| *** Primary Characterization Data *** |
| Pedon ID: 1984IA0130022 | ( Black Hawk, Iowa ) | Print Date: Nov 12 2025 9:12PM |
| Sampled as on Nov 1, 1984: | Kenyon ; Fine-loamy, mixed, mesic Typic Hapludoll |
| Revised to correlated on Jul 9, 2007: | Kenyon ; Fine-loamy, mixed, superactive, mesic Typic Hapludolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP85IA147 BLACKHAWK COUNTY EROSION | Natural Resources Conservation Service |
| - | Site ID | S1984IA0130022 Lat: 42° 25' 52.00" north Long: 92° 19' 25.00" west MLRA: 104 | National Soil Survey Center | |
| - | Pedon No. | 85P0561 | 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 |
| 85P02859 | Ap | Ap | 0-20 | L | L | |||
| 85P02860 | A | A | 20-36 | L | L | |||
| 85P02861 | 2Bw1 | 2Bw1 | 36-53 | L | L | |||
| 85P02862 | 2Bw2 | 2Bw2 | 53-69 | L | L | |||
| 85P02863 | 2Bw31 | 2Bw3 | 69-94 | L | SCL | |||
| 85P02864 | 2Bw32 | 2Bw3 | 94-122 | L | SCL | |||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 39 | % wt | |
| Volume, >2mm, Weighted Average | 2 | % vol | |
| Clay, total, Weighted Average | 25 | % wt | |
| Weighted averages based on control section: 25-100 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 | ||||||||
| 85P02859 | 0-20 | Ap | S | l | 19.8 | 35.4 | 44.8 | 15.6 | 19.8 | 7.5 | 16.0 | 15.3 | 5.4 | 0.6 | tr | -- | -- | 38 | tr | ||
| 85P02860 | 20-36 | A | S | l | 23.6 | 38.1 | 38.3 | 17.3 | 20.8 | 6.5 | 13.5 | 13.5 | 4.4 | 0.4 | 1 | -- | -- | 32 | 1 | ||
| 85P02861 | 36-53 | 2Bw1 | S | l | 26.6 | 36.1 | 37.3 | 17.5 | 18.6 | 7.4 | 12.5 | 12.2 | 4.6 | 0.6 | 1 | 1 | -- | 31 | 2 | ||
| 85P02862 | 53-69 | 2Bw2 | S | l | 26.8 | 30.1 | 43.1 | 16.1 | 14.0 | 8.4 | 14.5 | 12.1 | 5.0 | 3.1 | 2 | 7 | -- | 41 | 9 | ||
| 85P02863 | 69-94 | 2Bw31 | S | scl | 24.5 | 23.8 | 51.7 | 13.7 | 10.1 | 8.5 | 17.4 | 15.9 | 6.4 | 3.5 | 2 | 2 | -- | 45 | 4 | ||
| 85P02864 | 94-122 | 2Bw32 | S | scl | 23.0 | 23.8 | 53.2 | 14.2 | 9.6 | 9.2 | 18.3 | 15.4 | 6.4 | 3.9 | 2 | 1 | -- | 46 | 3 | ||
| *** Primary Characterization Data *** |
| Pedon ID: 1984IA0130022 | ( Black Hawk, Iowa ) | Print Date: Nov 12 2025 9:12PM |
| Sampled As | : | Kenyon | Fine-loamy, mixed, mesic Typic Hapludoll | ||
| USDA-NRCS-NSSC-Soil Survey Laboratory | ; | Pedon No. 85P0561 | |||
| 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 | % | ||||||||||
| 3C2a1a | 3D1 | 8D1 | |||||||||||||||
| 85P02859 | 0-20 | Ap | S | 9.2 | 1.012 | 0.46 | |||||||||||
| 85P02860 | 20-36 | A | S | 10.6 | 1.014 | 0.45 | |||||||||||
| 85P02861 | 36-53 | 2Bw1 | S | 10.6 | 1.014 | 0.40 | |||||||||||
| 85P02862 | 53-69 | 2Bw2 | S | 10.0 | 1.014 | 0.37 | |||||||||||
| 85P02863 | 69-94 | 2Bw31 | S | 8.8 | 1.014 | 0.36 | |||||||||||
| 85P02864 | 94-122 | 2Bw32 | S | 8.4 | 1.015 | 0.37 | |||||||||||
| 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 - - - - -) | |||||||||||||||
| 6A1c | ||||||||||||||||||||||
| 85P02859 | 0-20 | Ap | S | 1.93 | ||||||||||||||||||
| 85P02860 | 20-36 | A | S | 1.71 | ||||||||||||||||||
| 85P02861 | 36-53 | 2Bw1 | S | 1.08 | ||||||||||||||||||
| 85P02862 | 53-69 | 2Bw2 | S | 0.60 | ||||||||||||||||||
| 85P02863 | 69-94 | 2Bw31 | S | 0.34 | ||||||||||||||||||
| 85P02864 | 94-122 | 2Bw32 | S | 0.22 | ||||||||||||||||||
| 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 | |||||||||||||
| 85P02859 | 0-20 | Ap | S | 5.3 | 5.6 | |||||||||
| 85P02860 | 20-36 | A | S | 5.6 | 6.0 | |||||||||
| 85P02861 | 36-53 | 2Bw1 | S | 5.4 | 5.6 | |||||||||
| 85P02862 | 53-69 | 2Bw2 | S | 5.1 | 5.4 | |||||||||
| 85P02863 | 69-94 | 2Bw31 | S | 5.1 | 5.4 | |||||||||
| 85P02864 | 94-122 | 2Bw32 | S | 5.5 | 5.8 | |||||||||