| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031031 | ( Montgomery, Maryland ) | Print Date: Apr 12 2026 8:14PM |
| Sampled as on Jan 13, 2020: | Lindside ; Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | I2020USMD054 Potomac River Island Project P Index Part 2 | Natural Resources Conservation Service |
| - | Site ID | S2020MD031031 Lat: 39° 2' 11.27" north Long: 77° 15' 8.02" west MLRA: 148 | National Soil Survey Center | |
| - | Pedon No. | 20N0357 | 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 |
| 20N01602 | A | A | 0-15 | S2020MD031031-1 | ||||
| 20N01603 | BA | BA | 15-30 | S2020MD031031-2 | ||||
| 20N01604 | BA | BA | 30-45 | S2020MD031031-3 | ||||
| 20N01605 | Bw1 | Bw1 | 45-60 | S2020MD031031-4 | ||||
| 20N01606 | Bw1 | Bw1 | 60-75 | S2020MD031031-5 | ||||
| 20N01607 | Bw2 | Bw2 | 75-90 | S2020MD031031-6 | ||||
| 20N01608 | BC | BC | 90-105 | S2020MD031031-7 | ||||
| 20N01609 | BC | BC | 105-135 | S2020MD031031-8 | ||||
| 20N01610 | C | C | 135-165 | S2020MD031031-9 | ||||
| 20N01611 | Bt | Bt | 165-195 | S2020MD031031-10 | ||||
| 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: S2020MD031031 | ( Montgomery, Maryland ) | Print Date: Apr 12 2026 8:14PM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 20N0357 | |||
| 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 | |||||||||||||||
| 20N01602 | 0-15 | A | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01603 | 15-30 | BA | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01604 | 30-45 | BA | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01605 | 45-60 | Bw1 | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01606 | 60-75 | Bw1 | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01607 | 75-90 | Bw2 | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01608 | 90-105 | BC | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01609 | 105-135 | BC | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01610 | 135-165 | C | S | -- | -- | -- | -- | -- | |||||||||||||
| 20N01611 | 165-195 | Bt | 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 | |||||||||||||||||
| 20N01602 | 0-15 | A | S | 1.020 | |||||||||||||
| 20N01603 | 15-30 | BA | S | 1.016 | |||||||||||||
| 20N01604 | 30-45 | BA | S | 1.017 | |||||||||||||
| 20N01605 | 45-60 | Bw1 | S | 1.014 | |||||||||||||
| 20N01606 | 60-75 | Bw1 | S | 1.013 | |||||||||||||
| 20N01607 | 75-90 | Bw2 | S | 1.013 | |||||||||||||
| 20N01608 | 90-105 | BC | S | 1.013 | |||||||||||||
| 20N01609 | 105-135 | BC | S | 1.014 | |||||||||||||
| 20N01610 | 135-165 | C | S | 1.010 | |||||||||||||
| 20N01611 | 165-195 | Bt | S | 1.015 | |||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031031 | ( Montgomery, Maryland ) | Print Date: Apr 12 2026 8:14PM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 20N0357 | |||
| 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 | |||||||||||||
| 20N01602 | 0-15 | A | S | 6.7 | 6.7 | |||||||||
| 20N01603 | 15-30 | BA | S | 6.3 | 6.8 | |||||||||
| 20N01604 | 30-45 | BA | S | 6.5 | 6.8 | |||||||||
| 20N01605 | 45-60 | Bw1 | S | 6.6 | 6.5 | |||||||||
| 20N01606 | 60-75 | Bw1 | S | 6.8 | 6.7 | |||||||||
| 20N01607 | 75-90 | Bw2 | S | 6.2 | 6.8 | |||||||||
| 20N01608 | 90-105 | BC | S | 6.2 | 6.8 | |||||||||
| 20N01609 | 105-135 | BC | S | 6.2 | 6.8 | |||||||||
| 20N01610 | 135-165 | C | S | 7.0 | 6.9 | |||||||||
| 20N01611 | 165-195 | Bt | S | 7.1 | 7.2 | |||||||||
| 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 | |||||||||||||||
| 20N01602 | 0-15 | A | S | 43.4 | |||||||||||
| 20N01603 | 15-30 | BA | S | 47.9 | |||||||||||
| 20N01604 | 30-45 | BA | S | 45.9 | |||||||||||
| 20N01605 | 45-60 | Bw1 | S | 19.8 | |||||||||||
| 20N01606 | 60-75 | Bw1 | S | 13.6 | |||||||||||
| 20N01607 | 75-90 | Bw2 | S | 7.2 | |||||||||||
| 20N01608 | 90-105 | BC | S | 6.5 | |||||||||||
| 20N01609 | 105-135 | BC | S | 5.4 | |||||||||||
| 20N01610 | 135-165 | C | S | 10.5 | |||||||||||
| 20N01611 | 165-195 | Bt | S | 10.8 | |||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031031 | ( Montgomery, Maryland ) | Print Date: Apr 12 2026 8:14PM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 20N0357 | |||
| 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 | |||||
| 20N01602 | 0-15 | A | HM | 0.25 | 7.74 | 232.02 | 1.37 | 0.43 | 24.66 | 40.12 | 31.25 | 1216.52 | 1.03 | 172 | |
| 20N01603 | 15-30 | BA | HM | 0.24 | 7.14 | 191.51 | 1.24 | 0.44 | 24.74 | 40.11 | 31.89 | 1093.62 | 0.93 | 178 | |
| 20N01604 | 30-45 | BA | HM | 0.21 | 9.21 | 248.97 | 1.45 | 0.59 | 25.43 | 39.55 | 39.62 | 1144.84 | 1.20 | 522 | |
| 20N01605 | 45-60 | Bw1 | HM | 0.13 | 6.69 | 186.33 | 1.12 | 0.34 | 21.55 | 30.79 | 29.57 | 973.74 | 0.88 | 161 | |
| 20N01606 | 60-75 | Bw1 | HM | 0.09 | 6.15 | 155.55 | 1.05 | 0.27 | 21.48 | 28.52 | 25.58 | 931.34 | 0.81 | 77 | |
| 20N01607 | 75-90 | Bw2 | HM | 0.11 | 6.74 | 197.86 | 1.18 | 0.25 | 21.92 | 30.48 | 25.42 | 992.09 | 0.83 | 63 | |
| 20N01608 | 90-105 | BC | HM | 0.11 | 6.52 | 199.61 | 1.19 | 0.22 | 21.22 | 31.04 | 24.11 | 981.72 | 0.84 | 59 | |
| 20N01609 | 105-135 | BC | HM | 0.11 | 6.71 | 208.27 | 1.24 | 0.20 | 20.85 | 28.95 | 22.90 | 1056.75 | 0.89 | 51 | |
| 20N01610 | 135-165 | C | HM | 0.09 | 4.50 | 135.17 | 0.90 | 0.15 | 16.15 | 26.41 | 19.33 | 699.36 | 0.55 | 34 | |
| 20N01611 | 165-195 | Bt | HM | 0.11 | 5.67 | 227.47 | 1.25 | 0.18 | 21.16 | 35.38 | 26.41 | 1200.90 | 0.66 | 45 | |
| 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 | |||||
| 20N01602 | 0-15 | A | HM | 40.84 | 818.86 | 29.79 | 0.31 | 825.43 | 2.31 | 43.69 | 56.83 | 0.03 | 160.32 | |
| 20N01603 | 15-30 | BA | HM | 39.73 | 721.72 | 33.50 | 0.26 | 795.19 | 2.35 | 30.84 | 50.56 | 0.02 | 169.75 | |
| 20N01604 | 30-45 | BA | HM | 42.05 | 723.57 | 35.82 | 0.35 | 771.39 | 2.54 | 41.01 | 58.13 | 0.02 | 326.55 | |
| 20N01605 | 45-60 | Bw1 | HM | 32.30 | 503.93 | 24.68 | 0.29 | 654.69 | 2.05 | 30.63 | 48.46 | 0.02 | 119.20 | |
| 20N01606 | 60-75 | Bw1 | HM | 31.11 | 431.49 | 20.71 | 0.23 | 498.45 | 1.87 | 27.99 | 45.01 | 0.02 | 95.91 | |
| 20N01607 | 75-90 | Bw2 | HM | 32.54 | 421.72 | 20.14 | 0.23 | 547.15 | 1.72 | 30.30 | 49.73 | 0.02 | 101.47 | |
| 20N01608 | 90-105 | BC | HM | 32.20 | 412.04 | 18.52 | 0.21 | 520.26 | 1.37 | 30.50 | 49.96 | 0.01 | 94.77 | |
| 20N01609 | 105-135 | BC | HM | 31.14 | 395.76 | 17.78 | 0.20 | 495.78 | 1.18 | 30.61 | 49.84 | 0.01 | 88.26 | |
| 20N01610 | 135-165 | C | HM | 23.63 | 361.03 | 13.25 | 0.13 | 394.11 | 0.91 | 30.85 | 44.61 | 0.01 | 66.49 | |
| 20N01611 | 165-195 | Bt | HM | 32.02 | 484.88 | 16.78 | 0.13 | 474.74 | 1.18 | 43.58 | 62.54 | 0.01 | 86.40 | |
| *** Primary Characterization Data *** |
| Pedon ID: S2020MD031031 | ( Montgomery, Maryland ) | Print Date: Apr 12 2026 8:14PM |
| Sampled As | : | Lindside | Fine-silty, mixed, active, mesic Fluvaquentic Eutrudept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 20N0357 | |||
| 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 | ||||
| 20N01602 | 0-15 | A | HM | 73345 | 6658 | 42699 | 20439 | 6516 | 1412 | 4352 | 1108 | 265499 | 90 | 6308 | 150 |
| 20N01603 | 15-30 | BA | HM | 74645 | 5956 | 41977 | 20632 | 6571 | 1323 | 4940 | 930 | 276119 | 90 | 6298 | 149 |
| 20N01604 | 30-45 | BA | HM | 80368 | 5626 | 44408 | 21893 | 6997 | 1278 | 4403 | 970 | 285585 | 93 | 6570 | 147 |
| 20N01605 | 45-60 | Bw1 | HM | 64846 | 5531 | 39015 | 18418 | 6096 | 1098 | 4650 | 659 | 303633 | 84 | 6379 | 146 |
| 20N01606 | 60-75 | Bw1 | HM | 68622 | 5370 | 38412 | 19630 | 6086 | 1081 | 5312 | 610 | 244691 | 87 | 6550 | 160 |
| 20N01607 | 75-90 | Bw2 | HM | 70258 | 5117 | 39352 | 19977 | 6203 | 1152 | 5092 | 580 | 305440 | 85 | 6615 | 158 |
| 20N01608 | 90-105 | BC | HM | 68608 | 4954 | 39066 | 20262 | 6172 | 1105 | 4981 | 556 | 276675 | 84 | 6812 | 179 |
| 20N01609 | 105-135 | BC | HM | 68250 | 4614 | 37753 | 20354 | 5755 | 1199 | 4500 | 540 | 312901 | 82 | 6654 | 166 |
| 20N01610 | 135-165 | C | HM | 53058 | 5711 | 35371 | 15671 | 5355 | 887 | 5325 | 456 | 303579 | 81 | 6263 | 134 |
| 20N01611 | 165-195 | Bt | HM | 74155 | 6729 | 43938 | 21239 | 7359 | 1346 | 5780 | 660 | 290966 | 98 | 7300 | 144 |