| *** Taxonomy Characterization Data *** |
| Pedon ID: 82CO035001 | ( Douglas, Colorado ) | Print Date: Sep 14 2026 11:08AM |
| Sampled as on Aug 1, 1982: | Legault ; Sandy-skeletal, mixed, shallow Typic Cryorthent |
| Revised to correlated: | Legault ; Loamy-skeletal, mixed, superactive, shallow Typic Cryorthents |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP82CO237 RAMPART RANGE STUDY | Natural Resources Conservation Service |
| - | Site ID | S1982CO035001 Lat: 39° 13' 16.00" north Long: 105° 3' 43.00" west MLRA: 48A | National Soil Survey Center | |
| - | Pedon No. | 82P0773 | 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 | ||||||||||||
| 82P03970 | 0-5 | A | S | 6.1 | 2.44 | 69 | 16 | ||||||
| 82P03971 | 5-20 | E | S | 4.8 | 0.77 | 78 | 35 | ||||||
| 82P03972 | 20-43 | C | S | 10.7 | 0.56 | 89 | 35 | ||||||
| 82P03973 | 43-56 | Cr1 | S | 14.7 | 0.53 | 91 | 50 | ||||||
| 82P03974 | 56-65 | Cr2 | S | 14.8 | 0.46 | 90 | 49 | ||||||
| 82P03975 | 65-80 | Cr3 | S | 13.0 | 0.52 | 86 | 29 | ||||||
| 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 | ||||||||||||
| 82P03970 | 0-5 | A | S | 5.2 | 8.86 | 72 | 45 | 14.5 | 3.25 | 2.38 | 1 | 1 | |||||||
| 82P03971 | 5-20 | E | S | 5.1 | 0.55 | 54 | 35 | 3.6 | 1.13 | 0.75 | 19 | -- | |||||||
| 82P03972 | 20-43 | C | S | 5.6 | 0.08 | 92 | 74 | 0.93 | -- | ||||||||||
| 82P03973 | 43-56 | Cr1 | S | 5.6 | 0.11 | 91 | 68 | 0.75 | -- | ||||||||||
| 82P03974 | 56-65 | Cr2 | S | 5.6 | 0.16 | 93 | 59 | 0.80 | -- | ||||||||||
| 82P03975 | 65-80 | Cr3 | S | 5.8 | 0.11 | 97 | 72 | 0.67 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.93 | (NA) | |
| Volume, >2mm, Weighted Average | 35 | % vol | |
| Clay, total, Weighted Average | 11 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 89 | % wt | |
| Clay, carbonate free, Weighted Average | 11 | % wt | |
| Weighted averages based on control section: 25-43 cm | |||