| *** Taxonomy Characterization Data *** |
| Pedon ID: 91VI020006 | ( St. John, Virgin Islands ) | Print Date: Apr 29 2025 8:12AM |
| Sampled as on Sep 7, 1991: | Maho Bay ; Loamy, mixed, isohyperthermic, shallow Typic Haplustoll |
| Revised to correlated: | MAHO BAY ; Loamy, mixed, isohyperthermic, shallow Typic Haplustolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP91VI269 ST JOHN, VIRGIN ISLANDS | Natural Resources Conservation Service |
| - | Site ID | S1991VI020006 Lat: 18° 22' 13.00" north Long: 64° 44' 48.99" west MLRA: 27 | National Soil Survey Center | |
| - | Pedon No. | 91P1194 | 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 | |||||||||
| 91P07962 | 0-7 | A | S | 26.7 | 17.2 | 0.48 | 19 | 1.11 | 0.036 | 5 | 73 | ||
| 91P07963 | 7-19 | AB | S | 28.0 | 17.2 | 0.46 | 10 | 1.33 | 0.033 | 2 | 35 | ||
| 91P07964 | 19-33 | Bw | S | 30.0 | 19.0 | 0.43 | 12 | 1.40 | 0.029 | 3 | 57 | ||
| 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 | 8D1 | 5D2 | |||||||||||||
| 91P07962 | 0-7 | A | S | 5.9 | 4.32 | 0.51 | 0.10 | 92 | 76 | 0.97 | 1 | ||||||||
| 91P07963 | 7-19 | AB | S | 6.2 | 2.92 | 0.50 | 0.08 | 100* | 81 | 0.94 | 3 | ||||||||
| 91P07964 | 19-33 | Bw | S | 6.3 | 2.72 | 0.52 | 0.08 | 97 | 81 | 0.91 | 2 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.94 | (NA) | |
| Clay, carbonate free, Weighted Average | 29 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 13 | % wt | |
| Volume, >2mm, Weighted Average | 3 | % vol | |
| Clay, total, Weighted Average | 29 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 0-33 cm | |||