| *** Supplementary Characterization Data *** |
| Pedon ID: 80CA113017 | ( Yolo, California ) | Print Date: Feb 11 2026 12:38AM |
| Sampled as : | Yolo ; Fine-silty, mixed, nonacid, thermic Typic Xerorthent |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP81CA123 ALLARDICE-UNIVERSITY CALIFORNIA-DAVIS | Natural Resources Conservation Service |
| - | Site ID | 80CA113017 | National Soil Survey Center | |
| - | Pedon No. | 81P0236 | 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 | |||||||||||||||||
| 81P01212 | 0-17 | Ap1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 87 | 51 | 34 | 23 | 100 | 100 | 99 | 93 | 76 | 0.03 | 0.019 | 0.001 | 51.2 | 0.9 | ||
| 81P01213 | 17-30 | Ap2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 86 | 47 | 32 | 22 | 100 | 100 | 99 | 92 | 74 | 0.03 | 0.022 | 0.001 | 54.7 | 1.0 | ||
| 81P01214 | 30-50 | A | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 84 | 41 | 27 | 18 | 100 | 100 | 99 | 92 | 70 | 0.04 | 0.026 | 0.001 | 51.7 | 1.6 | ||
| 81P01215 | 50-70 | C1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 82 | 40 | 26 | 18 | 100 | 100 | 99 | 91 | 66 | 0.04 | 0.029 | 0.001 | 56.9 | 1.8 | ||
| 81P01216 | 70-96 | C2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 86 | 52 | 33 | 21 | 100 | 100 | 99 | 92 | 78 | 0.03 | 0.017 | 0.001 | 45.1 | 0.9 | ||
| 81P01217 | 96-150 | C3 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 83 | 39 | 25 | 15 | 100 | 100 | 99 | 91 | 68 | 0.04 | 0.029 | 0.001 | 44.0 | 2.0 | ||
| 81P01218 | 150-185 | C4 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 86 | 40 | 26 | 16 | 100 | 100 | 99 | 95 | 71 | 0.04 | 0.027 | 0.001 | 41.7 | 1.9 | ||
| 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 | ||||||||||||||||||||||||||
| 81P01212 | 0-17 | Ap1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.55 | 1.72 | 1.91 | 1.97 | 1.55 | 1.63 | 1.72 | 1.90 | 1.97 | 0.71 | 0.71 | |||
| 81P01213 | 17-30 | Ap2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.38 | 1.52 | 1.68 | 1.86 | 1.38 | 1.45 | 1.52 | 1.68 | 1.86 | 0.92 | 0.92 | |||
| 81P01214 | 30-50 | A | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.30 | 1.41 | 1.59 | 1.81 | 1.30 | 1.36 | 1.41 | 1.58 | 1.81 | 1.04 | 1.04 | |||
| 81P01215 | 50-70 | C1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | |||||||||||||
| 81P01216 | 70-96 | C2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | |||||||||||||
| 81P01217 | 96-150 | C3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | |||||||||||||
| 81P01218 | 150-185 | C4 | S | -- | -- | -- | -- | -- | -- | -- | 100 | -- | -- | -- | -- | 100 | 1.451 | |||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: 80CA113017 | ( Yolo, California ) | Print Date: Feb 11 2026 12:38AM |
| Sampled As | : | Yolo | Fine-silty, mixed, nonacid, thermic Typic Xerorthent | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 81P0236 | |||
| 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 | |||||||||||||||||||||||||||
| 81P01212 | 0-17 | Ap1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 14 | 31 | 13 | 6 | 36 | 10 | 0.56 | 0.150 | 1.7 | 1.7 | 0.16 | 0.16 | |||||
| 81P01213 | 17-30 | Ap2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 14 | 27 | 12 | 18 | 30 | 10 | 0.53 | 0.150 | 1.7 | 1.7 | 0.14 | 0.14 | |||||
| 81P01214 | 30-50 | A | S | -- | -- | -- | -- | -- | -- | -- | 100 | 15 | 25 | 9 | 22 | 29 | 10 | 0.57 | 0.150 | 1.5 | 1.5 | 0.15 | 0.15 | |||||
| 81P01215 | 50-70 | C1 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 19 | 26 | 10 | 45 | 0.57 | ||||||||||||
| 81P01216 | 70-96 | C2 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 12 | 31 | 12 | 45 | 0.55 | ||||||||||||
| 81P01217 | 96-150 | C3 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 18 | 29 | 8 | 45 | 0.68 | ||||||||||||
| 81P01218 | 150-185 | C4 | S | -- | -- | -- | -- | -- | -- | -- | 100 | 16 | 30 | 9 | 45 | 0.62 | ||||||||||||
| 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 | ||||||||||||||||||||||
| 81P01212 | 0-17 | Ap1 | S | 31 | 69 | 30 | tr | tr | 1 | 8 | 22 | 32 | 36 | 30 | sil | 24.3 | 52.9 | 22.8 | 6.5 | |||||||
| 81P01213 | 17-30 | Ap2 | S | 33 | 67 | 29 | tr | tr | 1 | 9 | 23 | 34 | 32 | 29 | sil | 25.9 | 51.9 | 22.2 | 6.8 | |||||||
| 81P01214 | 30-50 | A | S | 37 | 63 | 22 | tr | 1 | 8 | 27 | 35 | 28 | 22 | sil | 30.0 | 51.7 | 18.3 | 7.2 | ||||||||
| 81P01215 | 50-70 | C1 | S | 42 | 58 | 22 | tr | 1 | 11 | 30 | 32 | 26 | 22 | l | 34.5 | 47.6 | 17.9 | 7.1 | ||||||||
| 81P01216 | 70-96 | C2 | S | 28 | 72 | 27 | tr | tr | 1 | 10 | 17 | 33 | 39 | 27 | sil | 21.9 | 56.8 | 21.3 | 7.4 | |||||||
| 81P01217 | 96-150 | C3 | S | 38 | 62 | 18 | tr | 1 | 10 | 27 | 34 | 28 | 18 | sil | 32.4 | 52.2 | 15.4 | 7.5 | ||||||||
| 81P01218 | 150-185 | C4 | S | 34 | 66 | 19 | tr | tr | tr | 6 | 28 | 37 | 29 | 19 | sil | 28.7 | 55.5 | 15.8 | 7.7 | |||||||