| *** Taxonomy Characterization Data *** |
| Pedon ID: S2014AK290004 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Feb 16 2026 11:23AM |
| Sampled as on Jan 10, 2015: | Unnamed ; Loamy-skeletal, mixed, superactive Eutric Humigelepts |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2015USAK043 Yukon Flats and White Mountains Initial Survey | Natural Resources Conservation Service |
| - | Site ID | S2014AK290004 Lat: 65° 42' 31.87" north Long: 145° 2' 53.17" west MLRA: 231 | National Soil Survey Center | |
| - | Pedon No. | 15N0500 | Kellogg 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 | DbWR1 | |||||||||||
| 15N02557 | 0-9 | Oe | S | -- | -- | ||||||||
| 15N02558 | 9-15 | Oa | S | -- | -- | ||||||||
| 15N02559 | 15-23 | A | S | 18.0 | -- | 1.45 | 36.1 | 29 | 0.73 | 0.096 | 13 | ||
| 15N02560 | 23-38 | C | S | 13.6 | -- | 0.51 | 59 | 1.33 | 0.008 | 33 | |||
| 15N02561 | 38-45 | Ab1 | S | 20.8 | -- | 1.27 | 33.6 | 19 | 0.63 | 0.088 | 3 | ||
| 15N02562 | 45-85 | Cb1 | S | 15.5 | -- | 0.46 | 34 | 1.47 | 0.018 | 19 | |||
| 15N02563 | 85-90 | Ab2 | S | 13.9 | -- | 1.32 | 28.3 | 15 | 6 | ||||
| 15N02564 | 90-130 | Cb2 | S | 13.9 | -- | 0.44 | 60 | 53 | |||||
| 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 | 4H2a | 4E1a1a1a1 | 4F2 | ||||||||||||||||
| 15N02557 | 0-9 | Oe | S | 6.7 | 38.05 | 100* | 84 | ||||||||||||
| 15N02558 | 9-15 | Oa | S | 7.0 | 31.90 | 100* | 88 | ||||||||||||
| 15N02559 | 15-23 | A | S | 7.4 | 11.66 | -- | 100* | 90 | 3.26 | 0.97 | 1 | ||||||||
| 15N02560 | 23-38 | C | S | 8.0 | 2.43 | 5 | 100* | 0.93 | -- | ||||||||||
| 15N02561 | 38-45 | Ab1 | S | 7.7 | 13.16 | 1 | 100* | 3.62 | 0.55 | 1 | |||||||||
| 15N02562 | 45-85 | Cb1 | S | 8.3 | 1.71 | 6 | 100* | 0.65 | -- | ||||||||||
| 15N02563 | 85-90 | Ab2 | S | 8.2 | 7.24 | 1 | 100* | 3.37 | -- | ||||||||||
| 15N02564 | 90-130 | Cb2 | S | 8.4 | 2.58 | 12 | 100* | 0.76 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 39 | % wt | |
| Volume, >2mm, Weighted Average | 24 | % vol | |
| Clay, total, Weighted Average | 15 | % wt | |
| Clay, carbonate free, Weighted Average | 15 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4 | 1.17 | (NA) | |
| Weighted averages based on control section: 25-100 cm | |||