| *** Taxonomy Characterization Data *** |
| Pedon ID: 1989MO183004 | ( St. Charles, Missouri ) | Print Date: May 19 2024 6:40PM |
| Sampled as on Nov 1, 1989: | Leta ; Clayey over loamy, montmorillonitic, mesic Fluvaquentic Hapludoll |
| Revised to correlated: | Blake ; Fine-silty, mixed, superactive, mesic Fluvaquentic Hapludolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90MO108 ST CHARLES COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1989MO183004 Lat: 38° 51' 54.99" north Long: 90° 11' 39.01" west MLRA: 115 | National Soil Survey Center | |
| - | Pedon No. | 90P0422 | 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 | 8D1 | ||||||||||||
| 90P02310 | 0-6 | Ap1 | S | 45.1 | 0.39 | tr | -- | ||||||
| 90P02311 | 6-24 | Ap2 | S | 46.1 | 0.40 | tr | -- | ||||||
| 90P02312 | 24-46 | Bw1 | S | 41.4 | 0.43 | tr | -- | ||||||
| 90P02313 | 46-77 | Bw2 | S | 34.9 | 0.45 | tr | -- | ||||||
| 90P02314 | 77-104 | 2C1 | S | 26.6 | 0.45 | tr | -- | ||||||
| 90P02315 | 104-125 | 2C2 | S | 8.9 | 0.63 | 2 | -- | ||||||
| 90P02316 | 125-145 | 2C3 | S | 15.2 | 0.53 | 1 | -- | ||||||
| 90P02317 | 145-178 | 2C4 | S | 5.2 | 0.77 | 2 | -- | ||||||
| 90P02318 | 178-200 | 2C5 | S | 13.3 | 0.59 | 2 | -- | ||||||
| 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 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||||
| 90P02310 | 0-6 | Ap1 | S | 6.2 | 1.69 | 98 | 84 | 0.75 | tr | ||||||||||
| 90P02311 | 6-24 | Ap2 | S | 5.6 | 1.28 | 89 | 79 | 30.9 | 0.75 | 0.67 | tr | tr | |||||||
| 90P02312 | 24-46 | Bw1 | S | 5.6 | 1.12 | 94 | 84 | 0.79 | 1 | ||||||||||
| 90P02313 | 46-77 | Bw2 | S | 6.5 | 0.67 | 100* | 90 | 0.81 | 1 | ||||||||||
| 90P02314 | 77-104 | 2C1 | S | 7.5 | 0.43 | 2 | 100* | 93 | 0.86 | 1 | |||||||||
| 90P02315 | 104-125 | 2C2 | S | 7.7 | 0.27 | 2 | 100* | 93 | 1.20 | 1 | |||||||||
| 90P02316 | 125-145 | 2C3 | S | 7.8 | 0.35 | 4 | 100* | 97 | 0.98 | 1 | |||||||||
| 90P02317 | 145-178 | 2C4 | S | 7.9 | 0.22 | 3 | 100* | 100 | 1.48 | 1 | |||||||||
| 90P02318 | 178-200 | 2C5 | S | 8.0 | 0.30 | 5 | 100* | 100 | 1.02 | 1 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.82 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 0 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 34 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||