| *** Taxonomy Characterization Data *** |
| Pedon ID: 91VI020004 | ( St. John, Virgin Islands ) | Print Date: Apr 14 2025 4:14PM |
| Sampled as on Sep 4, 1991: | Victory ; Loamy-skeletal, mixed, isohyperthermic, shallow Typic Ustropept |
| Revised to correlated: | Southgate ; Loamy-skeletal, mixed, active, isohyperthermic, shallow Typic Ustropepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91VI269 ST JOHN, VIRGIN ISLANDS | Natural Resources Conservation Service |
| - | Site ID | S1991VI020004 Lat: 18° 20' 20.00" north Long: 64° 43' 29.01" west MLRA: 27 | National Soil Survey Center | |
| - | Pedon No. | 91P1192 | 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 | |||||||||
| 91P07952 | 0-8 | A | S | 18.7 | 10.8 | 0.64 | 46 | 1.21 | 0.023 | 14 | |||
| 91P07953 | 8-30 | Bw | S | 17.1 | 9.5 | 0.54 | 68 | 1.38 | 0.011 | 40 | 15 | ||
| 91P07954 | 30-66 | Cr | S | 13.5 | 5.3 | 0.54 | 38 | ||||||
| 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 | 8J | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||||
| 91P07952 | 0-8 | A | S | 5.5 | 4.40 | 0.33 | 0.06 | 83 | 69 | 1.11 | 2 | ||||||||
| 91P07953 | 8-30 | Bw | S | 5.0 | 1.89 | 0.33 | 0.05 | 67 | 56 | 11.7 | 0.98 | 0.68 | 4 | 2 | |||||
| 91P07954 | 30-66 | Cr | S | 5.1 | 0.73 | 0.16 | 0.02 | 82 | 71 | 11.5 | 1.01 | 0.85 | 3 | 1 | |||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.02 | (NA) | |
| Clay, carbonate free, Weighted Average | 18 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 62 | % wt | |
| Volume, >2mm, Weighted Average | 33 | % vol | |
| Clay, total, Weighted Average | 18 | % wt | |
| Weighted averages based on control section: 0-30 cm | |||