| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031041 | ( Montgomery, Maryland ) | Print Date: Apr 20 2026 2:08AM |
| Sampled as on May 27, 2020: | Lindside ; Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | I2021USMD022 Potomac River Island Project P Index Part 3 | Natural Resources Conservation Service |
| - | Site ID | S2020MD031041 Lat: 39° 2' 6.64" north Long: 77° 15' 45.76" west MLRA: 148 | National Soil Survey Center | |
| - | Pedon No. | 21N0212 | Kellogg Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
| 21N00968 | A | A | 0-15 | S2020MD031041-1 | SIL | |||
| 21N00969 | AB | AB | 15-30 | S2020MD031041-2 | L | |||
| 21N00970 | Bw1 | Bw1 | 30-45 | S2020MD031041-3 | SIL | |||
| 21N00971 | Bw1 | Bw1 | 45-60 | S2020MD031041-4 | SIL | |||
| 21N00972 | Bw2 | Bw2 | 60-75 | S2020MD031041-5 | SICL | |||
| 21N00973 | Bw2 | Bw2 | 75-90 | S2020MD031041-6 | SICL | |||
| 21N00974 | BC1 | BC1 | 90-105 | S2020MD031041-7 | SICL | |||
| 21N00975 | BC1 | BC1 | 105-135 | S2020MD031041-8 | SICL | |||
| 21N00976 | BC2 | BC2 | 135-165 | S2020MD031041-9 | SICL | |||
| 21N00977 | BC2 | BC2 | 165-195 | S2020MD031041-10 | SICL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 0 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Weighted averages based on control section: 25-100 cm | |||
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031041 | ( Montgomery, Maryland ) | Print Date: Apr 20 2026 2:08AM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 21N0212 | |||
| PSDA & Rock Fragments | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
| (- - - - - Total - - - - - -) | (- - Clay - - -) | (- - - - Silt - - - - -) | (- - - - - - - - - - - - Sand - - - - - - - - - - - -) | ( Rock Fragments (mm) ) | |||||||||||||||||
| Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
| Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
| Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
| Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
| 21N00968 | 0-15 | A | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00969 | 15-30 | AB | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00970 | 30-45 | Bw1 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00971 | 45-60 | Bw1 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00972 | 60-75 | Bw2 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00973 | 75-90 | Bw2 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00974 | 90-105 | BC1 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00975 | 105-135 | BC1 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00976 | 135-165 | BC2 | S | -- | -- | -- | -- | -- | |||||||||||||
| 21N00977 | 165-195 | BC2 | S | -- | -- | -- | -- | -- | |||||||||||||
| Bulk Density & Moisture | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
| (Bulk Density) | Cole | (- - - - - - - - - - - Water Content - - - - - - - - - - -) | ( Air Dry-Oven Dry ) | WRD | Aggst | ||||||||||||
| 33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
| Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
| Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
| 3D1 | |||||||||||||||||
| 21N00968 | 0-15 | A | S | 1.023 | |||||||||||||
| 21N00969 | 15-30 | AB | S | 1.019 | |||||||||||||
| 21N00970 | 30-45 | Bw1 | S | 1.023 | |||||||||||||
| 21N00971 | 45-60 | Bw1 | S | 1.023 | |||||||||||||
| 21N00972 | 60-75 | Bw2 | S | 1.023 | |||||||||||||
| 21N00973 | 75-90 | Bw2 | S | 1.023 | |||||||||||||
| 21N00974 | 90-105 | BC1 | S | 1.024 | |||||||||||||
| 21N00975 | 105-135 | BC1 | S | 1.025 | |||||||||||||
| 21N00976 | 135-165 | BC2 | S | 1.025 | |||||||||||||
| 21N00977 | 165-195 | BC2 | S | 1.026 | |||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031041 | ( Montgomery, Maryland ) | Print Date: Apr 20 2026 2:08AM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 21N0212 | |||
| pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
| (- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
| CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
| Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
| Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
| 4C1a2a | 4C1a2a | |||||||||||||
| 21N00968 | 0-15 | A | S | 5.4 | 5.7 | |||||||||
| 21N00969 | 15-30 | AB | S | 5.5 | 5.9 | |||||||||
| 21N00970 | 30-45 | Bw1 | S | 5.5 | 6.1 | |||||||||
| 21N00971 | 45-60 | Bw1 | S | 5.5 | 6.3 | |||||||||
| 21N00972 | 60-75 | Bw2 | S | 5.5 | 6.3 | |||||||||
| 21N00973 | 75-90 | Bw2 | S | 5.3 | 6.1 | |||||||||
| 21N00974 | 90-105 | BC1 | S | 4.9 | 5.7 | |||||||||
| 21N00975 | 105-135 | BC1 | S | 4.4 | 5.2 | |||||||||
| 21N00976 | 135-165 | BC2 | S | 4.2 | 4.9 | |||||||||
| 21N00977 | 165-195 | BC2 | S | 4.1 | 4.8 | |||||||||
| Phosphorous | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | |||
| (- - - - - - - - - - - - - - - - - - - - - - - Phosphorous - - - - - - - - - - - - - - - - - - - - -) | KCl | ||||||||||||||
| Melanic | NZ | Acid | Anion Exch Resin | Bray | Bray | Olsen | H2O | Citric | Mehlich | Extr | |||||
| Depth | Index | Oxal | Available | Capacity | 1 | 2 | Acid | III | NO3 | ||||||
| Layer | (cm) | Horz | Prep | % | (- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -) | ||||||||||
| 4D6a | |||||||||||||||
| 21N00968 | 0-15 | A | S | 4.6 | |||||||||||
| 21N00969 | 15-30 | AB | S | 2.5 | |||||||||||
| 21N00970 | 30-45 | Bw1 | S | 1.3 | |||||||||||
| 21N00971 | 45-60 | Bw1 | S | 3.1 | |||||||||||
| 21N00972 | 60-75 | Bw2 | S | 7.0 | |||||||||||
| 21N00973 | 75-90 | Bw2 | S | 6.3 | |||||||||||
| 21N00974 | 90-105 | BC1 | S | 8.2 | |||||||||||
| 21N00975 | 105-135 | BC1 | S | 7.9 | |||||||||||
| 21N00976 | 135-165 | BC2 | S | 4.3 | |||||||||||
| 21N00977 | 165-195 | BC2 | S | 5.5 | |||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031041 | ( Montgomery, Maryland ) | Print Date: Apr 20 2026 2:08AM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 21N0212 | |||
| Trace Elements Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | |||
| Depth | Ag | As | Ba | Be | Cd | Co | Cr | Cu | Mn | Mo | Hg | ||||
| Layer | (cm) | Horz | Prep | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | ug/kg | |
| 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | |||||
| 21N00968 | 0-15 | A | HM | 0.12 | 7.75 | 195.27 | 1.36 | 0.42 | 16.51 | 31.03 | 20.17 | 1054.30 | 0.97 | 151 | |
| 21N00969 | 15-30 | AB | HM | 0.11 | 6.72 | 283.93 | 1.45 | 0.50 | 14.87 | 25.38 | 15.44 | 1248.19 | 0.80 | 61 | |
| 21N00970 | 30-45 | Bw1 | HM | 0.13 | 8.21 | 432.96 | 2.15 | 0.79 | 17.10 | 34.33 | 17.93 | 1775.48 | 0.91 | 56 | |
| 21N00971 | 45-60 | Bw1 | HM | 0.09 | 8.19 | 394.50 | 2.01 | 0.66 | 17.74 | 31.13 | 17.68 | 1741.53 | 0.98 | 56 | |
| 21N00972 | 60-75 | Bw2 | HM | 0.07 | 8.10 | 274.83 | 1.66 | 0.29 | 18.54 | 29.14 | 18.13 | 1625.90 | 0.97 | 38 | |
| 21N00973 | 75-90 | Bw2 | HM | 0.08 | 8.83 | 274.04 | 1.56 | 0.22 | 21.72 | 36.58 | 18.34 | 1567.92 | 0.98 | 41 | |
| 21N00974 | 90-105 | BC1 | HM | 0.07 | 8.98 | 184.09 | 1.50 | 0.11 | 21.37 | 37.17 | 18.15 | 1065.57 | 0.88 | 41 | |
| 21N00975 | 105-135 | BC1 | HM | 0.07 | 8.49 | 134.09 | 1.17 | 0.07 | 12.09 | 31.31 | 18.04 | 567.44 | 0.96 | 41 | |
| 21N00976 | 135-165 | BC2 | HM | 0.08 | 8.83 | 161.89 | 1.31 | 0.09 | 17.47 | 34.49 | 18.89 | 673.69 | 1.01 | 40 | |
| 21N00977 | 165-195 | BC2 | HM | 0.09 | 8.54 | 159.90 | 1.29 | 0.09 | 14.50 | 34.32 | 17.47 | 579.13 | 1.08 | 43 | |
| Trace Elements Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
| Depth | Ni | P | Pb | Sb | Se | Sn | Sr | Tl | V | W | Zn | |||
| Layer | (cm) | Horz | Prep | mg/kg | mg/kg | mg/kg | mg/kg | ug/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg |
| 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | 4H1a | |||||
| 21N00968 | 0-15 | A | HM | 30.88 | 562.24 | 23.96 | 0.29 | 734.09 | 1.42 | 38.95 | 50.42 | 0.02 | 132.89 | |
| 21N00969 | 15-30 | AB | HM | 30.99 | 387.43 | 16.02 | 0.24 | 542.47 | 0.90 | 28.82 | 42.77 | 0.02 | 89.67 | |
| 21N00970 | 30-45 | Bw1 | HM | 48.07 | 416.91 | 16.18 | 0.22 | 511.44 | 1.10 | 45.40 | 57.78 | 0.02 | 109.53 | |
| 21N00971 | 45-60 | Bw1 | HM | 42.56 | 457.15 | 17.01 | 0.25 | 523.14 | 1.01 | 42.86 | 52.79 | 0.03 | 106.69 | |
| 21N00972 | 60-75 | Bw2 | HM | 29.18 | 493.99 | 15.90 | 0.21 | 467.05 | 0.95 | 37.90 | 50.27 | 0.02 | 87.04 | |
| 21N00973 | 75-90 | Bw2 | HM | 27.96 | 517.21 | 16.54 | 0.22 | 678.99 | 1.16 | 43.87 | 61.93 | 0.02 | 79.93 | |
| 21N00974 | 90-105 | BC1 | HM | 24.48 | 564.06 | 16.12 | 0.11 | 769.56 | 1.08 | 40.30 | 62.18 | 0.02 | 79.08 | |
| 21N00975 | 105-135 | BC1 | HM | 21.70 | 484.25 | 14.76 | 0.23 | 577.77 | 0.99 | 25.24 | 52.35 | 0.02 | 69.87 | |
| 21N00976 | 135-165 | BC2 | HM | 22.83 | 434.66 | 16.72 | 0.26 | 504.25 | 1.08 | 28.72 | 57.95 | 0.02 | 79.54 | |
| 21N00977 | 165-195 | BC2 | HM | 22.34 | 439.37 | 15.07 | 0.30 | 515.98 | 1.05 | 28.82 | 57.18 | 0.02 | 75.36 | |
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031041 | ( Montgomery, Maryland ) | Print Date: Apr 20 2026 2:08AM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 21N0212 | |||
| Major Elements | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | |||
| Depth | Al | Ca | Fe | K | Mg | Mn | Na | P | Si | Sr | Ti | Zr | |||
| Layer | (cm) | Horz | Prep | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg | mg/kg |
| 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | 4H1b | ||||
| 21N00968 | 0-15 | A | HM | 55160 | 4597 | 31839 | 16445 | 4428 | 1012 | 3095 | 775 | 361080 | 73 | 5488 | 160 |
| 21N00969 | 15-30 | AB | HM | 53798 | 3520 | 31047 | 15947 | 4016 | 1274 | 2973 | 520 | 382756 | 68 | 5265 | 171 |
| 21N00970 | 30-45 | Bw1 | HM | 60705 | 3302 | 33917 | 17157 | 4362 | 1677 | 2900 | 629 | 369264 | 69 | 5308 | 189 |
| 21N00971 | 45-60 | Bw1 | HM | 63915 | 3229 | 35716 | 17937 | 4531 | 1749 | 2859 | 567 | 351003 | 73 | 5540 | 179 |
| 21N00972 | 60-75 | Bw2 | HM | 66886 | 3088 | 37184 | 18969 | 4669 | 1726 | 3122 | 628 | 333705 | 75 | 5978 | 187 |
| 21N00973 | 75-90 | Bw2 | HM | 66131 | 2989 | 37731 | 18673 | 4658 | 1578 | 2905 | 646 | 362265 | 73 | 5842 | 192 |
| 21N00974 | 90-105 | BC1 | HM | 66413 | 2780 | 38588 | 18825 | 4686 | 1063 | 2982 | 626 | 349550 | 72 | 5742 | 187 |
| 21N00975 | 105-135 | BC1 | HM | 63253 | 2271 | 36495 | 17723 | 4524 | 541 | 2748 | 608 | 346576 | 65 | 5203 | 157 |
| 21N00976 | 135-165 | BC2 | HM | 67609 | 1914 | 40212 | 18664 | 4900 | 691 | 2921 | 533 | 351965 | 66 | 5327 | 162 |
| 21N00977 | 165-195 | BC2 | HM | 70644 | 1960 | 38956 | 19407 | 4887 | 611 | 3099 | 583 | 355829 | 69 | 5695 | 198 |