| *** Primary Characterization Data *** |
| Pedon ID: S1972CA049015 | ( Modoc, California ) | Print Date: Dec 12 2024 7:07AM |
| Sampled as on May 30, 1972: | Thoms |
| Revised to correlated: | THOMS ; Loamy, mixed, shallow Xeric Argidurids |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL72CA012 NE CALIF | Natural Resources Conservation Service |
| - | Site ID | S1972CA049015 Lat: 41° 33' 42.01" north Long: 120° 23' 43.00" west MLRA: 21 | National Soil Survey Center | |
| - | Pedon No. | 72C0116 | 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 |
| 72C00690 | A | A1 | 0-15 | 72690 | L | COSL | ||
| 72C00691 | Bt1 | B2t | 15-23 | 72691 | CL | L | ||
| 72C00692 | Bt2 | B3t | 23-33 | 72692 | CL | SC | ||
| 72C00693 | Bqm1 | C1 sI m | 33-60 | 72693 | COSL | |||
| 72C00694 | Bqm2 | C2 sI m | 60-107 | 72694 | COSL | |||
| 72C00695 | A | A1 | 0-15 | 72695 | ||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.05 | (NA) | |
| Clay, carbonate free, Weighted Average | 32 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 75 | % wt | |
| Volume, >2mm, Weighted Average | 64 | % vol | |
| Clay, total, Weighted Average | 32 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 15-33 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 | ||||||||
| 72C00690 | 0-15 | A | S | cosl | 14.7 | 25.9 | 59.4 | 17.0 | 8.9 | 7.2 | 13.1 | 8.4 | 15.5 | 15.2 | 6 | 3 | 34 | 73 | 74 | ||
| 72C00691 | 15-23 | Bt1 | S | l | 24.6 | 29.2 | 46.2 | 16.5 | 12.7 | 7.7 | 13.5 | 7.6 | 10.8 | 6.6 | 5 | 3 | 43 | 70 | 72 | ||
| 72C00692 | 23-33 | Bt2 | S | sc | 37.1 | 14.7 | 48.2 | 9.7 | 5.0 | 5.6 | 9.8 | 5.8 | 11.4 | 15.6 | 7 | 11 | 46 | 79 | 84 | ||
| 72C00693 | 33-60 | Bqm1 | S | cosl | 13.0 | 9.7 | 77.3 | 6.4 | 3.3 | 4.7 | 11.3 | 10.1 | 22.6 | 28.6 | 9 | 11 | 46 | 91 | 88 | ||
| 72C00694 | 60-107 | Bqm2 | S | cosl | 15.6 | 15.3 | 69.1 | 10.3 | 5.0 | 7.7 | 15.8 | 9.8 | 16.3 | 19.5 | 8 | 14 | 50 | 89 | 87 | ||
| 72C00695 | 0-15 | A | S | 7 | 2 | 5 | |||||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1972CA049015 | ( Modoc, California ) | Print Date: Dec 12 2024 7:07AM |
| Sampled As | : | Thoms | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 72C0116 | |||
| 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 | |||||||||
| 72C00690 | 0-15 | A | S | 1.51 | 1.56 | 0.004 | 21.3 | 18.9 | 23.2 | 1.027 | -- | 1.19 | 1.58 | ||||
| 72C00691 | 15-23 | Bt1 | S | 1.52 | 1.60 | 0.007 | 22.5 | 19.3 | -- | 1.027 | 0.92 | ||||||
| 72C00692 | 23-33 | Bt2 | S | 1.11 | 1.30 | 0.016 | 43.2 | 39.7 | 22.7 | 1.027 | 0.06 | 1.15 | 0.61 | ||||
| 72C00693 | 33-60 | Bqm1 | S | 1.76 | 1.76 | -- | 19.1 | 18.7 | 20.1 | 1.027 | -- | 3.39 | 1.55 | ||||
| 72C00694 | 60-107 | Bqm2 | S | 20.0 | 1.027 | 2.26 | 1.28 | ||||||||||
| 72C00695 | 0-15 | A | S | 8.3 | 1.027 | ||||||||||||
| 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 | 6C2b | 6G7a | |||||||||||||||||||
| 72C00690 | 0-15 | A | S | 0.104 | 1.14 | 11 | 1.2 | 0.1 | ||||||||||||||
| 72C00691 | 15-23 | Bt1 | S | 0.064 | 0.55 | 9 | 1.2 | 0.1 | ||||||||||||||
| 72C00692 | 23-33 | Bt2 | S | 0.050 | 0.42 | 8 | 1.2 | 0.1 | ||||||||||||||
| 72C00693 | 33-60 | Bqm1 | S | 0.026 | 0.19 | 7 | 1.0 | 0.1 | ||||||||||||||
| 72C00694 | 60-107 | Bqm2 | S | 0.08 | 1.2 | 0.1 | ||||||||||||||||
| 72C00695 | 0-15 | A | S | 1.1 | 0.1 | |||||||||||||||||
| 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 | ||||||||||
| 72C00690 | 0-15 | A | S | 11.7* | 5.9 | 0.7 | 0.3 | 18.6 | 18.6 | 17.5 | 100 | 100 | |||||
| 72C00691 | 15-23 | Bt1 | S | 14.7* | 8.1 | 0.7 | 0.2 | 23.7 | 23.7 | 22.6 | 100 | 100 | |||||
| 72C00692 | 23-33 | Bt2 | S | 25.2 | 13.1 | 1.4 | 0.3 | 40.0 | 40.0 | 42.6 | 100 | 94 | |||||
| 72C00693 | 33-60 | Bqm1 | S | 26.1 | 12.5 | 1.8 | 0.2 | 40.6 | 40.6 | 44.1 | 100 | 92 | |||||
| 72C00694 | 60-107 | Bqm2 | S | 23.1* | 11.8 | 1.8 | 0.2 | 36.9 | 36.9 | 35.3 | 100 | 100 | |||||
| 72C00695 | 0-15 | A | S | 8.2 | 4.6 | 0.4 | 0.2 | 16.0 | |||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1972CA049015 | ( Modoc, California ) | Print Date: Dec 12 2024 7:07AM |
| Sampled As | : | Thoms | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 72C0116 | |||
| 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 - -) | % | |||||||||||||||
| 6N1b | 6O1b | 6P1b | 6Q1b | 6J1b | 6K1c | 8A | 8D5 | 8A3a | 5E | ||||||||||||||
| 72C00690 | 0-15 | A | S | 3.0 | 2.1 | 0.4 | 0.2 | 3.6 | 0.5 | 35.0 | tr | 0.53 | 4 | tr | |||||||||
| 72C00691 | 15-23 | Bt1 | S | 1.1 | 0.8 | 0.5 | 0.1 | 1.8 | 0.4 | 69.7 | tr | 0.27 | 3 | 1 | |||||||||
| 72C00692 | 23-33 | Bt2 | S | 0.9 | 0.9 | 0.8 | 0.1 | 1.6 | 0.1 | 53.9 | tr | 0.29 | 3 | 1 | |||||||||
| 72C00693 | 33-60 | Bqm1 | S | 1.5 | 0.6 | 1.6 | tr | 0.6 | 1.8 | 51.0 | tr | 0.46 | 4 | 2 | |||||||||
| 72C00694 | 60-107 | Bqm2 | S | 4.3 | 2.1 | 3.4 | tr | 0.5 | 6.9 | 57.9 | tr | 1.09 | 5 | 2 | |||||||||
| 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 | 8C1b | ||||||||||||
| 72C00690 | 0-15 | A | S | 5.7 | 6.2 | 6.2 | ||||||||
| 72C00691 | 15-23 | Bt1 | S | 5.8 | 6.2 | 6.0 | ||||||||
| 72C00692 | 23-33 | Bt2 | S | 5.8 | 6.2 | 5.8 | ||||||||
| 72C00693 | 33-60 | Bqm1 | S | 5.2 | 5.5 | 5.3 | ||||||||
| 72C00694 | 60-107 | Bqm2 | S | 5.8 | 5.9 | 5.8 | ||||||||
| 72C00695 | 0-15 | A | S | 5.9 | 6.3 | |||||||||
| 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 | |||||||||||||||||
| 72C00690 | 0-15 | A | S | 6.2 | |||||||||||||
| 72C00691 | 15-23 | Bt1 | S | 6.5 | |||||||||||||
| 72C00692 | 23-33 | Bt2 | S | 6.3 | |||||||||||||
| 72C00693 | 33-60 | Bqm1 | S | 5.9 | |||||||||||||
| 72C00694 | 60-107 | Bqm2 | S | 6.2 | |||||||||||||
| 72C00695 | 0-15 | A | S | 5.7 | |||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: S1972CA049015 | ( Modoc, California ) | Print Date: Dec 12 2024 7:07AM |
| Sampled As | : | Thoms | |||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 72C0116 | |||
| 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 | ||||||||||||||
| 72C00690 | 0.0-15.0 | A | tcly | MT 2 | KK 2 | ||||||||||||||||
| 72C00691 | 15.0-23.0 | Bt1 | tcly | MT 2 | KK 2 | ||||||||||||||||
| 72C00693 | 33.0-60.0 | Bqm1 | tcly | MT 2 | KK 2 | ||||||||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| KK Kaolinite | MT Montmorillonite | |||
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |