| *** Taxonomy Characterization Data *** |
| Pedon ID: S1986MD031004 | ( Montgomery, Maryland ) | Print Date: Nov 21 2024 3:18PM |
| Sampled as : | Occaquan ; Fine-loamy, mixed, mesic Ochreptic Hapludult |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP86MD238 MONTGOMERY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1986MD031004 Lat: 39° 10' 24.53" north Long: 77° 3' 4.77" west MLRA: 148 | National Soil Survey Center | |
| - | Pedon No. | 86P0896 | 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 | |||||||||||
| 86P05389 | 0-15 | Ap | S | 13.8 | 0.48 | 44 | 1.35 | 0.019 | 2 | ||||
| 86P05390 | 15-36 | Bt | S | 15.1 | 0.46 | 48 | 1.64 | 0.012 | 1 | ||||
| 86P05391 | 36-64 | BC | S | 7.4 | 0.65 | 54 | 1.74 | 0.009 | tr | ||||
| 86P05392 | 64-91 | C | S | 1.5 | 1.40 | 57 | 1.58 | 0.004 | tr | ||||
| 86P05393 | 91-163 | Cr | S | -- | 2.09 | 0.002 | 26 | ||||||
| 86P05393 | 91-163 | Cr | GP | 0.7 | |||||||||
| 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 | ||||||||||||
| 86P05389 | 0-15 | Ap | S | 5.1 | 1.06 | 71 | 51 | 5.8 | 0.57 | 0.42 | 3 | -- | |||||||
| 86P05390 | 15-36 | Bt | S | 5.5 | 0.18 | 74 | 54 | 4.4 | 0.38 | 0.29 | 2 | -- | |||||||
| 86P05391 | 36-64 | BC | S | 5.7 | 0.05 | 77 | 59 | 0.58 | -- | ||||||||||
| 86P05392 | 64-91 | C | S | 5.9 | 0.01 | 74 | 61 | 2.27 | -- | ||||||||||
| 86P05393 | 91-163 | Cr | GP | 5.9 | -- | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.38 | (NA) | |
| Clay, carbonate free, Weighted Average | 15 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 48 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 15 | % wt | |
| LE, Whole Soil, Summed to 1m | 1 | cm/m | |
| Weighted averages based on control section: 15-36 cm | |||