| *** Supplementary Characterization Data *** |
| Pedon ID: 81LA003001 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 1:31AM |
| Sampled as on Apr 1, 1981: | Caddo ; Fine-silty, siliceous, thermic Typic Glossaqualf |
| Revised to correlated on Apr 1, 1981: | Caddo ; Fine-silty, siliceous, thermic Typic Glossaqualf |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81NL132 ALUMINUM STUDY | Natural Resources Conservation Service |
| - | Site ID | 81LA003001 Lat: 30° 38' 20.00" north Long: 92° 51' 35.00" west MLRA: 152B | National Soil Survey Center | |
| - | Pedon No. | 81P0264 | 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 | |||||||||||||||||
| 81P01379 | 0-10 | A | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 98 | 88 | 49 | 23 | 6 | 98 | 98 | 97 | 93 | 83 | 0.03 | 0.021 | 0.003 | 10.8 | 0.8 | ||
| 81P01380 | 10-25 | Ag1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 97 | 90 | 53 | 28 | 11 | 98 | 97 | 97 | 93 | 85 | 0.02 | 0.017 | 0.002 | 15.7 | 0.8 | ||
| 81P01381 | 25-53 | Ag2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 90 | 55 | 29 | 12 | 99 | 98 | 97 | 94 | 86 | 0.02 | 0.015 | 0.001 | 16.1 | 0.8 | ||
| 81P01382 | 53-71 | Btg1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 93 | 65 | 42 | 28 | 99 | 99 | 99 | 96 | 90 | 0.02 | 0.008 | -- | 32.7 | 0.8 | ||
| 81P01383 | 71-97 | Btg2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 94 | 64 | 40 | 24 | 100 | 100 | 99 | 97 | 90 | 0.02 | 0.009 | 0.001 | 30.2 | 1.0 | ||
| 81P01384 | 97-155 | Btg3 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 94 | 63 | 36 | 19 | 100 | 100 | 99 | 97 | 90 | 0.02 | 0.010 | 0.001 | 26.0 | 1.1 | ||
| 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 | ||||||||||||||||||||||||||||
| 81P01379 | 0-10 | A | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 1 | -- | -- | 1 | 99 | 1.461 | |||||||||||||
| 81P01380 | 10-25 | Ag1 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 1 | -- | -- | 1 | 99 | 1.461 | |||||||||||||
| 81P01381 | 25-53 | Ag2 | S | tr | -- | -- | -- | -- | -- | tr | 100 | -- | -- | -- | tr | 100 | 1.451 | |||||||||||||
| 81P01382 | 53-71 | Btg1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | |||||||||||||
| 81P01383 | 71-97 | Btg2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | tr | 100 | 1.451 | |||||||||||||
| 81P01384 | 97-155 | Btg3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | |||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: 81LA003001 | ( AllenParish, Louisiana ) | Print Date: Dec 6 2025 1:31AM |
| Sampled As | : | Caddo | Fine-silty, siliceous, thermic Typic Glossaqualf | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 81P0264 | |||
| 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 | ||||||||||||||||||||||||||||
| 81P01379 | 0-10 | A | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 9 | 43 | 3 | 45 | 1.28 | 0.64 | |||||||||||
| 81P01380 | 10-25 | Ag1 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 8 | 41 | 6 | 45 | 0.51 | 0.47 | |||||||||||
| 81P01381 | 25-53 | Ag2 | S | tr | -- | -- | -- | -- | -- | tr | 100 | 8 | 40 | 6 | 45 | 0.45 | 0.43 | |||||||||||
| 81P01382 | 53-71 | Btg1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 6 | 34 | 15 | 45 | 0.48 | 0.44 | |||||||||||
| 81P01383 | 71-97 | Btg2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 5 | 36 | 13 | 45 | 0.53 | 0.47 | |||||||||||
| 81P01384 | 97-155 | Btg3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 6 | 39 | 10 | 45 | 0.51 | 0.46 | |||||||||||
| 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 | 3A1a1a | 3A1a1a | 3A1a1a | 4C1a2a | ||||||||||||||||||||||
| 81P01379 | 0-10 | A | S | 1 | 1 | 1 | 17 | 82 | 6 | 1 | tr | 1 | 5 | 11 | 37 | 46 | 6 | sil | 16.4 | 77.8 | 5.8 | 4.3 | ||||
| 81P01380 | 10-25 | Ag1 | S | 1 | 1 | 1 | 16 | 83 | 13 | 1 | 1 | tr | 4 | 10 | 36 | 48 | 13 | sil | 14.4 | 74.2 | 11.4 | 4.6 | ||||
| 81P01381 | 25-53 | Ag2 | S | 16 | 84 | 13 | 2 | 1 | 1 | 4 | 9 | 34 | 49 | 13 | sil | 14.3 | 74.0 | 11.7 | 4.7 | |||||||
| 81P01382 | 53-71 | Btg1 | S | 14 | 86 | 38 | 1 | 1 | 1 | 4 | 9 | 35 | 51 | 38 | sicl | 10.4 | 62.1 | 27.5 | 4.8 | |||||||
| 81P01383 | 71-97 | Btg2 | S | 13 | 87 | 32 | tr | tr | tr | 4 | 9 | 34 | 53 | 32 | sil | 9.8 | 66.0 | 24.2 | 4.7 | |||||||
| 81P01384 | 97-155 | Btg3 | S | 13 | 87 | 24 | tr | tr | tr | 3 | 9 | 33 | 54 | 24 | sil | 10.4 | 70.5 | 19.1 | 4.7 | |||||||