| *** Taxonomy Characterization Data *** |
| Pedon ID: 81WA059002 | ( Skamania, Washington ) | Print Date: Nov 13 2025 8:53PM |
| Sampled as on Feb 1, 1981: | Sinnice ; Ashy over pumiceous or cindery Entic Cryandept |
| Revised to correlated on Nov 28, 2007: | Sinnice ; Ashy over pumiceous or cindery Entic Cryandepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81WA242 MOUNT ST HELENS | Natural Resources Conservation Service |
| - | Site ID | S1981WA059002 Lat: 46° 16' 15.00" north Long: 122° 4' 45.01" west MLRA: 3 | National Soil Survey Center | |
| - | Pedon No. | 81P0540 | 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 | |||||||||||
| 81P03195 | 34-44 | 2A | S | 4.4 | 7.68 | 73 | 0.50 | 0.053 | 14 | ||||
| 81P03196 | 44-77 | 2BA | S | 2.5 | 1.92 | 100 | 87 | ||||||
| 81P03197 | 77-79 | 3Bw1 | S | 4.0 | 2.40 | 90 | 71 | ||||||
| 81P03198 | 79-85 | 3Bw2 | S | 3.4 | 1.76 | 28 | 0.97 | 0.017 | 1 | ||||
| 81P03199 | 85-120 | 3Bw3 | S | 2.0 | 0.65 | 67 | 1 | ||||||
| 81P03200 | 120-135 | 3Bw4 | S | 4.9 | 0.61 | 55 | 0.69 | 0.025 | 10 | ||||
| 81P03201 | 135-145 | 4C1 | S | 3.7 | 0.73 | 98 | 82 | ||||||
| 81P03202 | 145-179 | 4C2 | S | 1.6 | 1.44 | 100 | 89 | ||||||
| 81P03203 | 0-11 | C1 | S | 2.0 | 1.30 | 91 | 21 | ||||||
| 81P03204 | 11-34 | C2 | S | 2.0 | 1.05 | 92 | 14 | ||||||
| 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 | 4C1a1a1 | 6A1c | 8J | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||
| 81P03195 | 34-44 | 2A | S | 6.8 | 15.11 | 0.17 | 0.15 | 39 | 27 | 15.0 | 8.41 | 3.41 | 4 | 1 | |||||
| 81P03196 | 44-77 | 2BA | S | 4.8 | 7.5 | 1.13 | -- | tr | 21 | 13 | 1.7 | 1.68 | 0.68 | 47 | -- | ||||
| 81P03197 | 77-79 | 3Bw1 | S | 4.8 | 9.1 | 4.61 | 0.36 | 0.34 | 15 | 11 | 4.1 | 3.80 | 1.03 | 44 | 1 | ||||
| 81P03198 | 79-85 | 3Bw2 | S | 4.9 | 10.1 | 2.65 | 0.36 | 0.16 | 10 | 6 | 2.0 | 2.44 | 0.59 | 60 | -- | ||||
| 81P03199 | 85-120 | 3Bw3 | S | 5.4 | 9.9 | 0.44 | 0.38 | 0.05 | 20 | 7 | 0.4 | 0.75 | 0.20 | 25 | -- | ||||
| 81P03200 | 120-135 | 3Bw4 | S | 5.2 | 10.3 | 0.83 | 0.39 | 0.07 | 9 | 5 | 0.7 | 0.65 | 0.14 | 57 | -- | ||||
| 81P03201 | 135-145 | 4C1 | S | 5.2 | 10.3 | 0.61 | 0.49 | 0.08 | 14 | 7 | 1.0 | 0.97 | 0.27 | 50 | -- | ||||
| 81P03202 | 145-179 | 4C2 | S | 5.1 | 9.6 | 0.31 | 0.32 | 0.04 | 10 | 6 | 0.5 | 1.31 | 0.31 | 60 | -- | ||||
| 81P03203 | 0-11 | C1 | S | 5.1 | 7.5 | 0.08 | 0.14 | 0.02 | 93 | 57 | 1.4 | 0.70 | 0.70 | 7 | 7 | ||||
| 81P03204 | 11-34 | C2 | S | 5.2 | 7.3 | 0.25 | 0.15 | 0.02 | 100* | 50 | 0.60 | 17 | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 2.31 | (NA) | |
| Clay, carbonate free, Weighted Average | 2 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 72 | % wt | |
| Volume, >2mm, Weighted Average | 44 | % vol | |
| Clay, total, Weighted Average | 2 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||