| *** Taxonomy Characterization Data *** |
| Pedon ID: 1989MO183007 | ( St. Charles, Missouri ) | Print Date: Dec 12 2024 7:13AM |
| Sampled as on Nov 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 | S1989MO183007 Lat: 38° 51' 40.00" north Long: 90° 11' 37.99" west MLRA: 115 | National Soil Survey Center | |
| - | Pedon No. | 90P0427 | 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 | ||||||||||||
| 90P02347 | 0-8 | Ap1 | S | 58.8 | 0.33 | tr | -- | ||||||
| 90P02348 | 8-29 | Ap2 | S | 58.5 | 0.35 | tr | -- | ||||||
| 90P02349 | 29-55 | Bw | S | 43.8 | 0.43 | tr | -- | ||||||
| 90P02350 | 55-85 | 2C1 | S | 13.4 | 0.61 | 1 | -- | ||||||
| 90P02351 | 85-109 | 2C2 | S | 8.1 | 0.62 | 2 | -- | ||||||
| 90P02352 | 109-118 | 2C3 | S | 9.3 | 0.68 | 1 | -- | ||||||
| 90P02353 | 118-139 | 2C4 | S | 4.5 | 0.73 | 6 | -- | ||||||
| 90P02354 | 139-165 | 2C5 | S | 16.2 | 0.40 | 2 | -- | ||||||
| 90P02355 | 165-200 | 2C6 | S | 3.1 | 1.06 | 30 | -- | ||||||
| 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 | |||||||||||||
| 90P02347 | 0-8 | Ap1 | S | 6.2 | 1.36 | 92 | 84 | 0.67 | 1 | ||||||||||
| 90P02348 | 8-29 | Ap2 | S | 5.8 | 1.18 | 93 | 82 | 0.68 | 1 | ||||||||||
| 90P02349 | 29-55 | Bw | S | 6.7 | 0.57 | 99 | 87 | 0.75 | 1 | ||||||||||
| 90P02350 | 55-85 | 2C1 | S | 6.6 | 0.36 | 100* | 88 | 1.13 | 1 | ||||||||||
| 90P02351 | 85-109 | 2C2 | S | 6.8 | 0.26 | 100* | 92 | 1.32 | 2 | ||||||||||
| 90P02352 | 109-118 | 2C3 | S | 7.7 | 0.43 | 4 | 100* | 100 | 1.39 | 2 | |||||||||
| 90P02353 | 118-139 | 2C4 | S | 7.6 | 0.15 | 4 | 100* | 100 | 1.53 | 1 | |||||||||
| 90P02354 | 139-165 | 2C5 | S | 7.9 | 0.35 | 5 | 100* | 100 | 1.01 | 1 | |||||||||
| 90P02355 | 165-200 | 2C6 | S | 7.4 | 0.23 | 4 | 100* | 99 | 2.03 | 3 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.01 | (NA) | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 25 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||