| *** Primary Characterization Data *** |
| Pedon ID: 78SD053010 | ( Gregory, South Dakota ) | Print Date: Nov 21 2024 1:12PM |
| Sampled as on Jun 1, 1978: | Lakoma ; Fine, montmorillonitic, mesic Typic Ustochrept |
| Revised to correlated: | Lakoma ; Fine, mixed, mesic Typic Ustochrepts |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP78SD136 GREGORY COUNTY | Natural Resources Conservation Service |
| - | Site ID | S1978SD053010 Lat: 43° 23' 40.00" north Long: 99° 12' 28.00" west MLRA: 63B | National Soil Survey Center | |
| - | Pedon No. | 78P0363 | 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 |
| 78P01975 | A | A1 | 0-5 | SIC | C | |||
| 78P01976 | B1 | B2 | 5-25 | C | C | |||
| 78P01977 | B2 | B3 | 25-43 | C | C | |||
| 78P01978 | C | C1 | 43-74 | C | C | |||
| 78P01979 | Cr1 | CR1 | 74-109 | SICL | ||||
| 78P01980 | Cr2 | CR2 | 109-140 | SIC | ||||
| 78P01981 | A | A1 | 0-5 | SIC | C | |||
| 78P01982 | B1 | B2 | 5-25 | C | C | |||
| 78P01983 | C | C1 | 43-74 | C | C | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.46 | (NA) | |
| Clay, carbonate free, Weighted Average | 59 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 75 | % wt | |
| Volume, >2mm, Weighted Average | 58 | % vol | |
| Clay, total, Weighted Average | 66 | % wt | |
| Weighted averages based on control section: 25-74 cm | |||
| *** Primary Characterization Data *** |
| Pedon ID: 78SD053010 | ( Gregory, South Dakota ) | Print Date: Nov 21 2024 1:12PM |
| Sampled As | : | Lakoma | Fine, montmorillonitic, mesic Typic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 78P0363 | |||
| 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 | |||||||
| 78P01975 | 0-5 | A | S | c | 67.8 | 30.6 | 1.6 | 0.8 | 25.8 | 4.8 | 0.8 | 0.4 | 0.2 | 0.2 | -- | tr | -- | -- | 1 | tr | |
| 78P01976 | 5-25 | B1 | S | c | 70.3 | 29.0 | 0.7 | 3.3 | 29.0 | -- | 0.3 | 0.2 | 0.1 | 0.1 | tr | 56 | -- | -- | 56 | 56 | |
| 78P01977 | 25-43 | B2 | S | c | 68.7 | 30.7 | 0.6 | 8.7 | 29.5 | 1.2 | 0.3 | 0.2 | tr | 0.1 | tr | 29 | 55 | -- | 84 | 84 | |
| 78P01978 | 43-74 | C | S | c | 65.2 | 33.3 | 1.5 | 7.4 | 32.4 | 0.9 | 0.7 | 0.5 | 0.2 | 0.1 | tr | 26 | 43 | -- | 69 | 69 | |
| 78P01979 | 74-109 | Cr1 | S | sicl | 31.5 | 62.0 | 6.5 | 5.0 | 62.0 | -- | 1.5 | 2.3 | 1.1 | 1.3 | 0.3 | 11 | 50 | 32 | 93 | 93 | |
| 78P01980 | 109-140 | Cr2 | S | sic | 44.6 | 50.0 | 5.4 | 4.3 | 48.3 | 1.7 | 1.8 | 1.6 | 0.7 | 1.0 | 0.3 | tr | -- | -- | 4 | -- | |
| 78P01981 | 0-5 | A | S | c | 65.5 | 32.3 | 2.2 | 26.0 | 6.3 | 0.8 | 0.4 | 0.2 | 0.3 | 0.5 | -- | -- | -- | 1 | -- | ||
| 78P01982 | 5-25 | B1 | S | c | 66.7 | 32.0 | 1.3 | 28.5 | 3.5 | 0.4 | 0.3 | 0.1 | 0.3 | 0.2 | 42 | 49 | -- | 91 | 91 | ||
| 78P01983 | 43-74 | C | S | c | 63.0 | 34.6 | 2.4 | 8.0 | 34.6 | -- | 1.0 | 0.8 | 0.2 | 0.3 | 0.1 | 21 | 66 | -- | 87 | 87 | |
| 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 | 3C2a1a | 3D1 | 4E2a1a1a1 | 4C1 | 8D1 | 8D1 | |||||||||
| 78P01975 | 0-5 | A | S | 1.16 | 1.36 | 0.054 | 24.5 | 24.7 | 1.062 | -- | 0.58 | 0.36 | |||||
| 78P01976 | 5-25 | B1 | S | 23.8 | 1.059 | 0.47 | 0.34 | ||||||||||
| 78P01977 | 25-43 | B2 | S | 1.27 | 1.56 | 0.019 | 32.9 | 22.4 | 1.049 | 0.04 | 0.40 | 0.33 | |||||
| 78P01978 | 43-74 | C | S | 1.23 | 1.52 | 0.034 | 37.4 | 21.8 | 1.046 | 0.09 | 0.40 | 0.33 | |||||
| 78P01979 | 74-109 | Cr1 | S | 23.0 | 1.079 | 0.83 | 0.73 | ||||||||||
| 78P01980 | 109-140 | Cr2 | S | 23.7 | 1.074 | 0.57 | 0.53 | ||||||||||
| 78P01981 | 0-5 | A | S | 26.0 | 1.062 | 0.63 | 0.40 | ||||||||||
| 78P01982 | 5-25 | B1 | S | 23.1 | 1.053 | 0.52 | 0.35 | ||||||||||
| 78P01983 | 43-74 | C | S | 22.1 | 1.044 | 0.42 | 0.35 | ||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 78SD053010 | ( Gregory, South Dakota ) | Print Date: Nov 21 2024 1:12PM |
| Sampled As | : | Lakoma | Fine, montmorillonitic, mesic Typic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 78P0363 | |||
| 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 - - - - -) | |||||||||||||||
| 6B1b | 6A1c | |||||||||||||||||||||
| 78P01975 | 0-5 | A | S | 0.292 | 3.33 | 11 | ||||||||||||||||
| 78P01976 | 5-25 | B1 | S | 0.129 | 1.16 | 9 | ||||||||||||||||
| 78P01977 | 25-43 | B2 | S | 0.089 | 0.73 | 8 | ||||||||||||||||
| 78P01978 | 43-74 | C | S | 0.080 | 0.48 | 6 | ||||||||||||||||
| 78P01979 | 74-109 | Cr1 | S | 0.33 | ||||||||||||||||||
| 78P01980 | 109-140 | Cr2 | S | 0.27 | ||||||||||||||||||
| 78P01981 | 0-5 | A | S | 0.359 | 4.07 | 11 | ||||||||||||||||
| 78P01982 | 5-25 | B1 | S | 0.171 | 1.71 | 10 | ||||||||||||||||
| 78P01983 | 43-74 | C | S | 0.081 | 0.54 | 7 | ||||||||||||||||
| 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 | 5A8a | 5C3 | 5C1 | |||||||||||
| 78P01975 | 0-5 | A | S | 57.2* | 2.2 | -- | 1.4 | 39.2 | 100 | 100 | |||||||
| 78P01976 | 5-25 | B1 | S | 61.5* | 1.2 | -- | 0.8 | 33.1 | 100 | 100 | |||||||
| 78P01977 | 25-43 | B2 | S | 64.0* | 0.8 | -- | 0.8 | 27.8 | 100 | 100 | |||||||
| 78P01978 | 43-74 | C | S | 67.0* | 0.5 | -- | 0.7 | 26.4 | 100 | 100 | |||||||
| 78P01979 | 74-109 | Cr1 | S | 0.4 | tr | 0.8 | 26.0 | 100 | |||||||||
| 78P01980 | 109-140 | Cr2 | S | 1.0 | tr | 0.9 | 25.4 | 100 | |||||||||
| 78P01981 | 0-5 | A | S | 57.5* | 2.3 | -- | 1.6 | 41.5 | 100 | 100 | |||||||
| 78P01982 | 5-25 | B1 | S | 60.4* | 1.3 | -- | 0.9 | 34.5 | 100 | 100 | |||||||
| 78P01983 | 43-74 | C | S | 64.1* | 0.7 | -- | 0.7 | 26.2 | 100 | 100 | |||||||
| *** Primary Characterization Data *** |
| Pedon ID: 78SD053010 | ( Gregory, South Dakota ) | Print Date: Nov 21 2024 1:12PM |
| Sampled As | : | Lakoma | Fine, montmorillonitic, mesic Typic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 78P0363 | |||
| 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 | 6L1c | 8A | 8D5 | 8A1a | 5E | |||||||||||||
| 78P01975 | 0-5 | A | S | 9.3 | 0.8 | 0.1 | 0.6 | 8.3 | 0.4 | 2.3 | 91.1 | tr | 0.96 | -- | -- | ||||||||
| 78P01976 | 5-25 | B1 | S | 6.2 | 0.3 | 0.1 | 0.4 | 5.2 | 0.2 | 1.5 | 96.7 | tr | 0.65 | -- | tr | ||||||||
| 78P01977 | 25-43 | B2 | S | 4.0 | 0.2 | 0.1 | 0.3 | 3.5 | 0.2 | 1.2 | 94.1 | tr | 0.46 | -- | tr | ||||||||
| 78P01978 | 43-74 | C | S | 30.6 | 0.6 | 0.2 | 0.6 | 2.1 | 1.0 | 29.8 | 87.1 | 0.1 | 2.31 | -- | tr | ||||||||
| 78P01979 | 74-109 | Cr1 | S | 30.1 | 0.3 | 0.3 | 0.6 | 1.1 | 0.9 | 29.8 | 89.9 | 0.1 | 2.27 | -- | tr | ||||||||
| 78P01980 | 109-140 | Cr2 | S | 31.0 | 0.8 | 0.3 | 0.6 | 0.8 | 0.9 | 30.2 | 89.9 | 0.1 | 2.30 | -- | tr | ||||||||
| 78P01981 | 0-5 | A | S | 10.3 | 0.8 | 0.1 | 0.7 | 9.6 | 0.4 | 1.9 | 102.7 | 0.1 | 1.05 | -- | -- | ||||||||
| 78P01982 | 5-25 | B1 | S | 8.9 | 0.5 | 0.1 | 0.4 | 6.8 | 0.2 | 1.1 | 98.3 | tr | 0.88 | -- | -- | ||||||||
| 78P01983 | 43-74 | C | S | 5.3 | 0.2 | 0.1 | 0.3 | 2.4 | 0.3 | 1.1 | 90.0 | tr | 0.59 | -- | tr | ||||||||
| 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 | |||
| 8C1e | 8C1a | 8C1b | 6E1b | 6F1c | 8E1 | |||||||||
| 78P01975 | 0-5 | A | S | 7.4 | 7.8 | 7.0 | 1 | -- | ||||||
| 78P01976 | 5-25 | B1 | S | 7.8 | 8.1 | 7.1 | 5 | -- | ||||||
| 78P01977 | 25-43 | B2 | S | 7.7 | 8.2 | 7.3 | 15 | -- | ||||||
| 78P01978 | 43-74 | C | S | 7.8 | 7.9 | 7.2 | 18 | 1 | 650 | |||||
| 78P01979 | 74-109 | Cr1 | S | 7.7 | 7.9 | 7.5 | 7 | 12 | 690 | |||||
| 78P01980 | 109-140 | Cr2 | S | 7.7 | 7.7 | 7.5 | 10 | 12 | ||||||
| 78P01981 | 0-5 | A | S | 7.4 | 8.0 | 6.8 | 1 | -- | ||||||
| 78P01982 | 5-25 | B1 | S | 7.6 | 8.1 | 7.0 | 5 | -- | ||||||
| 78P01983 | 43-74 | C | S | 7.8 | 8.1 | 7.4 | 18 | -- | 1400 | |||||
| *** Primary Characterization Data *** |
| Pedon ID: 78SD053010 | ( Gregory, South Dakota ) | Print Date: Nov 21 2024 1:12PM |
| Sampled As | : | Lakoma | Fine, montmorillonitic, mesic Typic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 78P0363 | |||
| 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 | |||||||||||||||||
| 78P01975 | 0-5 | A | S | 8.2 | |||||||||||||
| 78P01976 | 5-25 | B1 | S | 8.6 | |||||||||||||
| 78P01977 | 25-43 | B2 | S | 8.6 | |||||||||||||
| 78P01978 | 43-74 | C | S | 8.3 | |||||||||||||
| 78P01979 | 74-109 | Cr1 | S | 7.9 | |||||||||||||
| 78P01980 | 109-140 | Cr2 | S | 7.9 | |||||||||||||
| 78P01981 | 0-5 | A | S | 8.2 | |||||||||||||
| 78P01982 | 5-25 | B1 | S | 8.5 | |||||||||||||
| 78P01983 | 43-74 | C | S | 8.6 | |||||||||||||
| *** Primary Characterization Data *** |
| Pedon ID: 78SD053010 | ( Gregory, South Dakota ) | Print Date: Nov 21 2024 1:12PM |
| Sampled As | : | Lakoma | Fine, montmorillonitic, mesic Typic Ustochrept | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 78P0363 | |||
| 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 | 7A3b | 7C3 | tion | ||||||||||||||||
| Layer | (cm) | Horz | ion | ( - - - - - - - - - peak size - - - - - - - - - - ) | (- - - - - - - - - % - - - - - - - - - -) | (- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -) | mg g-1 | ||||||||||||||
| 78P01978 | 43.0-74.0 | C | tcly | MT 3 | MI 2 | KK 2 | CA 2 | QZ 1 | KK 26 | 8.7 | 3.2 | ||||||||||
| 78P01983 | 43.0-74.0 | C | tcly | MT 3 | CA 3 | MI 2 | KK 2 | QZ 2 | KK 20 | 7.7 | 2.9 | ||||||||||
| FRACTION INTERPRETATION: | ||||
| tcly - Total Clay <0.002 mm | ||||
| MINERAL INTERPRETATION: | ||||
| CA Calcite | KK Kaolinite | MI Mica | MT Montmorillonite | QZ Quartz |
| RELATIVE PEAK SIZE: | 5 Very Large | 4 Large | 3 Medium | 2 Small | 1 Very Small | 6 No Peaks |