*** Primary Characterization Data *** |
Pedon ID: S1973CA087002 | ( Santa Cruz, California ) | Print Date: Nov 21 2024 12:40PM |
Sampled as on May 30, 1973: | Elkhorn |
Revised to correlated: | ELKHORN ; Fine-loamy, mixed Pachic Argixerolls |
United States Department of Agriculture | ||||
SSL | - | Project | NL73CA003 ALAMEDA-SNT CRUZ | Natural Resources Conservation Service |
- | Site ID | S1973CA087002 Lat: 36° 59' 13.01" north Long: 121° 55' 24.00" west MLRA: 14 | National Soil Survey Center | |
- | Pedon No. | 73C0023 | Soil Survey Laboratory | |
- | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 |
Layer | Horizon | Orig Hzn | Depth (cm) | Field Label 1 | Field Label 2 | Field Label 3 | Field Texture | Lab Texture |
73C00157 | A1 | A11 | 0-8 | 73157 | L | FSL | ||
73C00158 | A2 | A12 | 8-40 | 73158 | L | FSL | ||
73C00159 | B | B1 | 40-55 | 73159 | L | FSL | ||
73C00160 | Bt1 | B21t | 55-75 | 73160 | SL | SCL | ||
73C00161 | Bt2 | B22t | 75-105 | 73161 | SCL | SCL | ||
73C00162 | Bt3 | B23t | 105-155 | 73162 | CL | FSL |
Pedon Calculations | |||
Calculation Name | Result | Units of Measure | |
CEC Activity, CEC7/Clay, Weighted Average | 0.54 | (NA) | |
Clay, carbonate free, Weighted Average | 21 | % wt | |
Weighted Particles, 0.1-75mm, 75 mm Base | 45 | % wt | |
Volume, >2mm, Weighted Average | 1 | % vol | |
Clay, total, Weighted Average | 21 | % wt | |
LE, Whole Soil, Summed to 1m | 2 | cm/m | |
Weighted averages based on control section: 55-105 cm |
PSDA & Rock Fragments | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
(- - - - - Total - - - - - -) | (- - Clay - - -) | (- - - - Silt - - - - -) | (- - - - - - - - - - - - Sand - - - - - - - - - - - -) | ( Rock Fragments (mm) ) | |||||||||||||||||
Lab | Clay | Silt | Sand | Fine | CO3 | Fine | Coarse | VF | F | M | C | VC | (- - - - - - - - Weight - - - - - - - -) | >2 mm | |||||||
Text- | < | .002 | .05 | < | < | .002 | .02 | .05 | .10 | .25 | .5 | 1 | 2 | 5 | 20 | .1- | wt % | ||||
Depth | ure | .002 | -.05 | -2 | .0002 | .002 | -.02 | -.05 | -.10 | -.25 | -.50 | -1 | -2 | -5 | -20 | -75 | 75 | whole | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - % of <75mm - - - - - -) | soil | |||||||||||||||
3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | 3B1 | 3B1 | 3B1 | |||||||
73C00157 | 0-8 | A1 | S | fsl | 15.4 | 26.8 | 57.8 | 15.0 | 13.6 | 13.2 | 12.0 | 21.6 | 9.5 | 9.9 | 4.8 | 2 | 1 | -- | 47 | 3 | |
73C00158 | 8-40 | A2 | S | fsl | 17.3 | 27.9 | 54.8 | 11.8 | 16.1 | 12.9 | 23.0 | 9.4 | 7.1 | 2.4 | 2 | -- | -- | 43 | 2 | ||
73C00159 | 40-55 | B | S | fsl | 17.3 | 25.9 | 56.8 | 11.3 | 14.6 | 13.7 | 24.0 | 9.6 | 7.2 | 2.3 | 2 | 1 | -- | 45 | 3 | ||
73C00160 | 55-75 | Bt1 | S | scl | 20.5 | 23.7 | 55.8 | 9.9 | 13.8 | 13.3 | 24.4 | 9.4 | 6.5 | 2.2 | 2 | -- | -- | 44 | 2 | ||
73C00161 | 75-105 | Bt2 | S | scl | 21.6 | 21.7 | 56.7 | 9.7 | 12.0 | 12.1 | 24.4 | 10.1 | 7.5 | 2.6 | 1 | -- | -- | 45 | 1 | ||
73C00162 | 105-155 | Bt3 | S | fsl | 19.8 | 21.8 | 58.4 | 9.6 | 12.2 | 10.4 | 25.5 | 12.4 | 8.3 | 1.8 | 1 | 1 | -- | 49 | 2 |
*** Primary Characterization Data *** |
Pedon ID: S1973CA087002 | ( Santa Cruz, California ) | Print Date: Nov 21 2024 12:40PM |
Sampled As | : | Elkhorn | |||
USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0023 |
Bulk Density & Moisture | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
(Bulk Density) | Cole | (- - - - - - - - - - - Water Content - - - - - - - - - - -) | ( Air Dry-Oven Dry ) | WRD | Aggst | ||||||||||||
33 | Oven | Whole | 6 | 10 | 33 | 1500 | 1500 kPa | (- - - - Ratio - - - -) | Whole | Stabl | (- - Ratio/Clay - -) | ||||||
Depth | kPa | Dry | Soil | kPa | kPa | kPa | kPa | Moist | Corrected | Soil | 2-0.5mm | CEC7 | 1500 kPa | ||||
Layer | (cm) | Horz | Prep | (- - - g cm-3 - - -) | (- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -) | cm3 cm-3 | % | ||||||||||
4A1d | 4A1h | 4B1c | 4B1c | 3C2a1a | 3D1 | 4C1 | 8D1 | 8D1 | |||||||||
73C00157 | 0-8 | A1 | S | 1.44 | 1.56 | 0.027 | 16.2 | 14.6 | 7.9 | 1.008 | 0.09 | 0.95 | 0.51 | ||||
73C00158 | 8-40 | A2 | S | 1.54 | 1.61 | 0.015 | 18.4 | 15.7 | 6.9 | 1.008 | 0.13 | 0.83 | 0.40 | ||||
73C00159 | 40-55 | B | S | 1.52 | 1.62 | 0.021 | 16.0 | 13.2 | 7.6 | 1.008 | 0.08 | 0.75 | 0.44 | ||||
73C00160 | 55-75 | Bt1 | S | 1.63 | 1.71 | 0.016 | 17.9 | 15.0 | 8.2 | 1.018 | 0.11 | 0.53 | 0.40 | ||||
73C00161 | 75-105 | Bt2 | S | 1.61 | 1.72 | 0.022 | 20.5 | 17.0 | 9.1 | 1.018 | 0.13 | 0.56 | 0.42 | ||||
73C00162 | 105-155 | Bt3 | S | 1.61 | 1.71 | 0.020 | 21.1 | 18.8 | 5.6 | 1.018 | 0.21 | 0.61 | 0.28 |
Carbon & Extractions | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | |||
(- - - - - Total - - - - -) | Est | OC | C/N | (- - - Dith-Cit Ext - - -) | (- - - - - - Ammonium Oxalate Extraction - - - - - -) | (- - - Na Pyro-Phosphate - - -) | ||||||||||||||||
Depth | C | N | S | OC | (WB) | Ratio | Fe | Al | Mn | Al+½Fe | ODOE | Fe | Al | Si | Mn | C | Fe | Al | Mn | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - % of <2 mm - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - - - % of < 2mm - - - - -) | |||||||||||||||
6B3a | 6A1c | |||||||||||||||||||||
73C00157 | 0-8 | A1 | S | 0.171 | 2.10 | 12 | ||||||||||||||||
73C00158 | 8-40 | A2 | S | 0.120 | 1.23 | 10 | ||||||||||||||||
73C00159 | 40-55 | B | S | 0.094 | 0.82 | 9 | ||||||||||||||||
73C00160 | 55-75 | Bt1 | S | 0.059 | 0.23 | 4 | ||||||||||||||||
73C00161 | 75-105 | Bt2 | S | 0.044 | 0.12 | 3 | ||||||||||||||||
73C00162 | 105-155 | Bt3 | S | 0.08 |
CEC & Bases | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
(- - - - - - NH4OAC Extractable Bases - - - - -) | CEC8 | CEC7 | ECEC | (- - - - Base - - - -) | |||||||||||||
Sum | Acid- | Extr | KCl | Sum | NH4 | Bases | Al | (- Saturation -) | |||||||||
Depth | Ca | Mg | Na | K | Bases | ity | Al | Mn | Cats | OAC | +Al | Sat | Sum | NH4OAC | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -) | mg kg-1 | (- - - - cmol(+) kg-1 - - -) | (- - - - - - - - % - - - - - - - -) | ||||||||||
6N2e | 6O2d | 6P2b | 6Q2b | 6H5a | 5A3a | 5A8b | 5C3 | 5C1 | |||||||||
73C00157 | 0-8 | A1 | S | 8.8 | 3.4 | 0.4 | 0.3 | 12.9 | 4.9 | 17.8 | 14.6 | 72 | 88 | ||||
73C00158 | 8-40 | A2 | S | 8.0 | 2.9 | 0.6 | 0.1 | 11.6 | 5.9 | 17.5 | 14.3 | 66 | 81 | ||||
73C00159 | 40-55 | B | S | 7.2 | 3.3 | 0.5 | 0.1 | 11.1 | 3.7 | 14.8 | 13.0 | 75 | 85 | ||||
73C00160 | 55-75 | Bt1 | S | 5.0 | 3.9 | 0.5 | 0.1 | 9.5 | 1.9 | 11.4 | 10.8 | 83 | 88 | ||||
73C00161 | 75-105 | Bt2 | S | 5.6 | 5.3 | 0.5 | 0.2 | 11.6 | 11.6 | 12.0 | 100 | 97 | |||||
73C00162 | 105-155 | Bt3 | S | 5.6* | 5.6 | 0.8 | 0.2 | 12.2 | 12.2 | 12.1 | 100 | 100 |
*** Primary Characterization Data *** |
Pedon ID: S1973CA087002 | ( Santa Cruz, California ) | Print Date: Nov 21 2024 12:40PM |
Sampled As | : | Elkhorn | |||
USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0023 |
Salt | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | |||
(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -) | 1:2 | ||||||||||||||||||||||
Total | Elec | Elec | Exch | ||||||||||||||||||||
Depth | Ca | Mg | Na | K | CO3 | HCO3 | F | Cl | PO4 | Br | OAC | SO4 | NO2 | NO3 | H2O | Salts | Cond | Cond | Na | SAR | |||
Layer | (cm) | Horz | Prep | (- - - - - mmol(+) L-1 - - - - -) | (- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -) | (- - - - % - - - -) | (- - dS m-1 - -) | % | |||||||||||||||
73C00157 | 0-8 | A1 | S | 3 | |||||||||||||||||||
73C00158 | 8-40 | A2 | S | 4 | |||||||||||||||||||
73C00159 | 40-55 | B | S | 4 | |||||||||||||||||||
73C00160 | 55-75 | Bt1 | S | 5 | |||||||||||||||||||
73C00161 | 75-105 | Bt2 | S | 4 | |||||||||||||||||||
73C00162 | 105-155 | Bt3 | S | 7 |
pH & Carbonates | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | |||
(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -) | (- - Carbonate - -) | (- - Gypsum - - -) | ||||||||||||
CaCl2 | As CaCO3 | As CaSO4*2H2O | Resist | |||||||||||
Depth | 0.01M | H2O | Sat | <2mm | <20mm | <2mm | <20mm | ohms | ||||||
Layer | (cm) | Horz | Prep | KCl | 1:2 | 1:1 | Paste | Oxid | NaF | (- - - - - - - - - - - - % - - - - - - - - - - -) | cm-1 | |||
4C1a2a | 4C1a2a | |||||||||||||
73C00157 | 0-8 | A1 | S | 5.0 | 5.6 | |||||||||
73C00158 | 8-40 | A2 | S | 4.8 | 5.6 | |||||||||
73C00159 | 40-55 | B | S | 4.9 | 5.6 | |||||||||
73C00160 | 55-75 | Bt1 | S | 5.1 | 5.7 | |||||||||
73C00161 | 75-105 | Bt2 | S | 5.3 | 5.7 | |||||||||
73C00162 | 105-155 | Bt3 | S | 5.4 | 5.8 |
Miscellaneous Data | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | |||
(- Sat Paste Ex. -) | (- Sand -) | ( Water Content ) | Bulk | ||||||||||||||
(- - - - Extractable Bases - - - -) | (- - - CEC8 - - -) | CO3+ | (- - - pH - - -) | M+C+VC | Moist Sieved | Density | |||||||||||
Depth | Ca | Mg | Na | K | NaOAC | BaCl2 | Ca+Mg | HCO3 | CaCl2 | H2O | .25-2 | 100 kPa | 200 kPa | 10 kPa | |||
Layer | (cm) | Horz | Prep | (- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -) | mmol(+)L-1 | mmol(-)L-1 | 1:10 | 1:10 | (- - - - - % of <2mm - - - - -) | g cm-3 | |||||||
NK | |||||||||||||||||
73C00160 | 55-75 | Bt1 | S | 6.0 | |||||||||||||
73C00161 | 75-105 | Bt2 | S | 5.7 | |||||||||||||
73C00162 | 105-155 | Bt3 | S | 5.4 |
*** Primary Characterization Data *** |
Pedon ID: S1973CA087002 | ( Santa Cruz, California ) | Print Date: Nov 21 2024 12:40PM |
Sampled As | : | Elkhorn | |||
USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0023 |
Clay Mineralogy (<.002 mm) | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | |||
X-Ray | Thermal | Elemental | EGME | Inter | |||||||||||||||||
SiO2 | Al2O3 | Fe2O3 | MgO | CaO | K2O | Na2O | Retn | preta | |||||||||||||
Depth | Fract | 7A2i | tion | ||||||||||||||||||
Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
73C00157 | 0.0-8.0 | A1 | tcly | MI 2 | KK 2 |
FRACTION INTERPRETATION: | ||||
tcly - Total Clay <0.002 mm |
MINERAL INTERPRETATION: | ||||
KK Kaolinite | MI Mica |
RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |