| *** Supplementary Characterization Data *** |
| Pedon ID: 03MD033002 | ( Prince George's, Maryland ) | Print Date: Dec 6 2025 8:27PM |
| Sampled as on Aug 4, 2003: | Howell |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2003USMD169 PRINCE GEORGE'S | Natural Resources Conservation Service |
| - | Site ID | S2003MD033002 Lat: 38° 51' 43.01" north Long: 76° 46' 2.51" west MLRA: 149A | National Soil Survey Center | |
| - | Pedon No. | 03N0981 | Kellogg 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 | |||||||||||||||||
| 03N04973 | 0-15 | Ap | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 72 | 51 | 37 | 29 | 100 | 100 | 98 | 79 | 62 | 0.04 | 0.019 | tr | 95.7 | 0.3 | ||
| 03N04974 | 15-51 | Bt1 | S | 100 | 99 | 98 | 96 | 95 | 86 | 76 | 73 | 73 | 68 | 51 | 35 | 24 | 73 | 73 | 73 | 71 | 63 | 0.04 | 0.018 | 0.001 | 76.5 | 0.5 | ||
| 03N04975 | 51-76 | Bt2 | S | 100 | 100 | 100 | 99 | 99 | 89 | 78 | 60 | 60 | 57 | 45 | 30 | 20 | 60 | 60 | 60 | 59 | 55 | 2.00 | 0.032 | 0.001 | >100 | tr | ||
| 03N04976 | 76-97 | Bt3 | S | 100 | 99 | 99 | 98 | 98 | 96 | 94 | 91 | 91 | 84 | 55 | 39 | 29 | 91 | 91 | 91 | 90 | 73 | 0.03 | 0.013 | tr | 59.4 | 0.4 | ||
| 03N04977 | 97-112 | 2BC | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 81 | 18 | 14 | 11 | 100 | 100 | 100 | 98 | 47 | 0.06 | 0.052 | 0.002 | 39.6 | 9.4 | ||
| 03N04978 | 112-140 | CB | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 86 | 59 | 41 | 100 | 100 | 99 | 98 | 95 | 0.01 | 0.003 | tr | 15.1 | 0.6 | ||
| 03N04979 | 140-160 | CB2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 86 | 60 | 42 | 100 | 100 | 100 | 99 | 96 | 0.01 | 0.003 | tr | 14.8 | 0.6 | ||
| 03N04980 | 160-180 | CB3 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 93 | 83 | 78 | 60 | 49 | 97 | 94 | 89 | 83 | 82 | tr | 0.002 | tr | 15.1 | 0.4 | ||
| 03N04981 | 180-216 | 3CB | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 94 | 30 | 24 | 23 | 22 | 100 | 99 | 81 | 32 | 27 | 0.17 | 0.141 | 0.001 | >100 | 64.3 | ||
| 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 | ||||||||||||||||
| DbWR1 | DbWR1 | |||||||||||||||||||||||||||||
| 03N04973 | 0-15 | Ap | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.24 | 1.35 | 1.61 | 1.77 | 1.24 | 1.30 | 1.35 | 1.61 | 1.77 | 1.14 | 1.14 | |||||
| 03N04974 | 15-51 | Bt1 | S | 27 | 27 | 5 | 19 | 3 | 73 | 27 | 5 | 19 | 3 | 73 | 1.65 | 1.73 | 2.00 | 2.03 | 1.45 | 1.48 | 1.53 | 1.86 | 1.90 | 0.61 | 0.83 | |||||
| 03N04975 | 51-76 | Bt2 | S | 40 | 40 | 1 | 21 | 18 | 60 | 40 | 1 | 21 | 18 | 60 | 1.69 | 1.81 | 1.99 | 2.05 | 1.37 | 1.41 | 1.51 | 1.79 | 1.85 | 0.57 | 0.93 | |||||
| 03N04976 | 76-97 | Bt3 | S | 9 | 9 | 2 | 4 | 3 | 91 | 9 | 2 | 4 | 3 | 91 | 1.47 | 1.58 | 1.85 | 1.92 | 1.41 | 1.45 | 1.52 | 1.81 | 1.88 | 0.80 | 0.88 | |||||
| 03N04977 | 97-112 | 2BC | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.36 | 1.40 | 1.67 | 1.85 | 1.36 | 1.39 | 1.40 | 1.68 | 1.85 | 0.95 | 0.95 | |||||
| 03N04978 | 112-140 | CB | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.27 | 1.38 | 1.78 | 1.79 | 1.27 | 1.31 | 1.38 | 1.77 | 1.79 | 1.09 | 1.09 | |||||
| 03N04979 | 140-160 | CB2 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.20 | 1.33 | 1.73 | 1.75 | 1.20 | 1.25 | 1.33 | 1.72 | 1.75 | 1.21 | 1.21 | |||||
| 03N04980 | 160-180 | CB3 | S | 1 | 1 | -- | -- | 1 | 99 | 1 | -- | -- | 1 | 99 | 1.461 | 1.913 | ||||||||||||||
| 03N04981 | 180-216 | 3CB | S | tr | tr | -- | tr | tr | 100 | tr | -- | tr | tr | 100 | 1.451 | 1.903 | ||||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: 03MD033002 | ( Prince George's, Maryland ) | Print Date: Dec 6 2025 8:27PM |
| Sampled As | : | Howell | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 03N0981 | |||
| 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---) | |||||||||||||||
| 03N04973 | 0-15 | Ap | S | -- | -- | -- | -- | -- | -- | -- | 100 | 18 | 16 | 13 | 16 | 37 | 7 | 0.40 | 0.80 | 0.56 | 0.101 | 1.6 | 2.9 | 1.6 | 2.9 | 0.17 | 0.17 | |
| 03N04974 | 15-51 | Bt1 | S | 17 | -- | -- | 17 | 3 | 12 | 2 | 83 | 6 | 24 | 15 | 3 | 35 | 3 | 0.27 | 0.58 | 0.60 | 0.054 | 0.6 | 1.6 | 0.7 | 1.8 | 0.10 | 0.12 | |
| 03N04975 | 51-76 | Bt2 | S | 25 | -- | -- | 25 | 1 | 13 | 11 | 75 | 3 | 22 | 13 | 6 | 30 | 3 | 0.25 | 0.57 | 0.65 | 0.097 | 0.8 | 2.3 | 1.0 | 3.3 | 0.09 | 0.12 | |
| 03N04976 | 76-97 | Bt3 | S | 5 | -- | -- | 5 | 1 | 2 | 2 | 95 | 10 | 24 | 16 | 7 | 38 | 2 | 0.31 | 0.54 | 0.57 | 0.078 | 0.9 | 2.4 | 0.9 | 2.5 | 0.13 | 0.14 | |
| 03N04977 | 97-112 | 2BC | S | -- | -- | -- | -- | -- | -- | -- | 100 | 27 | 18 | 6 | 18 | 31 | 2 | 0.41 | 0.96 | 0.72 | 0.088 | 0.7 | 1.0 | 0.7 | 1.0 | 0.20 | 0.20 | |
| 03N04978 | 112-140 | CB | S | -- | -- | -- | -- | -- | -- | -- | 100 | 2 | 26 | 20 | 1 | 51 | 2 | 0.15 | 0.59 | 0.61 | 0.068 | 1.0 | 2.8 | 1.0 | 2.8 | 0.18 | 0.18 | |
| 03N04979 | 140-160 | CB2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 2 | 24 | 19 | 2 | 53 | 2 | 0.17 | 0.59 | 0.63 | 0.084 | 1.6 | 3.5 | 1.4 | 3.5 | 0.21 | 0.21 | |
| 03N04980 | 160-180 | CB3 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 10 | 18 | 27 | 3 | 0.25 | 0.47 | 0.48 | ||||||||||
| 03N04981 | 180-216 | 3CB | S | tr | -- | -- | tr | -- | -- | tr | 100 | 40 | 3 | 12 | 5 | 0.53 | 0.72 | 0.36 | ||||||||||
| 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 | -2 | -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 | 4C1a2a | |||||||||||||||||||||||||
| 03N04973 | 0-15 | Ap | S | -- | -- | -- | 53 | 47 | 40 | tr | tr | 3 | 27 | 23 | 16 | 31 | 40 | cl | 38.1 | 33.3 | 28.6 | 4.1 | ||||
| 03N04974 | 15-51 | Bt1 | S | 36 | 36 | 29 | 13 | 51 | 32 | -- | -- | tr | 3 | 17 | 24 | 56 | 50 | sicl | 13.6 | 52.9 | 33.5 | 4.1 | ||||
| 03N04975 | 51-76 | Bt2 | S | 50 | 50 | 49 | 7 | 43 | 26 | -- | -- | 1 | 1 | 12 | 24 | 62 | 52 | sicl | 9.0 | 56.9 | 34.1 | 4.2 | ||||
| 03N04976 | 76-97 | Bt3 | S | 13 | 13 | 10 | 25 | 62 | 41 | -- | -- | tr | 2 | 27 | 30 | 41 | 47 | sicl | 19.5 | 48.3 | 32.2 | 4.2 | ||||
| 03N04977 | 97-112 | 2BC | S | -- | -- | -- | 60 | 40 | 13 | -- | -- | tr | 2 | 58 | 32 | 8 | 13 | vfsl | 53.1 | 35.5 | 11.4 | 4.1 | ||||
| 03N04978 | 112-140 | CB | S | -- | -- | -- | 8 | 92 | 70 | -- | tr | 1 | 2 | 5 | 16 | 76 | 70 | sic | 4.8 | 54.1 | 41.1 | 4.0 | ||||
| 03N04979 | 140-160 | CB2 | S | -- | -- | -- | 8 | 92 | 72 | -- | tr | 1 | 2 | 5 | 16 | 76 | 72 | sic | 4.4 | 53.7 | 41.9 | 4.1 | ||||
| 03N04980 | 160-180 | CB3 | S | 2 | 2 | 2 | 34 | 64 | 96 | 3 | 6 | 12 | 11 | 2 | 9 | 57 | 98 | c | 17.3 | 33.2 | 49.5 | 4.0 | ||||
| 03N04981 | 180-216 | 3CB | S | -- | -- | -- | 93 | 7 | 28 | -- | 1 | 24 | 63 | 6 | 3 | 3 | 28 | scl | 73.0 | 5.2 | 21.8 | 3.9 | ||||