| *** Taxonomy Characterization Data *** |
| Pedon ID: 90CO019002 | ( Clear Creek, Colorado ) | Print Date: Apr 27 2025 11:55AM |
| Sampled as on May 30, 1990: | Snd ; Loamy-skeletal, mixed Psammentic Cryoboralf |
| Revised to correlated: | Bendemeere ; Loamy-skeletal, paramicaceous Lamellic Haplocryalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP90CO213 CLEAR CREEK | Natural Resources Conservation Service |
| - | Site ID | S1990CO019002 Lat: 39° 41' 6.99" north Long: 105° 24' 42.99" west MLRA: 48A | National Soil Survey Center | |
| - | Pedon No. | 90P0778 | 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 | |||||||||
| 90P04542 | 0-5 | A | S | 5.3 | 3.4 | 2.34 | 74 | 23 | 47 | ||||
| 90P04543 | 5-23 | E | S | 3.8 | 1.2 | 0.95 | 76 | 1.33 | -- | 26 | |||
| 90P04544 | 23-51 | E/B | S | 3.9 | 0.9 | 0.74 | 91 | 1.40 | 0.005 | 55 | |||
| 90P04545 | 51-73 | B/E | S | 5.2 | 1.9 | 0.60 | 88 | 1.39 | 0.001 | 44 | |||
| 90P04546 | 73-104 | Bt | S | 10.9 | 6.1 | 0.47 | 85 | 1.42 | 0.028 | 34 | 33 | ||
| 90P04547 | 104-124 | B/C | S | 6.7 | 3.4 | 0.45 | 86 | 1.46 | 0.005 | 28 | |||
| 90P04548 | 124-153 | BC | S | 9.1 | 5.4 | 0.52 | 81 | 1.48 | 0.014 | 30 | 23 | ||
| 90P04549 | 73-104 | S | 21.6 | 14.0 | 0.52 | 66 | 18 | ||||||
| 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 | |||||||||||
| 90P04541 | 2-0 | Oa | S | 4.6 | 49.25 | 37.72 | |||||||||||||
| 90P04542 | 0-5 | A | S | 4.7 | 5.04 | 4.17 | 61 | 45 | 10.0 | 3.02 | 1.89 | 2 | -- | ||||||
| 90P04543 | 5-23 | E | S | 5.0 | 0.57 | 0.45 | 20 | 45 | 4.0 | 4.53 | 1.05 | 15 | -- | ||||||
| 90P04544 | 23-51 | E/B | S | 5.3 | 0.19 | 0.18 | 57 | 54 | 3.0 | 1.21 | 0.77 | 10 | -- | ||||||
| 90P04545 | 51-73 | B/E | S | 6.1 | 0.13 | 0.10 | 23 | 69 | 3.6 | 2.88 | 0.69 | 6 | -- | ||||||
| 90P04546 | 73-104 | Bt | S | 5.8 | 0.12 | 0.11 | 98 | 73 | 6.3 | 0.58 | 0.58 | 2 | -- | ||||||
| 90P04547 | 104-124 | B/C | S | 5.8 | 0.07 | 0.05 | 100* | 78 | 0.51 | -- | |||||||||
| 90P04548 | 124-153 | BC | S | 5.8 | 0.13 | 0.10 | 100* | 55 | 0.55 | -- | |||||||||
| 90P04549 | 73-104 | S | 5.5 | 0.34 | 0.31 | 90 | 76 | 16.8 | 0.85 | 0.78 | 2 | -- | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.47 | (NA) | |
| Clay, carbonate free, Weighted Average | 7 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 88 | % wt | |
| Volume, >2mm, Weighted Average | 44 | % vol | |
| Clay, total, Weighted Average | 7 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||