| *** Primary Characterization Data *** |
| Pedon ID: S1974AK290006 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Nov 12 2024 9:38AM |
| Sampled as on May 30, 1974: | MCCLOUD |
| Revised to SSL: | (unnamed) ; Coarse-silty, mixed Dystric Cryochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL74AK011 INTERIOR ALASKA | Natural Resources Conservation Service |
| - | Site ID | S1974AK290006 Lat: 65° 3' 0.01" north Long: 150° 37' 0.01" west MLRA: 176 | National Soil Survey Center | |
| - | Pedon No. | 74C0097 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 74C00579 | O | O1 | 4-0 | 74579 | ||||
| 74C00580 | A | A1 | 0-5 | 74580 | SI | |||
| 74C00581 | E | A2 | 5-15 | 74581 | SIL | |||
| 74C00582 | B | B2 | 15-24 | 74582 | SI | |||
| 74C00583 | C | C1 | 24-30 | 74583 | SIL | |||
| 74C00584 | 2C1 | 2 C2 | 30-40 | 74584 | SIL | |||
| 74C00585 | 2C2 | 2 C3 | 40-61 | 74585 | SIL | |||
| 74C00586 | 2C3 | 2 C4 | 61-72 | 74586 | ||||
| 74C00587 | 2C4 | 2 C5 | 72-90 | 74587 | COSL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Volume, >2mm, Weighted Average | 20 | % vol | |
| Weighted averages based on control section: 25-100 cm | |||
| PSDA & Rock Fragments | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| (- - - - - Total - - - - - -) | (- - Clay - - -) | (- - - - Silt - - - - -) | (- - - - - - - - - - - - Sand - - - - - - - - - - - -) | ( Rock Fragments (mm) ) | |||||||||||||||||
| Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
| Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
| Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3B1 | 3B1 | 3B1 | ||||||||
| 74C00579 | 4-0 | O | S | -- | -- | -- | |||||||||||||||
| 74C00580 | 0-5 | A | S | si | 8.1 | 82.8 | 9.1 | 39.4 | 43.4 | 3.8 | 1.5 | 0.6 | 1.2 | 2.0 | 2 | tr | -- | 7 | 2 | ||
| 74C00581 | 5-15 | E | S | sil | 7.3 | 76.3 | 16.4 | 34.4 | 41.9 | 7.7 | 1.6 | 0.7 | 1.9 | 4.5 | 6 | tr | -- | 14 | 6 | ||
| 74C00582 | 15-24 | B | S | si | 6.2 | 85.8 | 8.0 | 43.2 | 42.6 | 5.2 | 0.9 | 0.2 | 0.6 | 1.1 | tr | -- | -- | 3 | tr | ||
| 74C00583 | 24-30 | C | S | sil | 8.3 | 78.0 | 13.7 | 37.3 | 40.7 | 7.1 | 1.3 | 0.4 | 0.9 | 4.0 | 3 | tr | -- | 9 | 3 | ||
| 74C00584 | 30-40 | 2C1 | S | sil | 7.8 | 53.8 | 38.4 | 22.7 | 31.1 | 5.2 | 4.9 | 3.6 | 8.9 | 15.8 | 25 | 14 | 4 | 62 | 43 | ||
| 74C00585 | 40-61 | 2C2 | S | sil | 8.8 | 59.9 | 31.3 | 26.9 | 33.0 | 6.2 | 3.9 | 2.8 | 6.8 | 11.6 | 19 | 15 | -- | 51 | 34 | ||
| 74C00586 | 61-72 | 2C3 | S | -- | -- | -- | |||||||||||||||
| 74C00587 | 72-90 | 2C4 | S | cosl | 8.6 | 20.4 | 71.0 | 12.8 | 7.6 | 7.4 | 12.9 | 7.1 | 16.7 | 26.9 | 28 | 20 | 9 | 84 | 57 | ||
| *** Primary Characterization Data *** |
| Pedon ID: S1974AK290006 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Nov 12 2024 9:38AM |
| Sampled As | : | MCCLOUD | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 74C0097 | |||
| Bulk Density & Moisture | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (Bulk Density) | Cole | (- - - - - - - - - - - Water Content - - - - - - - - - - -) | ( Air Dry-Oven Dry ) | WRD | Aggst | ||||||||||||
| 33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
| Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
| Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
| 4A1d | 4A1h | 4B1c | 4B1c | 3C2a1a | 3D1 | 4C1 | 8D1 | 8D1 | |||||||||
| 74C00579 | 4-0 | O | S | 80.7 | 1.006 | ||||||||||||
| 74C00580 | 0-5 | A | S | 0.95 | 0.96 | 0.003 | 19.4 | 17.3 | 10.1 | 1.019 | 0.07 | 2.93 | 1.25 | ||||
| 74C00581 | 5-15 | E | S | 1.18 | 1.20 | 0.005 | 33.8 | 24.6 | 5.8 | 1.019 | 0.22 | 1.62 | 0.79 | ||||
| 74C00582 | 15-24 | B | S | 1.25 | 1.27 | 0.005 | 35.7 | 28.2 | 6.1 | 1.019 | 0.28 | 1.95 | 0.98 | ||||
| 74C00583 | 24-30 | C | S | 1.27 | 1.29 | 0.005 | 31.5 | 25.6 | 6.0 | 1.019 | 0.25 | 1.57 | 0.72 | ||||
| 74C00584 | 30-40 | 2C1 | S | 4.7 | 1.019 | 1.14 | 0.60 | ||||||||||
| 74C00585 | 40-61 | 2C2 | S | 1.46 | 1.47 | 0.002 | 25.4 | 19.6 | 5.2 | 1.019 | 0.16 | 1.10 | 0.59 | ||||
| 74C00586 | 61-72 | 2C3 | S | 1.019 | |||||||||||||
| 74C00587 | 72-90 | 2C4 | S | 3.9 | 1.019 | 1.13 | 0.45 | ||||||||||
| Carbon & Extractions | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
| (- - - - - Total - - - - -) | Est | OC | C/N | (- - - Dith-Cit Ext - - -) | (- - - - - - Ammonium Oxalate Extraction - - - - - -) | (- - - Na Pyro-Phosphate - - -) | ||||||||||||||||
| Depth | C | N | S | OC | (WB) | Ratio | Fe | Al | Mn | Al+½Fe | ODOE | Fe | Al | Si | Mn | C | Fe | Al | Mn | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - % of <2 mm - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - - - % of < 2mm - - - - -) | |||||||||||||||
| 6B3a | 6A1c | 6C2b | 6G7a | 6C8a | 6G10 | |||||||||||||||||
| 74C00579 | 4-0 | O | S | 1.547 | 22.58 | 0.7 | 0.5 | 0.4 | 0.4 | |||||||||||||
| 74C00580 | 0-5 | A | S | 0.200 | 3.59 | 18 | 0.9 | 0.2 | 0.4 | 0.2 | ||||||||||||
| 74C00581 | 5-15 | E | S | 0.068 | 1.01 | 15 | 1.4 | 0.2 | 0.3 | 0.1 | ||||||||||||
| 74C00582 | 15-24 | B | S | 0.072 | 0.89 | 12 | 1.3 | 0.2 | 0.3 | 0.2 | ||||||||||||
| 74C00583 | 24-30 | C | S | 0.071 | 1.03 | 15 | 1.1 | 0.2 | 0.3 | 0.1 | ||||||||||||
| 74C00584 | 30-40 | 2C1 | S | 0.034 | 0.34 | 10 | 1.0 | 0.1 | 0.1 | 0.1 | ||||||||||||
| 74C00585 | 40-61 | 2C2 | S | 0.037 | 0.32 | 9 | 1.2 | 0.1 | 0.1 | 0.1 | ||||||||||||
| 74C00587 | 72-90 | 2C4 | S | 1.4 | 0.1 | tr | tr | |||||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1974AK290006 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Nov 12 2024 9:38AM |
| Sampled As | : | MCCLOUD | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 74C0097 | |||
| CEC & Bases | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (- - - - - - NH4OAC Extractable Bases - - - - -) | CEC8 | CEC7 | ECEC | (- - - - Base - - - -) | |||||||||||||
| Sum | Acid- | Extr | KCl | Sum | NH4 | Bases | Al | (- Saturation -) | |||||||||
| Depth | Ca | Mg | Na | K | Bases | ity | Al | Mn | Cats | OAC | +Al | Sat | Sum | NH4OAC | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - cmol(+) kg-1 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
| 6N2e | 6O2d | 6P2b | 6Q2b | 6H5a | 6G9b | 5A3a | 5A8b | 5A3b | 5G1 | 5C3 | 5C1 | ||||||
| 74C00579 | 4-0 | O | S | 12.8 | 4.2 | 0.2 | 2.0 | 49.4 | 78.8 | ||||||||
| 74C00580 | 0-5 | A | S | 1.6 | 0.5 | 0.1 | 0.2 | 2.4 | 21.7 | 5.0 | 24.1 | 23.7 | 7.4 | 68 | 10 | 10 | |
| 74C00581 | 5-15 | E | S | 0.6 | 0.2 | 0.1 | 0.2 | 1.1 | 11.4 | 2.6 | 12.5 | 11.8 | 3.7 | 70 | 9 | 9 | |
| 74C00582 | 15-24 | B | S | 1.4 | 0.4 | 0.1 | 0.1 | 2.0 | 10.6 | 2.8 | 12.6 | 12.1 | 4.8 | 58 | 16 | 17 | |
| 74C00583 | 24-30 | C | S | -- | 0.3 | 0.1 | 0.1 | 0.5 | 11.8 | 2.9 | 12.3 | 13.0 | 3.4 | 85 | 4 | 4 | |
| 74C00584 | 30-40 | 2C1 | S | 3.1 | 0.7 | 0.1 | 0.1 | 4.0 | 6.5 | 0.9 | 10.5 | 8.9 | 4.9 | 18 | 38 | 45 | |
| 74C00585 | 40-61 | 2C2 | S | 4.2 | 1.6 | 0.1 | 0.1 | 6.0 | 4.1 | 0.3 | 10.1 | 9.7 | 6.3 | 5 | 59 | 62 | |
| 74C00587 | 72-90 | 2C4 | S | 6.3 | 2.5 | 0.1 | 0.2 | 9.1 | 0.4 | 0.2 | 9.5 | 9.7 | 9.3 | 2 | 96 | 94 | |
| Salt | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | |||
| (- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -) | 1:2 | ||||||||||||||||||||||
| Total | Elec | Elec | Exch | ||||||||||||||||||||
| Depth | Ca | Mg | Na | K | CO3 | HCO3 | F | Cl | PO4 | Br | OAC | SO4 | NO2 | NO3 | H2O | Salts | Cond | Cond | Na | SAR | |||
| Layer | (cm) | Horz | Prep | (- - - - - mmol(+) L-1 - - - - -) | (- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -) | (- - - - % - - - -) | (- - dS m-1 - -) | % | |||||||||||||||
| 74C00580 | 0-5 | A | S | tr | |||||||||||||||||||
| 74C00581 | 5-15 | E | S | 1 | |||||||||||||||||||
| 74C00582 | 15-24 | B | S | 1 | |||||||||||||||||||
| 74C00583 | 24-30 | C | S | 1 | |||||||||||||||||||
| 74C00584 | 30-40 | 2C1 | S | 1 | |||||||||||||||||||
| 74C00585 | 40-61 | 2C2 | S | 1 | |||||||||||||||||||
| 74C00587 | 72-90 | 2C4 | S | 1 | |||||||||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1974AK290006 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Nov 12 2024 9:38AM |
| Sampled As | : | MCCLOUD | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 74C0097 | |||
| pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
| (- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
| CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
| Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
| Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
| 4C1a2a | 4C1a2a | 8C1b | ||||||||||||
| 74C00579 | 4-0 | O | S | 4.4 | ||||||||||
| 74C00580 | 0-5 | A | S | 3.7 | 4.1 | |||||||||
| 74C00581 | 5-15 | E | S | 4.0 | 4.5 | |||||||||
| 74C00582 | 15-24 | B | S | 4.0 | 4.5 | |||||||||
| 74C00583 | 24-30 | C | S | 4.0 | 4.6 | |||||||||
| 74C00584 | 30-40 | 2C1 | S | 4.3 | 5.0 | |||||||||
| 74C00585 | 40-61 | 2C2 | S | 4.6 | 5.4 | |||||||||
| 74C00587 | 72-90 | 2C4 | S | 5.1 | 5.7 | |||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1974AK290006 | ( Yukon-Koyukuk Census Area, Alaska ) | Print Date: Nov 12 2024 9:38AM |
| Sampled As | : | MCCLOUD | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 74C0097 | |||
| Clay Mineralogy (<.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| X-Ray | Thermal | Elemental | EGME | Inter | |||||||||||||||||
| SiO2 | Al2O3 | Fe2O3 | MgO | CaO | K2O | Na2O | Retn | preta | |||||||||||||
| Depth | Fract | 7A2i | tion | ||||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 74C00581 | 5.0-15.0 | E | tcly | CL 2 | MI 1 | ||||||||||||||||
| 74C00582 | 15.0-24.0 | B | tcly | KK 2 | MI 2 | ||||||||||||||||
| 74C00583 | 24.0-30.0 | C | tcly | KK 3 | MI 2 | VR 2 | |||||||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| CL Chlorite | KK Kaolinite | MI Mica | VR Vermiculite | |
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |