| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049010 | ( Modoc, California ) | Print Date: Apr 26 2025 6:22PM |
| Sampled as on May 30, 1973: | Deven |
| Revised to correlated: | DEVEN ; Clayey, montmorillonitic Lithic Argixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL73CA013 ALTURAS & MODOC | Natural Resources Conservation Service |
| - | Site ID | S1973CA049010 Lat: 41° 30' 20.00" north Long: 120° 37' 57.00" west MLRA: 21 | National Soil Survey Center | |
| - | Pedon No. | 73C0101 | 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 |
| 73C00688 | A | A1 | 0-5 | 73688 | L | |||
| 73C00689 | Bt1 | B1t | 5-18 | 73689 | CL | |||
| 73C00690 | Bt21 | B21 t | 18-40 | 73690 | CL | |||
| 73C00691 | Bt22 | B22 t | 40-50 | 73691 | CL | |||
| 73C00692 | R | R | 50-60 | 73692 | ||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.43 | (NA) | |
| Clay, carbonate free, Weighted Average | 34 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 41 | % wt | |
| Volume, >2mm, Weighted Average | 11 | % vol | |
| Clay, total, Weighted Average | 34 | % wt | |
| Weighted averages based on control section: 5-50 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 | ||||||||
| 73C00688 | 0-5 | A | S | l | 24.7 | 47.4 | 27.9 | 31.8 | 15.6 | 6.8 | 5.4 | 2.6 | 5.8 | 7.3 | 8 | 1 | -- | 28 | 9 | ||
| 73C00689 | 5-18 | Bt1 | S | cl | 36.1 | 40.4 | 23.5 | 25.9 | 14.5 | 6.4 | 5.5 | 2.8 | 4.6 | 4.2 | 3 | tr | 1 | 20 | 4 | ||
| 73C00690 | 18-40 | Bt21 | S | cl | 35.5 | 26.0 | 38.5 | 16.7 | 9.3 | 5.8 | 8.5 | 7.8 | 10.7 | 5.7 | 9 | 1 | 1 | 40 | 11 | ||
| 73C00691 | 40-50 | Bt22 | S | cl | 29.7 | 27.1 | 43.2 | 19.1 | 8.0 | 5.1 | 7.2 | 4.2 | 8.5 | 18.2 | 6 | 6 | 38 | 69 | 50 | ||
| 73C00692 | 50-60 | R | S | -- | -- | -- | |||||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049010 | ( Modoc, California ) | Print Date: Apr 26 2025 6:22PM |
| Sampled As | : | Deven | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0101 | |||
| 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 | |||||||||
| 73C00688 | 0-5 | A | S | 1.16 | 1.31 | 0.040 | 31.0 | 27.5 | 13.8 | 1.070 | 0.15 | 1.29 | 0.56 | ||||
| 73C00689 | 5-18 | Bt1 | S | 1.17 | 1.42 | 0.065 | 36.2 | 32.8 | 18.7 | 1.070 | 0.16 | 1.16 | 0.52 | ||||
| 73C00690 | 18-40 | Bt21 | S | 1.08 | 1.49 | 0.107 | 52.8 | 47.1 | 20.6 | 1.077 | 0.27 | 1.45 | 0.58 | ||||
| 73C00691 | 40-50 | Bt22 | S | 24.2 | 1.077 | 1.72 | 0.81 | ||||||||||
| 73C00692 | 50-60 | R | S | 2.44 | 2.44 | 4.3 | 4.3 | 1.077 | |||||||||
| 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 | |||||||||||||||||||||
| 73C00688 | 0-5 | A | S | 0.099 | 0.98 | 10 | ||||||||||||||||
| 73C00689 | 5-18 | Bt1 | S | 0.096 | 0.93 | 10 | ||||||||||||||||
| 73C00690 | 18-40 | Bt21 | S | 0.063 | 0.67 | 11 | ||||||||||||||||
| 73C00691 | 40-50 | Bt22 | S | 0.038 | 0.42 | 11 | ||||||||||||||||
| 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 | ||||||||||
| 73C00688 | 0-5 | A | S | 18.9 | 10.0 | 0.2 | 1.2 | 30.3 | 30.3 | 31.9 | 100 | 95 | |||||
| 73C00689 | 5-18 | Bt1 | S | 29.5* | 14.5 | 0.3 | 1.2 | 45.5 | 45.5 | 41.9 | 100 | 100 | |||||
| 73C00690 | 18-40 | Bt21 | S | 32.1 | 17.1 | 0.4 | 0.6 | 50.2 | 50.2 | 51.6 | 100 | 97 | |||||
| 73C00691 | 40-50 | Bt22 | S | 32.3* | 18.4 | 0.6 | 0.5 | 51.8 | 51.8 | 51.1 | 100 | 100 | |||||
| *** Primary Characterization Data *** |
| Pedon ID: S1973CA049010 | ( Modoc, California ) | Print Date: Apr 26 2025 6:22PM |
| Sampled As | : | Deven | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 73C0101 | |||
| 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 - -) | % | |||||||||||||||
| 73C00688 | 0-5 | A | S | 1 | |||||||||||||||||||
| 73C00689 | 5-18 | Bt1 | S | 1 | |||||||||||||||||||
| 73C00690 | 18-40 | Bt21 | S | 1 | |||||||||||||||||||
| 73C00691 | 40-50 | Bt22 | S | 1 | |||||||||||||||||||
| 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 | |||||||||||||
| 73C00688 | 0-5 | A | S | 6.4 | 6.5 | |||||||||
| 73C00689 | 5-18 | Bt1 | S | 6.3 | 6.5 | |||||||||
| 73C00690 | 18-40 | Bt21 | S | 6.2 | 6.3 | |||||||||
| 73C00691 | 40-50 | Bt22 | S | 6.5 | 6.8 | |||||||||