| *** Supplementary Characterization Data *** |
| Pedon ID: S2018TX219003 | ( Hockley, Texas ) | Print Date: Dec 8 2025 7:11AM |
| Sampled as on Jul 31, 2018: | Amarillo ; Fine-loamy, mixed, superactive, thermic Aridic Paleustalfs |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2019USTX008 Benchmark Soil Landscapes MLRA 77C | Natural Resources Conservation Service |
| - | Site ID | S2018TX219003 MLRA: 77C | National Soil Survey Center | |
| - | Pedon No. | 19N0025 | 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 | |||||||||||||||||
| 19N00133 | 0-12 | A1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 29 | 11 | 10 | 9 | 100 | 100 | 90 | 41 | 17 | 0.14 | 0.118 | 0.007 | 20.0 | 5.2 | ||
| 19N00134 | 12-36 | A2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 52 | 26 | 22 | 20 | 100 | 100 | 94 | 63 | 37 | 0.09 | 0.071 | 0.001 | >100 | 13.7 | ||
| 19N00135 | 36-58 | Bt1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 57 | 34 | 30 | 27 | 100 | 100 | 96 | 66 | 45 | 0.08 | 0.059 | tr | >100 | 0.9 | ||
| 19N00136 | 58-82 | Bt2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 61 | 36 | 30 | 27 | 100 | 100 | 96 | 71 | 48 | 0.07 | 0.053 | tr | >100 | 0.6 | ||
| 19N00137 | 82-129 | Btk | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 57 | 34 | 29 | 26 | 100 | 100 | 95 | 66 | 45 | 0.08 | 0.059 | tr | >100 | 1.0 | ||
| 19N00138 | 129-163 | Btkk1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 69 | 52 | 38 | 29 | 100 | 99 | 95 | 76 | 59 | 0.05 | 0.016 | tr | >100 | 0.2 | ||
| 19N00139 | 163-203 | Btkk2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 68 | 53 | 38 | 29 | 100 | 99 | 96 | 74 | 60 | 0.05 | 0.016 | tr | >100 | 0.2 | ||
| 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 | ||||||||||||||||
| DbWR1 | DbWR1 | |||||||||||||||||||||||||||||
| 19N00133 | 0-12 | A1 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | 1.903 | ||||||||||||||
| 19N00134 | 12-36 | A2 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.47 | 1.55 | 1.66 | 1.92 | 1.47 | 1.52 | 1.55 | 1.67 | 1.92 | 0.80 | 0.80 | |||||
| 19N00135 | 36-58 | Bt1 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.54 | 1.68 | 1.79 | 1.96 | 1.54 | 1.61 | 1.68 | 1.79 | 1.96 | 0.72 | 0.72 | |||||
| 19N00136 | 58-82 | Bt2 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.52 | 1.66 | 1.78 | 1.95 | 1.52 | 1.59 | 1.66 | 1.77 | 1.95 | 0.74 | 0.74 | |||||
| 19N00137 | 82-129 | Btk | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.60 | 1.68 | 1.76 | 2.00 | 1.60 | 1.60 | 1.68 | 1.75 | 2.00 | 0.66 | 0.66 | |||||
| 19N00138 | 129-163 | Btkk1 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.59 | 1.64 | 1.73 | 1.99 | 1.59 | 1.60 | 1.64 | 1.73 | 1.99 | 0.67 | 0.67 | |||||
| 19N00139 | 163-203 | Btkk2 | S | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.55 | 1.65 | 1.81 | 1.97 | 1.55 | 1.60 | 1.65 | 1.81 | 1.97 | 0.71 | 0.71 | |||||
| *** Supplementary Characterization Data *** |
| Pedon ID: S2018TX219003 | ( Hockley, Texas ) | Print Date: Dec 8 2025 7:11AM |
| Sampled As | : | Amarillo | Fine-loamy, mixed, superactive, thermic Aridic Paleustalfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 19N0025 | |||
| 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---) | |||||||||||||||
| 19N00133 | 0-12 | A1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 45 | 4 | 5 | 9 | 0.70 | 0.66 | |||||||||||
| 19N00134 | 12-36 | A2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 35 | 9 | 11 | 26 | 19 | 6 | 0.76 | 0.32 | 0.090 | 1.1 | 1.8 | 1.1 | 1.8 | 0.10 | 0.10 | ||
| 19N00135 | 36-58 | Bt1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 32 | 11 | 15 | 17 | 25 | 5 | 0.74 | 0.36 | 0.109 | 1.5 | 2.9 | 1.5 | 2.9 | 0.10 | 0.10 | ||
| 19N00136 | 58-82 | Bt2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 30 | 12 | 15 | 17 | 26 | 6 | 0.75 | 0.36 | 0.112 | 1.5 | 3.0 | 1.5 | 3.0 | 0.10 | 0.10 | ||
| 19N00137 | 82-129 | Btk | S | -- | -- | -- | -- | -- | -- | -- | 100 | 33 | 11 | 16 | 24 | 16 | 4 | 0.59 | 0.37 | 0.061 | -- | 1.6 | -- | 1.6 | -- | -- | ||
| 19N00138 | 129-163 | Btkk1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 24 | 18 | 18 | 26 | 14 | 8 | 0.32 | 0.27 | 0.034 | 0.2 | 1.0 | 0.2 | 1.0 | 0.02 | 0.02 | ||
| 19N00139 | 163-203 | Btkk2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 23 | 18 | 17 | 16 | 26 | 7 | 0.39 | 0.32 | 0.072 | 1.1 | 2.1 | 1.1 | 2.1 | 0.11 | 0.11 | ||
| 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 | 4F2 | ||||||||||||||||||||||||
| 19N00133 | 0-12 | A1 | S | -- | -- | -- | 91 | 9 | 10 | -- | tr | 11 | 54 | 27 | 7 | 2 | 10 | lfs | 82.9 | 8.2 | 8.9 | 7.0 | 0.91 | |||
| 19N00134 | 12-36 | A2 | S | -- | -- | -- | 79 | 21 | 25 | -- | tr | 7 | 39 | 33 | 14 | 7 | 25 | scl | 63.3 | 16.6 | 20.1 | 7.5 | ||||
| 19N00135 | 36-58 | Bt1 | S | -- | -- | -- | 74 | 26 | 36 | -- | tr | 6 | 41 | 28 | 15 | 10 | 36 | scl | 54.7 | 18.8 | 26.5 | 7.5 | ||||
| 19N00136 | 58-82 | Bt2 | S | -- | -- | -- | 71 | 29 | 37 | -- | -- | 5 | 35 | 31 | 17 | 12 | 37 | scl | 51.8 | 21.3 | 26.9 | 7.6 | ||||
| 19N00137 | 82-129 | Btk | S | -- | -- | -- | 74 | 26 | 36 | tr | tr | 6 | 39 | 29 | 15 | 10 | 36 | scl | 54.8 | 18.9 | 26.3 | 7.7 | ||||
| 19N00138 | 129-163 | Btkk1 | S | -- | -- | -- | 58 | 42 | 42 | 1 | 1 | 6 | 27 | 23 | 10 | 32 | 42 | cl | 40.6 | 30.0 | 29.4 | 7.7 | 0.56 | |||
| 19N00139 | 163-203 | Btkk2 | S | -- | -- | -- | 57 | 43 | 41 | tr | tr | 5 | 31 | 20 | 10 | 33 | 41 | cl | 40.3 | 30.7 | 29.0 | 7.7 | 0.62 | |||