| *** Taxonomy Characterization Data *** |
| Pedon ID: 91CO097002 | ( Pitkin, Colorado ) | Print Date: Nov 23 2024 5:05PM |
| Sampled as on Jul 30, 1991: | Tolby ; Sandy-skeletal, mixed Typic Cryochrepts |
| Revised to correlated on May 1, 1998: | (unnamed) ; Sandy-skeletal, mixed Typic Cryochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP92CO063 HOLY CROSS SSA | Natural Resources Conservation Service |
| - | Site ID | S1991CO097002 | National Soil Survey Center | |
| - | Pedon No. | 92P0285 | 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 | ||||||||||||
| 92P01816 | 0-10 | E1 | S | 5.6 | 0.98 | 51 | 9 | ||||||
| 92P01817 | 10-31 | E2 | S | 4.5 | 0.60 | 82 | 32 | ||||||
| 92P01818 | 31-56 | Bw | S | 6.6 | 0.70 | 81 | 31 | ||||||
| 92P01819 | 56-102 | BC | S | 4.1 | 0.63 | 90 | 42 | ||||||
| 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 | 8D1 | 5D2 | ||||||||||||||
| 92P01816 | 0-10 | E1 | S | 7.2 | 0.03 | 100* | 87 | 1.75 | 2 | ||||||||||
| 92P01817 | 10-31 | E2 | S | 5.5 | 0.38 | 71 | 58 | 0.93 | 2 | ||||||||||
| 92P01818 | 31-56 | Bw | S | 5.7 | 0.24 | 52 | 33 | 0.88 | 2 | ||||||||||
| 92P01819 | 56-102 | BC | S | 5.8 | 0.18 | 78 | 30 | 0.88 | 3 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.88 | (NA) | |
| Clay, carbonate free, Weighted Average | 5 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 86 | % wt | |
| Volume, >2mm, Weighted Average | 38 | % vol | |
| Clay, total, Weighted Average | 5 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||