| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974AK290005 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Nov 24 2024 7:15AM |
| Sampled as on May 30, 1974: | KOYUKUK |
| Revised to SSL: | (unnamed) ; Coarse-silty, mixed Typic Cryochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74AK011 INTERIOR ALASKA | Natural Resources Conservation Service |
| - | Site ID | S1974AK290005 Lat: 65° 1' 60.00" north Long: 150° 34' 59.98" west MLRA: 176 | National Soil Survey Center | |
| - | Pedon No. | 74C0096 | 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 | |||||||||||
| 74C00572 | 0-6 | E | S | 6.5 | 1.05 | 1 | 0.94 | 0.017 | -- | ||||
| 74C00573 | 6-17 | B1 | S | 6.3 | 1.05 | 1 | 1.20 | -- | -- | ||||
| 74C00574 | 17-32 | B2 | S | 9.7 | 1.25 | 3 | 1.42 | -- | -- | ||||
| 74C00575 | 32-68 | C1 | S | 6.2 | 0.85 | 1 | 1.53 | 0.004 | -- | ||||
| 74C00576 | 68-84 | C2 | S | 6.1 | 0.77 | 1 | 1.48 | 0.007 | -- | ||||
| 74C00577 | 84-129 | C3 | S | 5.5 | 0.82 | 2 | 1.44 | 0.005 | -- | ||||
| 74C00578 | 129-150 | C4 | S | 7.1 | 0.63 | 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||||
| 74C00571 | 5-0 | O | S | 38.24 | |||||||||||||||
| 74C00572 | 0-6 | E | S | 4.6 | 1.06 | 30 | 25 | 5.7 | 1.91 | 0.88 | 35 | 1 | |||||||
| 74C00573 | 6-17 | B1 | S | 5.3 | 0.48 | 34 | 34 | 5.1 | 2.08 | 0.81 | 14 | 1 | |||||||
| 74C00574 | 17-32 | B2 | S | 4.89 | 20 | 18 | 9.5 | 2.58 | 0.98 | 48 | tr | ||||||||
| 74C00575 | 32-68 | C1 | S | 5.5 | 0.25 | 80 | 76 | 9.2 | 1.84 | 1.48 | 1 | 1 | |||||||
| 74C00576 | 68-84 | C2 | S | 5.9 | 0.26 | 92 | 87 | 1.84 | 1 | ||||||||||
| 74C00577 | 84-129 | C3 | S | 6.1 | 0.30 | 90 | 87 | 1.95 | 1 | ||||||||||
| 74C00578 | 129-150 | C4 | S | 6.3 | 0.28 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.93 | (NA) | |
| Clay, carbonate free, Weighted Average | 6 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 1 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 6 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||