| *** Supplementary Characterization Data *** |
| Pedon ID: S2012CA055001 | ( Napa, California ) | Print Date: Oct 16 2026 7:52AM |
| Sampled as on Feb 11, 2013: | Dibble ; Fine, smectitic, thermic Typic Haploxeralfs |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2015USCA057 MLRA 15 Bay Delta Soil Climate Monitoring | Natural Resources Conservation Service |
| - | Site ID | S2012CA055001 Lat: 38° 36' 51.10" north Long: 122° 20' 58.60" west MLRA: 15 | National Soil Survey Center | |
| - | Pedon No. | 15N0609 | 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 | |||||||||||||||||
| 15N03442 | 0-3 | A1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 96 | 89 | 67 | 52 | 36 | 25 | 95 | 91 | 85 | 71 | 61 | 0.04 | 0.017 | 0.001 | 86.4 | 0.4 | ||
| 15N03443 | 3-19 | A2 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 90 | 66 | 50 | 34 | 23 | 96 | 92 | 85 | 70 | 61 | 0.05 | 0.019 | 0.001 | 83.5 | 0.5 | ||
| 15N03444 | 19-41 | AB | S | 100 | 100 | 100 | 99 | 99 | 99 | 98 | 97 | 92 | 68 | 54 | 39 | 29 | 96 | 94 | 86 | 72 | 63 | 0.04 | 0.014 | tr | 85.6 | 0.3 | ||
| 15N03445 | 41-64 | Bt1 | S | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 98 | 93 | 77 | 68 | 58 | 52 | 97 | 94 | 89 | 80 | 74 | 0.01 | 0.002 | tr | 20.2 | 0.3 | ||
| 15N03446 | 64-92 | Bt2 | S | 100 | 100 | 100 | 100 | 100 | 99 | 98 | 91 | 87 | 76 | 67 | 52 | 42 | 90 | 88 | 85 | 79 | 73 | 0.01 | 0.004 | tr | 30.5 | 0.3 | ||
| 15N03447 | 92-200 | Bt3 | S | 100 | 93 | 88 | 80 | 75 | 63 | 51 | 45 | 43 | 38 | 33 | 23 | 17 | 45 | 44 | 41 | 39 | 37 | 7.94 | 4.076 | 0.001 | >100 | tr | ||
| 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 | |||||||||||||||||||||||||||||
| 15N03442 | 0-3 | A1 | S | 4 | 4 | -- | 1 | 3 | 96 | 4 | -- | 1 | 3 | 96 | 1.49 | 1.70 | 1.85 | 1.93 | 1.46 | 1.57 | 1.67 | 1.83 | 1.91 | 0.78 | 0.82 | |||||
| 15N03443 | 3-19 | A2 | S | 2 | 2 | -- | tr | 2 | 98 | 2 | -- | tr | 2 | 98 | 1.54 | 1.68 | 1.85 | 1.96 | 1.53 | 1.60 | 1.67 | 1.83 | 1.95 | 0.72 | 0.73 | |||||
| 15N03444 | 19-41 | AB | S | 3 | 3 | 1 | 1 | 1 | 97 | 3 | 1 | 1 | 1 | 97 | 1.52 | 1.65 | 1.79 | 1.95 | 1.51 | 1.57 | 1.64 | 1.79 | 1.94 | 0.74 | 0.75 | |||||
| 15N03445 | 41-64 | Bt1 | S | 2 | 2 | -- | -- | 2 | 98 | 2 | -- | -- | 2 | 98 | 1.38 | 1.76 | 1.78 | 1.86 | 1.37 | 1.54 | 1.75 | 1.78 | 1.85 | 0.92 | 0.93 | |||||
| 15N03446 | 64-92 | Bt2 | S | 9 | 9 | tr | 2 | 7 | 91 | 9 | tr | 2 | 7 | 91 | 1.55 | 1.83 | 1.91 | 1.97 | 1.49 | 1.59 | 1.78 | 1.86 | 1.93 | 0.71 | 0.78 | |||||
| 15N03447 | 92-200 | Bt3 | S | 55 | 55 | 25 | 24 | 6 | 45 | 55 | 25 | 24 | 6 | 45 | 2.09 | 2.22 | 2.28 | 2.30 | 1.66 | 1.72 | 1.85 | 1.98 | 2.03 | 0.27 | 0.60 | |||||
| *** Supplementary Characterization Data *** |
| Pedon ID: S2012CA055001 | ( Napa, California ) | Print Date: Oct 16 2026 7:52AM |
| Sampled As | : | Dibble | Fine, smectitic, thermic Typic Haploxeralfs | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 15N0609 | |||
| 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---) | |||||||||||||||
| 15N03442 | 0-3 | A1 | S | 2 | -- | -- | 2 | -- | 1 | 2 | 98 | 19 | 20 | 14 | 8 | 36 | 11 | 1.24 | 0.54 | 0.178 | 2.4 | 4.5 | 2.5 | 4.6 | 0.16 | 0.17 | ||
| 15N03443 | 3-19 | A2 | S | 1 | -- | -- | 1 | -- | tr | 1 | 99 | 22 | 22 | 13 | 11 | 31 | 8 | 1.09 | 0.47 | 0.129 | 1.7 | 2.9 | 1.5 | 3.0 | 0.13 | 0.14 | ||
| 15N03444 | 19-41 | AB | S | 1 | -- | -- | 2 | 1 | 1 | 1 | 99 | 20 | 20 | 17 | 16 | 27 | 6 | 0.90 | 0.39 | 0.095 | 1.3 | 2.8 | 1.3 | 2.8 | 0.10 | 0.11 | ||
| 15N03445 | 41-64 | Bt1 | S | 1 | -- | -- | 1 | -- | -- | 1 | 99 | 13 | 11 | 27 | 8 | 40 | 5 | 0.37 | 0.161 | 3.9 | 8.4 | 4.0 | 8.5 | 0.14 | 0.14 | |||
| 15N03446 | 64-92 | Bt2 | S | 5 | -- | -- | 5 | tr | 1 | 4 | 95 | 11 | 18 | 25 | 6 | 36 | 3 | 0.96 | 0.40 | 0.132 | 2.1 | 5.7 | 2.2 | 6.1 | 0.09 | 0.10 | ||
| 15N03447 | 92-200 | Bt3 | S | 43 | -- | -- | 43 | 20 | 19 | 5 | 57 | 7 | 16 | 13 | 2 | 19 | 2 | 1.17 | 0.41 | 0.099 | 0.6 | 2.0 | 1.2 | 3.7 | 0.04 | 0.07 | ||
| 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 | ||||||||||||||||||||||||
| 15N03442 | 0-3 | A1 | S | 5 | 5 | 5 | 46 | 49 | 33 | 2 | 5 | 9 | 20 | 13 | 13 | 38 | 35 | l | 36.1 | 38.1 | 25.8 | 5.6 | 1.22 | |||
| 15N03443 | 3-19 | A2 | S | 3 | 3 | 3 | 48 | 49 | 29 | 3 | 5 | 9 | 20 | 13 | 14 | 37 | 30 | l | 37.8 | 39.0 | 23.2 | 5.4 | ||||
| 15N03444 | 19-41 | AB | S | 4 | 4 | 3 | 48 | 48 | 40 | 2 | 3 | 11 | 21 | 14 | 13 | 36 | 42 | cl | 35.4 | 35.1 | 29.5 | 5.4 | ||||
| 15N03445 | 41-64 | Bt1 | S | 4 | 4 | 4 | 51 | 45 | 108 | 3 | 6 | 11 | 20 | 13 | 12 | 35 | 112 | c | 24.9 | 22.2 | 52.9 | 5.8 | ||||
| 15N03446 | 64-92 | Bt2 | S | 16 | 16 | 16 | 31 | 53 | 73 | 2 | 5 | 5 | 13 | 12 | 12 | 51 | 86 | c | 19.8 | 33.9 | 46.3 | 6.1 | ||||
| 15N03447 | 92-200 | Bt3 | S | 66 | 66 | 36 | 10 | 24 | 20 | 1 | 3 | 9 | 8 | 9 | 12 | 58 | 60 | sicl | 18.7 | 43.9 | 37.4 | 7.2 | ||||