| *** Taxonomy Characterization Data *** |
| Pedon ID: 90CO009003 | ( Baca, Colorado ) | Print Date: Sep 29 2026 6:49PM |
| Sampled as on Aug 30, 1990: | Nunn ; Fine, montmorillonitic Aridic Argiustolls |
| Revised to SSL: | (unnamed) ; Fine-loamy, mixed, mesic Aridic Argiustoll |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91CO012 GREELEY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1990CO009003 Lat: 37° 16' 21.00" north Long: 102° 12' 21.00" west MLRA: 67B | National Soil Survey Center | |
| - | Pedon No. | 91P0040 | 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 | 3A1a1a | 8D1 | 4A1d | 7B1a2 | ||||||||
| 91P00227 | 0-13 | Ap | S | 23.8 | 11.3 | 0.47 | 22 | 1.32 | 0.034 | ||||
| 91P00228 | 13-24 | AB | S | 25.7 | 17.9 | 0.47 | 18 | 1.34 | 0.050 | ||||
| 91P00229 | 24-49 | Bt1 | S | 29.6 | 22.1 | 0.49 | 16 | 1.39 | 0.074 | 61 | |||
| 91P00230 | 49-66 | Bt2 | S | 29.0 | 16.1 | 0.49 | 19 | 1.43 | 0.055 | 60 | |||
| 91P00231 | 66-81 | Btk | S | 30.7 | 15.5 | 3.7 | 0.43 | 21 | 1.44 | 0.031 | 1 | ||
| 91P00232 | 81-102 | Bk1 | S | 31.8 | 15.1 | 4.3 | 0.41 | 15 | 1.34 | 0.031 | |||
| 91P00233 | 102-139 | Bk2 | S | 29.6 | 15.3 | 2.2 | 0.39 | 32 | 1.41 | 0.039 | 1 | ||
| 91P00234 | 139-171 | Bk3 | S | 17.0 | 7.4 | 7.0 | 0.35 | 60 | 1.51 | 0.015 | |||
| 91P00235 | 0-13 | Ap | S | 23.9 | 0.49 | 22 | |||||||
| 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 | 6E1g | 5C1 | 5C3 | 8D1 | 8A3a | 5D2 | ||||||||||||
| 91P00227 | 0-13 | Ap | S | 8.0 | 1.02 | 1 | 100* | 100 | 0.79 | 0.84 | -- | ||||||||
| 91P00228 | 13-24 | AB | S | 8.0 | 0.63 | tr | 100* | 98 | 0.73 | -- | |||||||||
| 91P00229 | 24-49 | Bt1 | S | 7.9 | 0.43 | tr | 100* | 100 | 0.72 | -- | |||||||||
| 91P00230 | 49-66 | Bt2 | S | 8.0 | 0.32 | 1 | 100* | 100 | 0.71 | -- | |||||||||
| 91P00231 | 66-81 | Btk | S | 8.1 | 0.29 | 7 | 100* | 100 | 0.60 | 1 | |||||||||
| 91P00232 | 81-102 | Bk1 | S | 8.3 | 0.28 | 10 | 100* | 100 | 0.53 | 1 | |||||||||
| 91P00233 | 102-139 | Bk2 | S | 8.3 | 0.25 | 8 | 100* | 100 | 0.50 | 1 | |||||||||
| 91P00234 | 139-171 | Bk3 | S | 8.4 | 0.11 | 13 | 100* | 100 | 0.36 | 2 | |||||||||
| 91P00235 | 0-13 | Ap | S | 8.0 | 0.88 | 1 | 100* | 98 | 0.75 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.71 | (NA) | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 30 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 18 | % wt | |
| Clay, carbonate free, Weighted Average | 29 | % wt | |
| Weighted averages based on control section: 24-74 cm | |||