay, carbonate free, Weighted Average | 21 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 21 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||