| *** Taxonomy Characterization Data *** |
| Pedon ID: S1974DC001001 | ( District of Columbia, District of Columbia ) | Print Date: Nov 22 2024 12:41AM |
| Sampled as on Nov 4, 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 | S1974DC001001 Lat: 38° 58' 9.12" north Long: 77° 3' 2.84" west MLRA: 148 | Beltsville Soil Survey Laboratory | |
| - | Pedon No. | 40A1314 | 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 | |||||||||||
| 40A10010 | 0-11 | A | S | 15.3 | 2.1 | 0.43 | 45 | 1.28 | 0.002 | 5 | |||
| 40A10011 | 11-21 | E | S | 15.8 | 0.37 | 41 | 5 | ||||||
| 40A10012 | 21-29 | B1 | S | 17.4 | 0.41 | 43 | 5 | ||||||
| 40A10013 | 29-47 | B2 | S | 21.5 | 7.7 | 0.46 | 46 | 1.57 | 0.013 | 8 | |||
| 40A10014 | 47-59 | B3 | S | 20.7 | 0.46 | 49 | 8 | ||||||
| 40A10015 | 59-92 | C1 | S | 17.0 | 6.5 | 0.51 | 56 | 1.62 | 0.009 | 7 | |||
| 40A10016 | 92-122 | C2 | S | 14.2 | 0.60 | 63 | 13 | ||||||
| 40A10017 | 122-160 | C3 | S | 11.4 | 0.66 | 79 | 32 | ||||||
| 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 | |||||||||||||||||
| 40A10010 | 0-11 | A | S | 4.0 | 1.89 | 6 | 4 | 3.5 | 0.58 | 0.23 | 86 | -- | |||||||
| 40A10011 | 11-21 | E | S | 4.5 | 0.55 | 6 | 4 | 3.4 | 0.45 | 0.22 | 88 | -- | |||||||
| 40A10012 | 21-29 | B1 | S | 4.4 | 0.43 | 4 | 3 | 4.3 | 0.48 | 0.25 | 93 | -- | |||||||
| 40A10013 | 29-47 | B2 | S | 4.7 | 0.21 | 5 | 4.7 | 0.49 | 0.22 | 89 | -- | ||||||||
| 40A10014 | 47-59 | B3 | S | 4.9 | 0.09 | 6 | 7 | 4.2 | 0.52 | 0.20 | 83 | -- | |||||||
| 40A10015 | 59-92 | C1 | S | 4.9 | 0.11 | 45 | 40 | 8.0 | 0.66 | 0.47 | 38 | -- | |||||||
| 40A10016 | 92-122 | C2 | S | 4.9 | 0.14 | 56 | 53 | 10.8 | 1.04 | 0.76 | 23 | -- | |||||||
| 40A10017 | 122-160 | C3 | S | 4.7 | 0.09 | 68 | 61 | 15.2 | 1.47 | 1.33 | 24 | -- | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.63 | (NA) | |
| Clay, carbonate free, Weighted Average | 18 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 53 | % wt | |
| Volume, >2mm, Weighted Average | 8 | % vol | |
| Clay, total, Weighted Average | 18 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||