| *** Taxonomy Characterization Data *** |
| Pedon ID: 90CO019001 | ( Clear Creek, Colorado ) | Print Date: Jan 30 2025 11:42AM |
| Sampled as on Jun 1, 1990: | Newcomb ; Sandy-skeletal, mixed Alfic Cryochrept |
| Revised to correlated: | Mammoth ; Loamy-skeletal, paramicaceous Lamellic Dystrocryepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90CO213 CLEAR CREEK | Natural Resources Conservation Service |
| - | Site ID | S1990CO019001 Lat: 39° 40' 54.00" north Long: 105° 28' 4.01" west MLRA: 48A | National Soil Survey Center | |
| - | Pedon No. | 90P0777 | 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 | 3A1a1a | 8D1 | 4A1d | 7B1a2 | |||||||||
| 90P04532 | 0-5 | A | S | 8.8 | 5.5 | 0.68 | 36 | 30 | 40 | ||||
| 90P04533 | 5-27 | E | S | 13.6 | 4.8 | 0.28 | 50 | 1.34 | 0.006 | 35 | |||
| 90P04534 | 27-42 | E/B | S | 6.3 | 2.0 | 0.73 | 81 | 1.59 | 0.004 | 38 | 19 | ||
| 90P04535 | 42-80 | Bw1 | S | 9.8 | 4.7 | 0.52 | 76 | 1.62 | -- | 39 | 1 | ||
| 90P04536 | 80-98 | Bw2 | S | 8.1 | 3.8 | 0.46 | 81 | 1.68 | 0.003 | 57 | |||
| 90P04537 | 98-111 | Bw3 | S | 4.7 | 1.8 | 0.55 | 87 | 61 | |||||
| 90P04538 | 111-150 | BC | S | 4.2 | 0.60 | 83 | 41 | ||||||
| 90P04539 | 42-80 | S | 15.2 | 6.6 | 0.44 | 70 | 22 | ||||||
| 90P04540 | 80-98 | S | 12.4 | 5.2 | 0.46 | 70 | 20 | ||||||
| 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 | 6A2d | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||||
| 90P04530 | 4-2 | Oa | S | 54.31 | 41.64 | ||||||||||||||
| 90P04531 | 2-0 | Oe | S | 5.0 | 31.69 | 25.76 | |||||||||||||
| 90P04532 | 0-5 | A | S | 5.4 | 5.28 | 4.54 | 61 | 42 | 10.3 | 1.83 | 1.17 | 4 | -- | ||||||
| 90P04533 | 5-27 | E | S | 4.9 | 1.21 | 1.09 | 31 | 26 | 7.0 | 0.91 | 0.51 | 44 | -- | ||||||
| 90P04534 | 27-42 | E/B | S | 4.9 | 0.32 | 0.34 | 28 | 25 | 4.1 | 1.13 | 0.65 | 51 | -- | ||||||
| 90P04535 | 42-80 | Bw1 | S | 4.9 | 0.23 | 0.20 | 14 | 32 | 4.0 | 1.80 | 0.41 | 38 | -- | ||||||
| 90P04536 | 80-98 | Bw2 | S | 5.1 | 0.10 | 0.11 | 15 | 36 | 3.4 | 2.00 | 0.42 | 29 | -- | ||||||
| 90P04537 | 98-111 | Bw3 | S | 5.0 | 0.08 | 0.08 | 8 | 25 | 2.2 | 3.11 | 0.47 | 45 | -- | ||||||
| 90P04538 | 111-150 | BC | S | 4.9 | 0.06 | 0.05 | 36 | 37 | 2.0 | 0.93 | 0.48 | 30 | -- | ||||||
| 90P04539 | 42-80 | S | 5.0 | 0.26 | 32 | 29 | 4.9 | 0.63 | 0.32 | 39 | -- | ||||||||
| 90P04540 | 80-98 | S | 5.0 | 0.12 | 33 | 32 | 4.0 | 0.66 | 0.32 | 33 | -- | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.72 | (NA) | |
| Clay, carbonate free, Weighted Average | 9 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 78 | % wt | |
| Volume, >2mm, Weighted Average | 43 | % vol | |
| Clay, total, Weighted Average | 9 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||