| *** Taxonomy Characterization Data *** |
| Pedon ID: 88MD001001 | ( Allegany, Maryland ) | Print Date: May 19 2024 12:58PM |
| Sampled as on Mar 30, 1988: | Opequon ; Fine, mixed, mesic Typic Hapludalf |
| Revised to correlated on Jul 9, 2007: | Opequon ; Fine, mixed, semiactive, mesic Typic Hapludalfs |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP88MD139 WEPP MARYLAND | Natural Resources Conservation Service |
| - | Site ID | S1988MD001001 Lat: 39° 38' 26.00" north Long: 78° 37' 47.99" west MLRA: 147 | National Soil Survey Center | |
| - | Pedon No. | 88P0503 | 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 | |||||||||
| 88P02581 | 0-20 | Ap | S | 31.1 | 15.3 | 0.46 | 41 | 8 | 21 | ||||
| 88P02582 | 20-28 | BA | S | 28.9 | 12.6 | 0.53 | 44 | 1.30 | 0.024 | 2 | |||
| 88P02583 | 28-39 | Bt1 | S | 51.4 | 23.2 | 0.36 | 8 | 1.48 | 0.030 | 1 | 95 | ||
| 88P02584 | 39-56 | Bt2 | S | 59.0 | 28.9 | 0.36 | 4 | 1.47 | 0.031 | tr | |||
| 88P02585 | 56-65 | Bt3 | S | 63.8 | 33.6 | 0.35 | 4 | 1.49 | 0.032 | tr | |||
| 88P02586 | 65-76 | BC1 | S | 44.7 | 18.6 | 0.50 | 8 | 1.37 | 0.042 | 1 | |||
| 88P02587 | 76-89 | BC2 | S | 50.3 | 25.1 | 0.42 | 14 | 1.32 | 0.036 | 5 | 91 | ||
| 88P02588 | 89-96 | BC3 | S | 54.2 | 29.1 | 0.36 | 11 | 3 | |||||
| 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 | 6A2d | 8J | 6E1g | 5C1 | 5C3 | 5A3b | 8D1 | 5G1 | 5D2 | |||||||||
| 88P02581 | 0-20 | Ap | S | 5.9 | 1.42 | 1.40 | 0.28 | 0.03 | 91 | 68 | 0.41 | 1 | |||||||
| 88P02582 | 20-28 | BA | S | 6.2 | 1.45 | 0.25 | 0.03 | 95 | 74 | 0.49 | 1 | ||||||||
| 88P02583 | 28-39 | Bt1 | S | 6.8 | 0.41 | 0.31 | 0.04 | 93 | 74 | 0.27 | 1 | ||||||||
| 88P02584 | 39-56 | Bt2 | S | 6.8 | 0.25 | 0.39 | 0.04 | 85 | 71 | 0.27 | 1 | ||||||||
| 88P02585 | 56-65 | Bt3 | S | 5.5 | 0.20 | 0.45 | 0.04 | 76 | 59 | 13.3 | 0.26 | 0.21 | 5 | 1 | |||||
| 88P02586 | 65-76 | BC1 | S | 5.5 | 0.23 | 0.44 | 0.04 | 76 | 62 | 14.6 | 0.40 | 0.33 | 7 | 1 | |||||
| 88P02587 | 76-89 | BC2 | S | 7.0 | 0.23 | 0.41 | 0.04 | 100* | 84 | 0.39 | 1 | ||||||||
| 88P02588 | 89-96 | BC3 | S | 7.9 | 0.36 | 0.31 | 0.03 | 2 | 100* | 95 | 0.37 | tr | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.27 | (NA) | |
| Clay, carbonate free, Weighted Average | 58 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 5 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 58 | % wt | |
| Weighted averages based on control section: 28-65 cm | |||