| *** Taxonomy Characterization Data *** |
| Pedon ID: S1986MD031006 | ( Montgomery, Maryland ) | Print Date: Nov 24 2024 12:21AM |
| Sampled as : | Purcellville ; Fine-loamy, mixed, mesic Typic Hapludult |
| Revised to correlated on Jul 25, 2015: | Glenelg ; Fine-loamy, mixed, semiactive, mesic Typic Hapludults |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP86MD238 MONTGOMERY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1986MD031006 Lat: 39° 11' 4.23" north Long: 77° 5' 3.86" west MLRA: 148 | National Soil Survey Center | |
| - | Pedon No. | 86P0898 | 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 | |||||||||||
| 86P05400 | 0-18 | Ap | S | 20.6 | 0.50 | 29 | 1.31 | 0.017 | 24 | ||||
| 86P05401 | 18-38 | Bt1 | S | 22.7 | 0.49 | 25 | 1.49 | 0.015 | 12 | ||||
| 86P05402 | 38-76 | Bt2 | S | 19.5 | 0.52 | 26 | 1.49 | 0.014 | 6 | ||||
| 86P05403 | 76-91 | BC | S | 12.5 | 0.68 | 38 | 1.51 | 0.006 | 12 | ||||
| 86P05404 | 91-112 | CB | S | 3.7 | 1.03 | 33 | 1.42 | 0.002 | 6 | ||||
| 86P05405 | 112-178 | C | S | 3.3 | 0.91 | 46 | 1.31 | 0.004 | 14 | ||||
| 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 | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | ||||||||||||
| 86P05400 | 0-18 | Ap | S | 6.0 | 2.03 | 97 | 71 | 0.55 | -- | ||||||||||
| 86P05401 | 18-38 | Bt1 | S | 6.1 | 0.31 | 84 | 56 | 0.26 | -- | ||||||||||
| 86P05402 | 38-76 | Bt2 | S | 5.5 | 0.16 | 73 | 57 | 3.7 | 0.25 | 0.19 | 5 | -- | |||||||
| 86P05403 | 76-91 | BC | S | 5.0 | 0.06 | 59 | 39 | 2.5 | 0.26 | 0.20 | 24 | -- | |||||||
| 86P05404 | 91-112 | CB | S | 4.8 | 0.04 | 60 | 30 | 1.8 | 0.54 | 0.49 | 33 | -- | |||||||
| 86P05405 | 112-178 | C | S | 4.9 | 0.02 | 41 | 23 | 1.6 | 0.67 | 0.48 | 44 | -- | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.25 | (NA) | |
| Clay, carbonate free, Weighted Average | 21 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 26 | % wt | |
| Volume, >2mm, Weighted Average | 8 | % vol | |
| Clay, total, Weighted Average | 21 | % wt | |
| LE, Whole Soil, Summed to 1m | 1 | cm/m | |
| Weighted averages based on control section: 18-68 cm | |||