| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974DC001002 | ( District of Columbia, District of Columbia ) | Print Date: Nov 25 2024 2:15AM |
| Sampled as on Nov 5, 1974: | MANOR |
| Revised to correlated on Feb 19, 2014: | Manor ; Coarse-loamy, micaceous, mesic Typic Dystrudepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | 74DC001002 Lat: 38° 58' 21.11" north Long: 77° 2' 19.83" west | Beltsville Soil Survey Laboratory | |
| - | Pedon No. | 40A1315 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Beltsville, Maryland | ||
| 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 | NK | |||||||||||
| 40A10019 | 0-10 | A | S | 14.5 | 3.7 | 0.48 | 44 | 1.18 | 0.014 | 3 | |||
| 40A10020 | 10-18 | E | S | 17.8 | 0.41 | 45 | 6 | ||||||
| 40A10021 | 18-30 | B1 | S | 21.5 | 0.42 | 48 | 8 | ||||||
| 40A10022 | 30-46 | B2 | S | 22.6 | 1.6 | 0.45 | 55 | 1.39 | 0.011 | 5 | |||
| 40A10023 | 46-56 | B3 | S | 21.4 | 0.46 | 61 | 5 | ||||||
| 40A10024 | 56-78 | C1 | S | 10.1 | 1.2 | 0.58 | 74 | 1.47 | 0.004 | 6 | |||
| 40A10025 | 78-97 | C2 | S | 9.6 | 0.66 | 78 | 12 | ||||||
| 40A10026 | 97-160 | C3 | S | 7.6 | 0.67 | 77 | 13 | ||||||
| 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 | % | |||||||||||
| NK | NK | 5D2 | |||||||||||||||||
| 40A10019 | 0-10 | A | S | 3.7 | 2.20 | 4 | 4 | 3.5 | 0.61 | 0.24 | 89 | -- | |||||||
| 40A10020 | 10-18 | E | S | 4.3 | 0.69 | 5 | 4 | 2.6 | 0.37 | 0.15 | 88 | -- | |||||||
| 40A10021 | 18-30 | B1 | S | 4.4 | 0.41 | 3 | 3 | 3.2 | 0.31 | 0.15 | 94 | -- | |||||||
| 40A10022 | 30-46 | B2 | S | 4.5 | 0.28 | 5 | 5 | 3.9 | 0.33 | 0.17 | 90 | -- | |||||||
| 40A10023 | 46-56 | B3 | S | 4.6 | 0.17 | 15 | 12 | 3.8 | 0.35 | 0.18 | 71 | 1 | |||||||
| 40A10024 | 56-78 | C1 | S | 4.9 | 0.07 | 25 | 24 | 2.4 | 0.55 | 0.24 | 42 | 2 | |||||||
| 40A10025 | 78-97 | C2 | S | 4.9 | 0.06 | 22 | 21 | 2.6 | 0.56 | 0.27 | 54 | -- | |||||||
| 40A10026 | 97-160 | C3 | S | 4.9 | 0.06 | 17 | 19 | 0.68 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.47 | (NA) | |
| Clay, carbonate free, Weighted Average | 15 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 68 | % wt | |
| Volume, >2mm, Weighted Average | 8 | % vol | |
| Clay, total, Weighted Average | 15 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||