| *** Taxonomy Characterization Data *** |
| Pedon ID: 91CO117003 | ( Summit, Colorado ) | Print Date: Nov 11 2024 10:32PM |
| Sampled as on Jun 29, 1991: | Leadville ; Loamy-skeletal, mixed Typic Cryoboralfs |
| Revised to correlated on May 1, 1998: | (unnamed) ; Loamy-skeletal, isotic Dystric Cryochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP92CO063 HOLY CROSS SSA | Natural Resources Conservation Service |
| - | Site ID | S1991CO117003 Lat: 39° 25' 26.00" north Long: 105° 58' 24.01" west MLRA: 48A | National Soil Survey Center | |
| - | Pedon No. | 92P0286 | 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 | ||||||||||||
| 92P01820 | 0-23 | A1/A2 | S | 15.9 | 0.64 | 71 | 38 | ||||||
| 92P01821 | 23-107 | Bt1/Bt2 | S | 7.5 | 0.85 | 88 | 36 | ||||||
| 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 | ||||||||||||
| 92P01820 | 0-23 | A1/A2 | S | 5.0 | 2.02 | 26 | 20 | 8.6 | 1.09 | 0.54 | 48 | 1 | |||||||
| 92P01821 | 23-107 | Bt1/Bt2 | S | 5.1 | 0.22 | 27 | 26 | 3.7 | 1.08 | 0.49 | 41 | 1 | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.08 | (NA) | |
| Clay, carbonate free, Weighted Average | 8 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 88 | % wt | |
| Volume, >2mm, Weighted Average | 36 | % vol | |
| Clay, total, Weighted Average | 8 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||