| *** Taxonomy Characterization Data *** |
| Pedon ID: 89IL025033 | ( Clay, Illinois ) | Print Date: Apr 19 2025 1:26AM |
| Sampled as on Aug 1, 1989: | Grantfork ; Fine-loamy, mixed, mesic, sloping Aeric Ochraqualf |
| Revised to correlated: | Grantfork ; Fine-loamy, mixed, superactive, mesic Aeric Epiaqualfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP90IL003 CLAY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1989IL025033 Lat: 38° 41' 31.00" north Long: 88° 22' 35.99" west MLRA: 113 | National Soil Survey Center | |
| - | Pedon No. | 90P0009 | 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 | ||||||||||||
| 90P00071 | 0-20 | Ap | N | 29.9 | 0.46 | ||||||||
| 90P00072 | 20-33 | Bt | N | 29.9 | 0.46 | ||||||||
| 90P00073 | 33-43 | 2Btg1 | N | 29.6 | 0.48 | ||||||||
| 90P00074 | 43-66 | 2Btg2 | N | 30.0 | 0.49 | ||||||||
| 90P00075 | 66-91 | 2Btg3 | N | 26.2 | 0.49 | ||||||||
| 90P00076 | 91-119 | 2Btg4 | N | 26.7 | 0.49 | ||||||||
| 90P00077 | 119-152 | 2BCg | N | 30.0 | 0.45 | ||||||||
| 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 | 8D1 | 8A3a | 5D2 | ||||||||||||||
| 90P00071 | 0-20 | Ap | N | 7.2 | 0.88 | 0.70 | tr | ||||||||||||
| 90P00072 | 20-33 | Bt | N | 5.7 | 0.53 | 0.69 | 3 | ||||||||||||
| 90P00073 | 33-43 | 2Btg1 | N | 7.1 | 0.13 | 0.78 | 0.42 | 5 | |||||||||||
| 90P00074 | 43-66 | 2Btg2 | N | 8.3 | 0.12 | tr | 0.79 | 0.83 | 7 | ||||||||||
| 90P00075 | 66-91 | 2Btg3 | N | 8.4 | 0.07 | 2 | 0.77 | 1.34 | 10 | ||||||||||
| 90P00076 | 91-119 | 2Btg4 | N | 8.3 | 0.07 | tr | 0.77 | 1.06 | 9 | ||||||||||
| 90P00077 | 119-152 | 2BCg | N | 7.9 | 0.08 | -- | 0.77 | 0.68 | 7 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.76 | (NA) | |
| Clay, carbonate free, Weighted Average | 30 | % wt | |
| Clay, total, Weighted Average | 30 | % wt | |
| Weighted averages based on control section: 20-70 cm | |||