| *** Supplementary Characterization Data *** |
| Pedon ID: S1974DC001003 | ( District of Columbia, District of Columbia ) | Print Date: Nov 12 2024 3:35AM |
| Sampled as on Nov 5, 1974: | ASHE |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | 74DC001003 Lat: 38° 57' 41.12" north Long: 77° 3' 31.84" west | Beltsville Soil Survey Laboratory | |
| - | Pedon No. | 40A1316 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Beltsville, Maryland | ||
| 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 | |||||||||||||||||
| NK | NK | |||||||||||||||||||||||||||
| 40A10027 | 0-15 | A | S | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 77 | 45 | 25 | 15 | 8 | 89 | 79 | 72 | 50 | 38 | 0.15 | 0.097 | 0.003 | 59.2 | 2.1 | ||
| 40A10028 | 15-23 | B1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 76 | 44 | 26 | 16 | 10 | 88 | 78 | 70 | 50 | 37 | 0.16 | 0.102 | 0.002 | 75.0 | 2.3 | ||
| 40A10029 | 23-46 | B2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 73 | 42 | 26 | 19 | 14 | 86 | 75 | 67 | 47 | 36 | 0.18 | 0.115 | 0.001 | NP | NP | >100 | 4.2 |
| 40A10030 | 46-58 | B3 | S | 100 | 100 | 100 | 100 | 100 | 99 | 98 | 98 | 76 | 43 | 28 | 21 | 16 | 88 | 78 | 70 | 48 | 36 | 0.16 | 0.110 | 0.001 | >100 | 5.0 | ||
| 40A10031 | 58-91 | C1 | S | 100 | 100 | 100 | 100 | 100 | 97 | 94 | 94 | 68 | 29 | 16 | 12 | 9 | 83 | 70 | 61 | 34 | 23 | 0.25 | 0.173 | 0.003 | 91.3 | 9.0 | ||
| 40A10032 | 91-160 | C2 | S | 100 | 100 | 100 | 100 | 100 | 88 | 75 | 75 | 51 | 21 | 10 | 7 | 5 | 65 | 53 | 44 | 25 | 16 | 0.74 | 0.385 | 0.018 | 40.1 | 1.2 | ||
| 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 | NK | 4A1h | ||||||||||||||||||||||||||
| 40A10027 | 0-15 | A | S | 1 | -- | -- | 1 | -- | 1 | -- | 99 | 1 | -- | 1 | -- | 99 | 1.25 | 1.27 | 1.44 | 1.78 | 1.24 | 1.26 | 1.43 | 1.77 | 1.12 | 1.14 | ||||
| 40A10028 | 15-23 | B1 | S | 1 | -- | -- | 1 | -- | 1 | -- | 99 | 1 | -- | 1 | -- | 99 | 1.461 | |||||||||||||
| 40A10029 | 23-46 | B2 | S | 1 | -- | -- | 1 | -- | 1 | -- | 99 | 1 | -- | 1 | -- | 99 | 1.57 | 1.59 | 1.81 | 1.98 | 1.56 | 1.58 | 1.80 | 1.97 | 0.69 | 0.70 | ||||
| 40A10030 | 46-58 | B3 | S | 2 | -- | -- | 2 | -- | 2 | -- | 98 | 2 | -- | 2 | -- | 98 | 1.461 | |||||||||||||
| 40A10031 | 58-91 | C1 | S | 6 | -- | -- | 6 | -- | 6 | -- | 94 | 6 | -- | 6 | -- | 94 | 1.75 | 1.83 | 2.00 | 2.09 | 1.71 | 1.79 | 1.97 | 2.06 | 0.51 | 0.55 | ||||
| 40A10032 | 91-160 | C2 | S | 25 | -- | -- | 25 | -- | 25 | -- | 75 | 25 | -- | 25 | -- | 75 | 1.641 | |||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: S1974DC001003 | ( District of Columbia, District of Columbia ) | Print Date: Nov 12 2024 3:35AM |
| Sampled As | : | ASHE | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A1316 | |||
| 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---) | |||||||||||||||
| 40A10027 | 0-15 | A | S | 1 | -- | -- | 1 | -- | 1 | -- | 100 | 29 | 14 | 4 | 34 | 19 | 0.05 | 1.59 | 0.73 | 12.050 | 0.11 | 0.12 | ||||||
| 40A10028 | 15-23 | B1 | S | 1 | -- | -- | 1 | -- | 1 | -- | 99 | 34 | 15 | 5 | 45 | 0.92 | 0.47 | |||||||||||
| 40A10029 | 23-46 | B2 | S | 1 | -- | -- | 1 | -- | 1 | -- | 99 | 38 | 13 | 8 | 17 | 24 | 0.26 | 0.77 | 0.48 | 0.14 | 0.14 | |||||||
| 40A10030 | 46-58 | B3 | S | 1 | -- | -- | 1 | -- | 1 | -- | 99 | 34 | 11 | 9 | 45 | 0.73 | 0.47 | |||||||||||
| 40A10031 | 58-91 | C1 | S | 4 | -- | -- | 4 | -- | 4 | -- | 96 | 47 | 9 | 6 | 10 | 24 | 0.16 | 0.90 | 0.55 | 10.310 | 0.16 | 0.17 | ||||||
| 40A10032 | 91-160 | C2 | S | 15 | -- | -- | 15 | -- | 15 | -- | 85 | 37 | 7 | 3 | 38 | 1.55 | 0.66 | |||||||||||
| 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 | NK | ||||||||||||||||||||||
| 40A10027 | 0-15 | A | S | 1 | 1 | 1 | 67 | 32 | 9 | 11 | 11 | 8 | 24 | 14 | 13 | 19 | 9 | fsl | 62.0 | 29.7 | 8.3 | 4.1 | ||||
| 40A10028 | 15-23 | B1 | S | 1 | 1 | 1 | 69 | 30 | 11 | 13 | 11 | 8 | 23 | 14 | 12 | 18 | 11 | fsl | 62.7 | 27.6 | 9.7 | 4.3 | ||||
| 40A10029 | 23-46 | B2 | S | 1 | 1 | 1 | 73 | 26 | 16 | 16 | 13 | 9 | 24 | 13 | 12 | 15 | 16 | sl | 63.5 | 22.7 | 13.8 | 4.3 | ||||
| 40A10030 | 46-58 | B3 | S | 2 | 2 | 2 | 74 | 24 | 19 | 12 | 12 | 9 | 28 | 14 | 10 | 14 | 20 | fsl | 63.4 | 20.1 | 16.5 | 4.3 | ||||
| 40A10031 | 58-91 | C1 | S | 7 | 7 | 7 | 78 | 15 | 10 | 13 | 15 | 12 | 31 | 14 | 8 | 8 | 11 | cosl | 75.7 | 14.6 | 9.7 | 4.3 | ||||
| 40A10032 | 91-160 | C2 | S | 26 | 26 | 26 | 62 | 11 | 5 | 14 | 17 | 13 | 28 | 13 | 8 | 8 | 7 | lcos | 79.2 | 14.4 | 6.4 | 4.4 | ||||