| *** Supplementary Characterization Data *** |
| Pedon ID: S1981TX169002 | ( Garza, Texas ) | Print Date: Oct 13 2026 11:50AM |
| Sampled as on May 30, 1981: | Stamford ; Fine, montmorillonitic, thermic Typic Chromusterts |
| Revised to correlated on May 27, 2015: | Stamford ; Fine, smectitic, thermic Sodic Haplusterts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP81TX216 RED BEDS-HIGH PLAINS STUDY | Natural Resources Conservation Service |
| - | Site ID | S1981TX169002 Lat: 33° 8' 5.00" north Long: 101° 11' 2.00" west MLRA: 78B | National Soil Survey Center | |
| - | Pedon No. | 81P0469 | 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 | |||||||||||||||||
| 81P02695 | 0-17 | A1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 96 | 77 | 59 | 47 | 99 | 99 | 99 | 98 | 93 | 0.01 | 0.003 | -- | 16.6 | 0.4 | ||
| 81P02696 | 17-43 | A2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 97 | 83 | 64 | 51 | 100 | 99 | 99 | 99 | 96 | -- | 0.002 | -- | 12.1 | 0.5 | ||
| 81P02697 | 43-66 | AB1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 86 | 66 | 53 | 100 | 100 | 100 | 99 | 96 | -- | 0.002 | -- | 10.4 | 0.5 | ||
| 81P02698 | 66-93 | AB2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 87 | 68 | 55 | 100 | 100 | 100 | 99 | 97 | -- | 0.002 | -- | 9.3 | 0.6 | ||
| 81P02699 | 93-134 | AB3 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 84 | 64 | 51 | 100 | 100 | 100 | 99 | 96 | -- | 0.002 | -- | 11.9 | 0.5 | ||
| 81P02700 | 134-151 | 2Bky | S | 100 | 100 | 100 | 100 | 100 | 98 | 95 | 88 | 78 | 59 | 32 | 24 | 18 | 84 | 79 | 75 | 65 | 49 | 0.08 | 0.053 | 0.001 | >100 | 3.2 | ||
| 81P02701 | 151-175 | 3Cr1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 94 | 86 | 65 | 45 | 31 | 97 | 95 | 93 | 89 | 81 | 0.01 | 0.007 | -- | 34.0 | 0.5 | ||
| 81P02702 | 175-215 | 3Cr2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 96 | 90 | 71 | 50 | 36 | 97 | 96 | 95 | 93 | 86 | 0.01 | 0.005 | -- | 25.9 | 0.5 | ||
| 81P02703 | 215-241 | 3Cr3 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 95 | 88 | 73 | 51 | 36 | 97 | 96 | 94 | 91 | 84 | 0.01 | 0.005 | -- | 23.1 | 0.6 | ||
| 81P02704 | 241-262 | 3Cr4 | S | 100 | 99 | 99 | 98 | 98 | 95 | 91 | 88 | 85 | 83 | 72 | 51 | 37 | 86 | 85 | 85 | 84 | 82 | 0.01 | 0.005 | -- | 24.2 | 0.5 | ||
| 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 | ||||||||||||||||||||||||||
| 81P02695 | 0-17 | A1 | S | tr | -- | -- | -- | -- | -- | tr | 100 | -- | -- | -- | tr | 100 | 1.29 | 1.81 | 1.72 | 1.80 | 1.29 | 1.51 | 1.81 | 1.72 | 1.80 | 1.05 | 1.05 | |||
| 81P02696 | 17-43 | A2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.27 | 1.89 | 1.74 | 1.79 | 1.27 | 1.57 | 1.89 | 1.74 | 1.79 | 1.09 | 1.09 | |||
| 81P02697 | 43-66 | AB1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.30 | 1.90 | 1.76 | 1.81 | 1.30 | 1.55 | 1.90 | 1.75 | 1.81 | 1.04 | 1.04 | |||
| 81P02698 | 66-93 | AB2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.34 | 1.92 | 1.78 | 1.83 | 1.34 | 1.56 | 1.92 | 1.78 | 1.83 | 0.98 | 0.98 | |||
| 81P02699 | 93-134 | AB3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.50 | 1.95 | 1.91 | 1.93 | 1.50 | 1.64 | 1.95 | 1.91 | 1.93 | 0.77 | 0.77 | |||
| 81P02700 | 134-151 | 2Bky | S | 12 | -- | -- | 12 | -- | 5 | 7 | 88 | 12 | -- | 5 | 7 | 88 | 1.66 | 1.85 | 1.94 | 2.03 | 1.57 | 1.69 | 1.77 | 1.87 | 1.98 | 0.60 | 0.69 | |||
| 81P02701 | 151-175 | 3Cr1 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 1 | -- | -- | 1 | 99 | 1.55 | 1.82 | 1.88 | 1.97 | 1.54 | 1.63 | 1.81 | 1.87 | 1.96 | 0.71 | 0.72 | |||
| 81P02702 | 175-215 | 3Cr2 | S | 1 | -- | -- | 1 | -- | tr | 1 | 99 | 1 | -- | tr | 1 | 99 | 1.65 | 1.96 | 2.00 | 2.03 | 1.64 | 1.65 | 1.95 | 1.98 | 2.02 | 0.61 | 0.62 | |||
| 81P02703 | 215-241 | 3Cr3 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 1 | -- | tr | 1 | 99 | 1.461 | |||||||||||||
| 81P02704 | 241-262 | 3Cr4 | S | 12 | -- | -- | 12 | 2 | 7 | 3 | 88 | 12 | 2 | 7 | 3 | 88 | 1.531 | |||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: S1981TX169002 | ( Garza, Texas ) | Print Date: Oct 13 2026 11:50AM |
| Sampled As | : | Stamford | Fine, montmorillonitic, thermic Typic Chromusterts | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 81P0469 | |||
| 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 | |||||||||||||||||||||||||||
| 81P02695 | 0-17 | A1 | S | tr | -- | -- | -- | -- | -- | tr | 100 | 3 | 22 | 23 | 8 | 43 | 8 | 0.15 | 0.45 | 0.260 | 5.4 | 5.4 | 0.15 | 0.15 | ||||
| 81P02696 | 17-43 | A2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 2 | 21 | 24 | 5 | 47 | 9 | 0.20 | 0.43 | 0.280 | 7.3 | 7.3 | 0.19 | 0.19 | ||||
| 81P02697 | 43-66 | AB1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 2 | 21 | 26 | 6 | 45 | 9 | 0.24 | 0.42 | 0.250 | 6.0 | 6.0 | 0.15 | 0.15 | ||||
| 81P02698 | 66-93 | AB2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 1 | 21 | 28 | 5 | 44 | 10 | 0.20 | 0.41 | 0.230 | 5.4 | 5.2 | 0.14 | 0.14 | ||||
| 81P02699 | 93-134 | AB3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 2 | 25 | 29 | 3 | 40 | 0.20 | 0.40 | 0.180 | 3.0 | 3.0 | 0.10 | 0.10 | |||||
| 81P02700 | 134-151 | 2Bky | S | 8 | -- | -- | 8 | -- | 3 | 4 | 92 | 25 | 19 | 11 | 9 | 28 | 0.08 | 0.44 | 0.200 | 2.4 | 2.5 | 0.15 | 0.16 | |||||
| 81P02701 | 151-175 | 3Cr1 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 11 | 28 | 18 | 9 | 33 | 0.26 | 0.52 | 0.170 | 1.9 | 1.9 | 0.08 | 0.08 | |||||
| 81P02702 | 175-215 | 3Cr2 | S | 1 | -- | -- | 1 | -- | tr | 1 | 99 | 8 | 32 | 22 | 3 | 35 | 0.13 | 0.57 | 0.160 | 0.2 | 0.2 | 0.01 | 0.01 | |||||
| 81P02703 | 215-241 | 3Cr3 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 8 | 26 | 20 | 45 | 0.12 | 0.62 | |||||||||||
| 81P02704 | 241-262 | 3Cr4 | S | 7 | -- | -- | 7 | 1 | 4 | 2 | 93 | 3 | 26 | 21 | 42 | 0.12 | 0.65 | |||||||||||
| 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 | 8E1 | 8A3a | ||||||||||||||||||||
| 81P02695 | 0-17 | A1 | S | 13 | 87 | 88 | 1 | tr | tr | 2 | 9 | 30 | 58 | 88 | sic | 6.7 | 46.6 | 46.7 | 7.9 | 0.99 | ||||||
| 81P02696 | 17-43 | A2 | S | 9 | 91 | 104 | 1 | tr | tr | 1 | 6 | 25 | 66 | 104 | sic | 4.5 | 44.4 | 51.1 | 8.4 | 4.23 | ||||||
| 81P02697 | 43-66 | AB1 | S | 8 | 92 | 115 | 1 | tr | tr | 1 | 6 | 22 | 70 | 115 | sic | 3.6 | 43.0 | 53.4 | 8.2 | 9.87 | ||||||
| 81P02698 | 66-93 | AB2 | S | 6 | 94 | 124 | tr | tr | tr | 1 | 5 | 23 | 71 | 124 | sic | 2.8 | 41.9 | 55.3 | 8.1 | 12.23 | ||||||
| 81P02699 | 93-134 | AB3 | S | 8 | 92 | 104 | tr | tr | tr | 1 | 6 | 25 | 67 | 104 | sic | 4.0 | 44.9 | 51.1 | 8.2 | 230 | 12.93 | |||||
| 81P02700 | 134-151 | 2Bky | S | 15 | 15 | 15 | 48 | 37 | 22 | 6 | 6 | 7 | 14 | 24 | 23 | 21 | 26 | l | 44.8 | 34.7 | 20.5 | 8.2 | 13.36 | |||
| 81P02701 | 151-175 | 3Cr1 | S | 1 | 1 | 1 | 27 | 72 | 46 | 3 | 3 | 2 | 5 | 13 | 23 | 50 | 47 | sicl | 18.6 | 49.6 | 31.8 | 8.5 | 11.09 | |||
| 81P02702 | 175-215 | 3Cr2 | S | 2 | 2 | 2 | 20 | 78 | 55 | 3 | 2 | 2 | 3 | 10 | 24 | 55 | 56 | sicl | 13.0 | 51.0 | 36.0 | 8.7 | 6.69 | |||
| 81P02703 | 215-241 | 3Cr3 | S | 2 | 2 | 2 | 24 | 75 | 56 | 3 | 2 | 2 | 5 | 12 | 16 | 60 | 57 | sicl | 15.4 | 48.4 | 36.2 | 8.6 | 6.74 | |||
| 81P02704 | 241-262 | 3Cr4 | S | 19 | 19 | 16 | 10 | 71 | 59 | 3 | 2 | 1 | 2 | 4 | 19 | 69 | 73 | sic | 6.9 | 51.0 | 42.1 | 8.8 | 5.19 | |||