| *** Supplementary Characterization Data *** |
| Pedon ID: S1985MD031011 | ( Montgomery, Maryland ) | Print Date: Nov 23 2024 9:19PM |
| Sampled as on Oct 30, 1985: | Purdum ; Fine-loamy, mixed, mesic Ochreptic Hapludalfs |
| Revised to correlated on Nov 16, 2014: | Brinklow ; Fine-loamy, mixed, subactive, mesic Typic Hapludults |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP86MD144 MONTGOMERY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1985MD031011 Lat: 39° 15' 18.00" north Long: 77° 20' 57.99" west MLRA: 148 | National Soil Survey Center | |
| - | Pedon No. | 86P0384 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | -21- | -22- | -23- | -24- | -25- | |||
| (- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -) | (- - - - - Cumulative Curve Fractions - - - - -) (<75mm) | ( Atter- ) | ( Gradation ) | |||||||||||||||||||||||||
| Percentage Passing Sieve | USDA Less Than Diameters (mm) at | berg | Uni- | Cur- | ||||||||||||||||||||||||
| Depth | 3 | 2 | 3/2 | 1 | 3/4 | 3/8 | 4 | 10 | 40 | 200 | 20 | 5 | 2 | 1. | .5 | .25 | .10 | .05 | 60 | 50 | 10 | LL | PI | fmty | vtur | |||
| Layer | (cm) | Horz | Prep | (-------------------Inches-------------------) | (---------Number---------) | (------Microns----) | (---------Millimeter----------) | (-----Percentile---) | (----%----) | CU | CC | |||||||||||||||||
| 4F1 | 4F | |||||||||||||||||||||||||||
| 86P02275 | 3-15 | E | S | 100 | 100 | 100 | 99 | 99 | 92 | 85 | 78 | 72 | 67 | 57 | 36 | 22 | 75 | 73 | 71 | 68 | 65 | 0.03 | 0.013 | 0.001 | 43 | 15 | 49.8 | 0.7 |
| 86P02276 | 15-25 | EB | S | 100 | 99 | 99 | 98 | 98 | 93 | 87 | 76 | 68 | 63 | 56 | 40 | 29 | 71 | 68 | 66 | 65 | 62 | 0.04 | 0.012 | -- | 82.5 | 0.3 | ||
| 86P02277 | 25-43 | Bt1 | S | 100 | 99 | 98 | 97 | 96 | 91 | 86 | 79 | 69 | 61 | 53 | 39 | 30 | 75 | 70 | 66 | 62 | 59 | 0.06 | 0.014 | -- | 49 | 21 | >100 | 0.1 |
| 86P02278 | 43-64 | Bt2 | S | 100 | 100 | 100 | 99 | 99 | 93 | 87 | 80 | 66 | 55 | 48 | 34 | 25 | 74 | 67 | 62 | 57 | 53 | 0.17 | 0.031 | 0.001 | >100 | 0.1 | ||
| 86P02279 | 64-102 | Cr | S | 100 | 99 | 98 | 97 | 96 | 90 | 84 | 75 | 63 | 52 | 44 | 31 | 22 | 70 | 64 | 59 | 54 | 49 | 0.27 | 0.055 | 0.001 | >100 | 0.1 | ||
| Tier 2 | -26- | -27- | -28- | -29- | -30- | -31- | -32- | -33- | -34- | -35- | -36- | -37- | -38- | -39- | -40- | -41- | -42- | -43- | -44- | -45- | -46- | -47- | -48- | -49- | -50- | |||||
| (- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -) | (- - Void - -) | ||||||||||||||||||||||||||||
| Whole Soil (mm) | <75 mm Fraction | Whole Soil | <2 mm Fraction | Ratios | ||||||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 75 | 75 | 20 | 5 | Soil Sur | Engineering | Soil Survey | Engineering | At 33 kPa | |||||||||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | -2 | -20 | -5 | -2 | <2 | 33 | Oven | Moist | Satur | 33 | 1500 | Oven | Moist | Satur | Whole | <2 | |||||||
| Layer | (cm) | Horz | Prep | (------------------- % of Whole Soil ------------------) | (--------- % of <75 mm ---------) | kPa | -dry | -ated | kPa | kPa | -dry | -ated | Soil | mm | ||||||||||||||||
| 3B1 | 3B1 | 3B1 | 4A1d | 4A1h | ||||||||||||||||||||||||||
| 86P02275 | 3-15 | E | S | 22 | -- | -- | 22 | 1 | 14 | 7 | 78 | 22 | 1 | 14 | 7 | 78 | 1.55 | 1.60 | 1.84 | 1.97 | 1.39 | 1.42 | 1.44 | 1.73 | 1.87 | 0.71 | 0.91 | |||
| 86P02276 | 15-25 | EB | S | 24 | -- | -- | 24 | 2 | 11 | 11 | 76 | 24 | 2 | 11 | 11 | 76 | 1.65 | 1.70 | 1.93 | 2.03 | 1.47 | 1.50 | 1.53 | 1.81 | 1.92 | 0.61 | 0.80 | |||
| 86P02277 | 25-43 | Bt1 | S | 21 | -- | -- | 21 | 4 | 10 | 7 | 79 | 21 | 4 | 10 | 7 | 79 | 1.58 | 1.67 | 1.88 | 1.98 | 1.43 | 1.47 | 1.52 | 1.77 | 1.89 | 0.68 | 0.85 | |||
| 86P02278 | 43-64 | Bt2 | S | 20 | -- | -- | 20 | 1 | 12 | 7 | 80 | 20 | 1 | 12 | 7 | 80 | 1.61 | 1.70 | 1.93 | 2.00 | 1.47 | 1.52 | 1.56 | 1.83 | 1.92 | 0.65 | 0.80 | |||
| 86P02279 | 64-102 | Cr | S | 25 | -- | -- | 25 | 4 | 12 | 9 | 75 | 25 | 4 | 12 | 9 | 75 | 1.80 | 1.88 | 2.11 | 2.12 | 1.63 | 1.67 | 1.71 | 1.99 | 2.01 | 0.47 | 0.63 | |||
| *** Supplementary Characterization Data *** |
| Pedon ID: S1985MD031011 | ( Montgomery, Maryland ) | Print Date: Nov 23 2024 9:19PM |
| Sampled As | : | Purdum | Fine-loamy, mixed, mesic Ochreptic Hapludalfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 86P0384 | |||
| Tier 3 | -51- | -52- | -53- | -54- | -55- | -56- | -57- | -58- | -59- | -60- | -61- | -62- | -63- | -64- | -65- | -66- | -67- | -68- | -69- | -70- | -71- | -72- | -73- | -74- | -75- | |||
| (- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -) | C | (- - - - - - - Ratios To Clay - - - - - -) | (- - Linear Extensiblity - -) | (- - WRD - -) | ||||||||||||||||||||||||
| Whole Soil (mm) At 33 kPa | /N | <2 mm Fraction | Whole Soil | <2 mm | Whole | <2 | ||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 2- | .05- | LT | Pores | Rat | Fine | CEC | 1500 | LEP | 33 kPa | to % | Soil | mm | |||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | .05 | .002 | .002 | D | F | -io | Clay | Sum | NH4- | kPa | 33 | 1500 | Oven | 1500 | Oven | ||||||
| Layer | (cm) | Horz | Prep | (----------------------------- % of Whole Soil ---------------------------) | Cats | OAC | H2O | kPa | kPa | -dry | kPa | -dry | (---in3/in3---) | |||||||||||||||
| 8D1 | 4C1 | |||||||||||||||||||||||||||
| 86P02275 | 3-15 | E | S | 13 | -- | -- | 13 | 1 | 8 | 4 | 87 | 7 | 25 | 13 | 13 | 29 | 0.17 | 0.36 | 0.33 | 0.040 | 0.6 | 0.7 | 0.18 | 0.21 | ||||
| 86P02276 | 15-25 | EB | S | 15 | -- | -- | 15 | 1 | 7 | 7 | 85 | 9 | 20 | 18 | 10 | 28 | 0.21 | 0.24 | 0.34 | 0.030 | 0.4 | 0.7 | 0.13 | 0.15 | ||||
| 86P02277 | 25-43 | Bt1 | S | 13 | -- | -- | 13 | 2 | 6 | 4 | 87 | 12 | 17 | 18 | 10 | 30 | 0.26 | 0.23 | 0.39 | 0.060 | 0.8 | 0.9 | 0.11 | 0.13 | ||||
| 86P02278 | 43-64 | Bt2 | S | 12 | -- | -- | 12 | 1 | 7 | 4 | 88 | 17 | 17 | 15 | 7 | 32 | 0.23 | 0.23 | 0.40 | 0.060 | 0.8 | 1.1 | 0.15 | 0.17 | ||||
| 86P02279 | 64-102 | Cr | S | 17 | -- | -- | 17 | 3 | 8 | 6 | 83 | 18 | 19 | 15 | 1 | 31 | 0.19 | 0.37 | 0.050 | 0.7 | 0.8 | 0.15 | 0.18 | |||||
| Tier 4 | -76- | -77- | -78- | -79- | -80- | -81- | -82- | -83- | -84- | -85- | -86- | -87- | -88- | -89- | -90- | -91- | -92- | -93- | -94- | -95- | -96- | -97- | -98- | |||
| (- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -) | Text | PSDA (mm) | pH | Elect. | Part- | |||||||||||||||||||||
| (--------------- Whole Soil ---------------) | (------------------- <2 mm Fraction -------------------) | -ure | Sand | Silt | Clay | Ca | Res- | Con- | -icle | |||||||||||||||||
| >2 | 75 | 20 | 2- | .05- | < | (------------- Sands -------------) | (--- Silts ---) | Cl | by | 2- | .05- | < | Cl2 | ist. | duct | Den- | ||||||||||
| Depth | -20 | -2 | .05 | .002 | .002 | VC | C | M | F | VF | C | F | ay | PSDA | .05 | .002 | .002 | .01M | ohms | dS m-1 | sity | |||||
| Layer | (cm) | Horz | Prep | (- % of >2 mm Sand and Silt -) | (------------------% of Sand and Silt -------------) | <2 mm | (---- % of 2 mm ----) | (-------- <2 mm --------) | g cm-3 | |||||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 4C1a2a | ||||||||||||||||||||||
| 86P02275 | 3-15 | E | S | 28 | 28 | 27 | 16 | 55 | 29 | 6 | 4 | 4 | 5 | 5 | 15 | 62 | 40 | sicl | 16.3 | 55.0 | 28.7 | 3.9 | ||||
| 86P02276 | 15-25 | EB | S | 34 | 34 | 31 | 20 | 46 | 41 | 10 | 6 | 4 | 4 | 6 | 11 | 58 | 62 | sicl | 18.6 | 43.2 | 38.2 | 3.9 | ||||
| 86P02277 | 25-43 | Bt1 | S | 30 | 30 | 24 | 29 | 41 | 43 | 8 | 10 | 8 | 8 | 7 | 11 | 48 | 61 | cl | 25.7 | 36.4 | 37.9 | 4.0 | ||||
| 86P02278 | 43-64 | Bt2 | S | 27 | 27 | 25 | 36 | 37 | 33 | 11 | 12 | 9 | 9 | 8 | 9 | 41 | 46 | cl | 34.1 | 34.6 | 31.3 | 4.0 | ||||
| 86P02279 | 64-102 | Cr | S | 32 | 32 | 27 | 33 | 35 | 28 | 9 | 11 | 9 | 10 | 9 | 10 | 42 | 41 | cl | 34.2 | 36.6 | 29.2 | 4.2 | ||||