| *** Taxonomy Characterization Data *** |
| Pedon ID: 84IA1410022 | ( O'Brien, Iowa ) | Print Date: Nov 12 2024 5:32AM |
| Sampled as on Nov 1, 1984: | Sac ; Fine-silty, mixed, mesic Typic Hapludoll |
| Revised to correlated: | Sac ; Fine-silty, mixed, mesic Typic Hapludolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP85IA137 O'BRIEN COUNTY EROSION | Natural Resources Conservation Service |
| - | Site ID | S1984IA1410022 Lat: 43° 1' 30.01" north Long: 95° 30' 49.99" west MLRA: 107 | National Soil Survey Center | |
| - | Pedon No. | 85P0508 | 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 | |||||||||||
| 85P02522 | 0-20 | Ap | S | 35.9 | 0.46 | 1 | -- | ||||||
| 85P02523 | 20-38 | A | S | 36.1 | 0.45 | 1 | -- | ||||||
| 85P02524 | 38-56 | BA | S | 33.3 | 0.44 | 1 | -- | ||||||
| 85P02525 | 56-79 | Bw1 | S | 30.8 | 0.44 | 1 | -- | ||||||
| 85P02526 | 79-99 | Bw2 | S | 27.1 | 0.45 | 3 | -- | ||||||
| 85P02527 | 99-107 | BC | S | 23.2 | -- | 0.47 | 12 | -- | |||||
| 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 | |||||||||||||||||
| 85P02522 | 0-20 | Ap | S | 5.7 | 3.04 | ||||||||||||||
| 85P02523 | 20-38 | A | S | 6.2 | 2.09 | ||||||||||||||
| 85P02524 | 38-56 | BA | S | 6.2 | 1.16 | ||||||||||||||
| 85P02525 | 56-79 | Bw1 | S | 6.5 | 0.70 | ||||||||||||||
| 85P02526 | 79-99 | Bw2 | S | 7.0 | 0.41 | ||||||||||||||
| 85P02527 | 99-107 | BC | S | 8.0 | 0.31 | tr | |||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 31 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 31 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||