| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049001 | ( Modoc, California ) | Print Date: Feb 16 2025 6:06AM |
| Sampled as on Nov 15, 1973: | Packwood |
| Revised to correlated: | PACKWOOD ; Loamy, mixed, shallow Xeric Argidurids |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL73CA013 ALTURAS & MODOC | Natural Resources Conservation Service |
| - | Site ID | S1973CA049001 Lat: 41° 39' 20.00" north Long: 120° 43' 29.99" west MLRA: 21 | National Soil Survey Center | |
| - | Pedon No. | 73C0092 | 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 |
| 73C00631 | A1 | A11 | 0-5 | 73631 | FSL | |||
| 73C00632 | A2 | A12 | 5-13 | 73632 | L | |||
| 73C00633 | Bt | B2 t | 13-20 | 73633 | CL | |||
| 73C00634 | Bqm | C 1sI m | 20-28 | 73634 | LCOS | |||
| 73C00635 | Bkqm | C2sIcam | 28-41 | 73635 | LCOS | |||
| 73C00636 | R | R | 41-43 | 73636 | ||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.82 | (NA) | |
| Clay, carbonate free, Weighted Average | 30 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 18 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | 30 | % wt | |
| Weighted averages based on control section: 13-20 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 | 3B1 | 3B1 | 3B1 | ||||||||
| 73C00631 | 0-5 | A1 | S | fsl | 5.8 | 42.2 | 52.0 | 23.2 | 19.0 | 20.6 | 20.9 | 4.5 | 3.0 | 3.0 | 1 | 4 | 3 | 37 | 8 | ||
| 73C00632 | 5-13 | A2 | S | l | 9.0 | 48.3 | 42.7 | 28.2 | 20.1 | 18.4 | 17.0 | 3.6 | 2.5 | 1.2 | 1 | 1 | -- | 26 | 2 | ||
| 73C00633 | 13-20 | Bt | S | cl | 30.0 | 40.6 | 29.4 | 24.6 | 16.0 | 12.8 | 12.0 | 2.3 | 1.7 | 0.6 | 1 | 1 | -- | 18 | 2 | ||
| 73C00634 | 20-28 | Bqm | S | lcos | 6.5 | 14.2 | 79.3 | 9.0 | 5.2 | 6.7 | 15.3 | 11.2 | 21.7 | 24.4 | 5 | -- | -- | 74 | 5 | ||
| 73C00635 | 28-41 | Bkqm | S | lcos | 1.9 | 20.0 | 78.1 | 11.0 | 9.0 | 10.6 | 22.3 | 11.8 | 16.6 | 16.8 | 10 | -- | -- | 71 | 10 | ||
| 73C00636 | 41-43 | R | S | -- | -- | -- | |||||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049001 | ( Modoc, California ) | Print Date: Feb 16 2025 6:06AM |
| Sampled As | : | Packwood | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0092 | |||
| 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 | |||||||||
| 73C00631 | 0-5 | A1 | S | 6.1 | 1.020 | 1.98 | 1.05 | ||||||||||
| 73C00632 | 5-13 | A2 | S | 1.50 | 1.56 | 0.013 | 25.2 | 20.4 | 6.1 | 1.020 | 0.21 | 1.33 | 0.68 | ||||
| 73C00633 | 13-20 | Bt | S | 1.50 | 1.57 | 0.015 | 23.1 | 21.2 | 13.4 | 1.020 | 0.12 | 0.82 | 0.45 | ||||
| 73C00634 | 20-28 | Bqm | S | 16.3 | 1.020 | 7.25 | 2.51 | ||||||||||
| 73C00635 | 28-41 | Bkqm | S | 1.36 | 1.61 | 0.054 | 31.3 | 26.4 | 14.9 | 1.020 | 0.15 | 23.84 | 7.84 | ||||
| 73C00636 | 41-43 | R | S | 2.46 | 2.49 | 4.3 | 3.5 | 1.020 | |||||||||
| 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 | |||||||||||||||||||||
| 73C00631 | 0-5 | A1 | S | 0.043 | 0.38 | 9 | ||||||||||||||||
| 73C00632 | 5-13 | A2 | S | 0.032 | 0.28 | 9 | ||||||||||||||||
| 73C00633 | 13-20 | Bt | S | 0.038 | 0.26 | 7 | ||||||||||||||||
| 73C00634 | 20-28 | Bqm | S | 0.15 | ||||||||||||||||||
| 73C00635 | 28-41 | Bkqm | S | 0.12 | ||||||||||||||||||
| 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 | 5A3a | 5A8b | 5C3 | 5C1 | ||||||||||
| 73C00631 | 0-5 | A1 | S | 6.3 | 3.1 | 0.3 | 0.4 | 10.1 | 10.1 | 11.5 | 100 | 88 | |||||
| 73C00632 | 5-13 | A2 | S | 6.7 | 3.2 | 0.3 | 0.3 | 10.5 | 10.5 | 12.0 | 100 | 88 | |||||
| 73C00633 | 13-20 | Bt | S | 15.6* | 9.2 | 0.7 | 0.3 | 25.8 | 25.8 | 24.5 | 100 | 100 | |||||
| 73C00634 | 20-28 | Bqm | S | 29.3 | 13.9 | 1.4 | 0.2 | 44.8 | 44.8 | 47.1 | 100 | 95 | |||||
| 73C00635 | 28-41 | Bkqm | S | 31.9* | 13.9 | 1.8 | 0.2 | 47.8 | 47.8 | 45.3 | 100 | 100 | |||||
| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049001 | ( Modoc, California ) | Print Date: Feb 16 2025 6:06AM |
| Sampled As | : | Packwood | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0092 | |||
| 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 - -) | % | |||||||||||||||
| 73C00631 | 0-5 | A1 | S | 3 | |||||||||||||||||||
| 73C00632 | 5-13 | A2 | S | 3 | |||||||||||||||||||
| 73C00633 | 13-20 | Bt | S | 3 | |||||||||||||||||||
| 73C00634 | 20-28 | Bqm | S | 3 | |||||||||||||||||||
| 73C00635 | 28-41 | Bkqm | S | 4 | |||||||||||||||||||
| 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 | |||||||||||||
| 73C00631 | 0-5 | A1 | S | 6.5 | 6.6 | |||||||||
| 73C00632 | 5-13 | A2 | S | 6.0 | 6.5 | |||||||||
| 73C00633 | 13-20 | Bt | S | 6.0 | 6.2 | |||||||||
| 73C00634 | 20-28 | Bqm | S | 6.2 | 6.8 | |||||||||
| 73C00635 | 28-41 | Bkqm | S | 7.5 | 8.1 | |||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049001 | ( Modoc, California ) | Print Date: Feb 16 2025 6:06AM |
| Sampled As | : | Packwood | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0092 | |||
| 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 | ||||||||||||||
| 73C00631 | 0.0-5.0 | A1 | tcly | NX 6 | |||||||||||||||||
| 73C00633 | 13.0-20.0 | Bt | tcly | MT 3 | KK 2 | ||||||||||||||||
| 73C00635 | 28.0-41.0 | Bkqm | tcly | MT 3 | KK 2 | ||||||||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| KK Kaolinite | MT Montmorillonite | NX Non-Crystalline | ||
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |