| *** Taxonomy Characterization Data *** |
| Pedon ID: 87IL187001 | ( Warren, Illinois ) | Print Date: Apr 23 2025 9:43AM |
| Sampled as on Aug 1, 1987: | Clarksdale ; Fine, montmorillonitic, mesic Udollic Ochraqualf |
| Revised to correlated on Jul 28, 2015: | Atterberry ; Fine-silty, mixed, superactive, mesic Aquollic Hapludalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP87IL225 WARREN COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1987IL187001 Lat: 40° 42' 11.48" north Long: 90° 34' 3.88" west MLRA: 115C | National Soil Survey Center | |
| - | Pedon No. | 87P0668 | 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 | 4A1d | |||||||||||
| 87P03532 | 0-18 | Ap | S | 21.5 | 0.51 | 2 | 1.32 | 0.022 | tr | ||||
| 87P03533 | 18-29 | E | S | 22.1 | 0.47 | 2 | 1.39 | 0.019 | -- | ||||
| 87P03534 | 29-43 | BE | S | 24.7 | 0.43 | 1 | 1.47 | 0.020 | -- | ||||
| 87P03535 | 43-59 | Bt | S | 26.7 | 0.45 | 1 | 1.41 | 0.028 | -- | ||||
| 87P03536 | 59-82 | Btg1 | S | 32.3 | 0.46 | 1 | -- | ||||||
| 87P03537 | 82-124 | Btg2 | S | 31.0 | 0.49 | 1 | 1.40 | 0.043 | -- | ||||
| 87P03538 | 124-147 | BCg | S | 28.5 | 0.50 | 1 | -- | ||||||
| 87P03539 | 147-170 | C | S | 24.6 | 0.50 | 1 | 1.36 | 0.038 | -- | ||||
| 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||||
| 87P03532 | 0-18 | Ap | S | 6.3 | 2.81 | 100* | 80 | 0.95 | tr | ||||||||||
| 87P03533 | 18-29 | E | S | 6.4 | 1.83 | 93 | 69 | 0.81 | 1 | ||||||||||
| 87P03534 | 29-43 | BE | S | 5.8 | 1.15 | 81 | 63 | 0.66 | 1 | ||||||||||
| 87P03535 | 43-59 | Bt | S | 5.5 | 0.82 | 80 | 64 | 13.8 | 0.64 | 0.52 | 1 | 1 | |||||||
| 87P03536 | 59-82 | Btg1 | S | 5.5 | 0.44 | 84 | 71 | 19.2 | 0.69 | 0.59 | 3 | tr | |||||||
| 87P03537 | 82-124 | Btg2 | S | 5.6 | 0.28 | 89 | 73 | 0.70 | tr | ||||||||||
| 87P03538 | 124-147 | BCg | S | 5.6 | 0.24 | 95 | 77 | 0.73 | tr | ||||||||||
| 87P03539 | 147-170 | C | S | 5.7 | 0.18 | 94 | 76 | 0.76 | 1 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.66 | (NA) | |
| Clay, carbonate free, Weighted Average | 28 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 28 | % wt | |
| Weighted averages based on control section: 29-79 cm | |||