| *** Taxonomy Characterization Data *** |
| Pedon ID: 79CO023002 | ( Costilla, Colorado ) | Print Date: Jan 8 2026 10:01AM |
| Sampled as on Jul 30, 1979: | Gerrard ; Fine-loamy over sandy or sandy-skeletal, mixed Typic Haplaquolls |
| Revised to correlated on Dec 12, 2008: | SND ; Coarse-loamy over sandy or sandy-skeletal, mixed, superactive, frigid Typic Endoaquoll |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP79CO229 ALAMOSA-COSTILLA-EL PASO-SAGUACHE COUNTIES | Natural Resources Conservation Service |
| - | Site ID | S1979CO023002 Lat: 37° 11' 30.00" north Long: 105° 36' 40.01" west MLRA: 51 | National Soil Survey Center | |
| - | Pedon No. | 79P0365 | 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 | 4A1d | |||||||||||
| 79P01946 | 0-5 | A1 | S | 9.0 | 0.52 | 52 | 2 | ||||||
| 79P01947 | 5-19 | A2 | S | 15.8 | 0.46 | 37 | 1.43 | 0.022 | 2 | ||||
| 79P01948 | 19-38 | A3 | S | 13.1 | 0.47 | 55 | 2 | ||||||
| 79P01949 | 38-50 | C | S | 10.2 | 0.54 | 54 | 1.49 | 0.015 | 14 | ||||
| 79P01950 | 50-67 | 2C1 | S | 2.0 | 1.15 | 98 | 79 | ||||||
| 79P01951 | 67-102 | 2C2 | S | -- | 97 | 75 | |||||||
| 79P01952 | 102-127 | 2C3 | S | 2.4 | 1.08 | 76 | 18 | ||||||
| 79P01953 | 127-140 | 2C4 | S | 5.7 | 0.65 | 77 | 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 | % | |||||||||||
| 8C1a | 6A1c | 6E1b | 5C1 | 5C3 | 8D1 | 5D2 | |||||||||||||
| 79P01946 | 0-5 | A1 | S | 8.0 | 0.65 | tr | 100* | 92 | 1.13 | -- | |||||||||
| 79P01947 | 5-19 | A2 | S | 8.4 | 0.92 | tr | 100* | 99 | 1.14 | -- | |||||||||
| 79P01948 | 19-38 | A3 | S | 8.2 | 0.34 | -- | 100* | 97 | 1.06 | 3 | |||||||||
| 79P01949 | 38-50 | C | S | 7.7 | 0.27 | -- | 100* | 96 | 1.25 | 5 | |||||||||
| 79P01950 | 50-67 | 2C1 | S | 7.1 | 0.17 | -- | 100* | 91 | 2.25 | 9 | |||||||||
| 79P01951 | 67-102 | 2C2 | S | 7.1 | 0.05 | -- | 100* | 91 | 4 | ||||||||||
| 79P01952 | 102-127 | 2C3 | S | 7.0 | 0.09 | -- | 100* | 91 | 1.96 | -- | |||||||||
| 79P01953 | 127-140 | 2C4 | S | 7.0 | 0.12 | -- | 100* | 96 | 1.25 | -- | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.88 | (NA) | |
| Clay, carbonate free, Weighted Average | 5 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 83 | % wt | |
| Volume, >2mm, Weighted Average | 52 | % vol | |
| Clay, total, Weighted Average | 5 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||