*** Taxonomy Characterization Data *** |
Pedon ID: 91CO123007 | ( Weld, Colorado ) | Print Date: Nov 11 2024 9:38PM |
Sampled as on Jun 29, 1991: | Ulm ; Fine, montmorillonitic Ustollic Haplargids |
Revised to correlated on Sep 1, 1992: | (unnamed) ; Fine-loamy, mixed, superactive, mesic Ustollic Haplargid |
United States Department of Agriculture | ||||
SSL | - | Project | CP91CO201 WELD | Natural Resources Conservation Service |
- | Site ID | S1991CO123007 Lat: 40° 49' 41.00" north Long: 104° 47' 9.01" west MLRA: 67 | National Soil Survey Center | |
- | Pedon No. | 91P0871 | 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 | |||||||||
91P05282 | 0-5 | A1 | S | 8.4 | 5.6 | 0.49 | 51 | 1.24 | 0.017 | 6 | |||
91P05283 | 5-14 | A2 | S | 11.9 | 7.7 | 0.47 | 51 | 1.58 | 0.017 | 9 | |||
91P05284 | 14-28 | BA | S | 22.2 | 15.3 | 0.41 | 41 | 1.48 | 0.030 | 3 | |||
91P05285 | 28-39 | Bt1 | S | 30.4 | 22.2 | 0.45 | 35 | 1.47 | 0.038 | 3 | 67 | ||
91P05286 | 39-67 | Bt2 | S | 34.8 | 20.9 | 0.39 | 19 | 1.55 | 0.056 | 2 | 81 | ||
91P05287 | 67-88 | BCk | S | 33.5 | 11.6 | 0.43 | 17 | 1.66 | 0.039 | ||||
91P05288 | 88-130 | 2CBk | S | 12.7 | 5.7 | 0.60 | 75 | 1.65 | 0.002 | 1 |
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 | 8J | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||
91P05282 | 0-5 | A1 | S | 6.1 | 1.00 | 0.86 | 0.05 | 0.02 | 92 | 75 | 1.02 | 1 | |||||||
91P05283 | 5-14 | A2 | S | 6.6 | 0.54 | 0.51 | 0.05 | 0.02 | 99 | 88 | 0.78 | 1 | |||||||
91P05284 | 14-28 | BA | S | 6.5 | 0.60 | 0.59 | 0.08 | 0.02 | 99 | 84 | 0.68 | 1 | |||||||
91P05285 | 28-39 | Bt1 | S | 6.9 | 0.50 | 0.50 | 0.11 | 0.03 | 100* | 88 | 0.69 | 1 | |||||||
91P05286 | 39-67 | Bt2 | S | 7.5 | 0.36 | 0.38 | 0.09 | 0.02 | 100* | 93 | 0.78 | 1 | |||||||
91P05287 | 67-88 | BCk | S | 7.9 | 0.15 | 0.18 | 0.04 | 0.02 | tr | 100* | 96 | 0.90 | 0.78 | 1 | |||||
91P05288 | 88-130 | 2CBk | S | 8.2 | 0.05 | 0.08 | 0.02 | 0.02 | 100* | 98 | 1.13 | 2 |
Pedon Calculations | |||
Calculation Name | Result | Units of Measure | |
CEC Activity, CEC7/Clay, Weighted Average | 0.75 | (NA) | |
Clay, carbonate free, Weighted Average | 34 | % wt | |
Weighted Particles, 0.1-75mm, 75 mm Base | 24 | % wt | |
Volume, >2mm, Weighted Average | 2 | % vol | |
Clay, total, Weighted Average | 34 | % wt | |
LE, Whole Soil, Summed to 1m | 4 | cm/m | |
Weighted averages based on control section: 28-67 cm |