| *** Taxonomy Characterization Data *** |
| Pedon ID: 84IA0130011 | ( Black Hawk, Iowa ) | Print Date: Nov 23 2024 6:48AM |
| Sampled as on Oct 30, 1984: | Dinsdale ; Fine-silty, mixed, mesic Typic Argiudolls |
| Revised to correlated on Sep 1, 1992: | (unnamed) ; Fine-silty, mixed, mesic Mollic Hapludalf |
| United States Department of Agriculture | ||||
| SSL | - | Project | RP85IA147 BLACKHAWK COUNTY EROSION | Natural Resources Conservation Service |
| - | Site ID | S1984IA0130011 Lat: 42° 18' 42.01" north Long: 92° 19' 27.00" west MLRA: 104 | National Soil Survey Center | |
| - | Pedon No. | 85P0558 | Soil Survey Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Lincoln, Nebraska 68508-3866 | ||
| Taxonomy Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | |||
| Fine | CaCO3 | 1500 | .1-75 | Bulk | Cole | Vol | Resist | ||||||
| Clay | Clay | Clay | kPa | Clay | mm | Den | Whole | % of | Min | ||||
| Depth | <.002 | <.0002 | <.002 | /Clay | Est | Frac | 33 kPa | Soil | Whole | % | |||
| Layer | (cm) | Horz | Prep | (---------% of <2 mm-------) | (-------- % --------) | g cm-3 | cm cm-1 | ||||||
| 3A1a1a | 8D1 | ||||||||||||
| 85P02842 | 0-18 | Ap | S | 29.0 | 0.43 | 5 | tr | ||||||
| 85P02843 | 18-25 | BA | S | 32.0 | 0.43 | 5 | -- | ||||||
| 85P02844 | 25-41 | Bt1 | S | 30.5 | 0.44 | 9 | -- | ||||||
| 85P02845 | 41-61 | Bt2 | S | 27.4 | 0.43 | 15 | -- | ||||||
| 85P02846 | 61-76 | 2Bt | S | 16.8 | 0.43 | 47 | 1 | ||||||
| 85P02847 | 76-97 | 3Bt | S | 22.6 | 0.38 | 44 | 1 | ||||||
| Taxonomy Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | |||
| pH | pH | Org | Tot | Al+½ Fe | CO3 as | (--- Base Sat ---) | NZ | ECEC | CEC7 | ECEC | Al | ||||||||
| Depth | H2O | NaF | C | C | Oxal | ODOE | CaCO3 | NH4 | Bases | P Ret | cmol(+) | /Clay | /Clay | Sat | E C | ESP | |||
| Layer | (cm) | Horz | Prep | (------------------------------------------ % --------------------------------------------) | kg -1 | % | dS m-1 | % | |||||||||||
| 4C1a2a | 6A1c | ||||||||||||||||||
| 85P02842 | 0-18 | Ap | S | 6.5 | 1.68 | ||||||||||||||
| 85P02843 | 18-25 | BA | S | 6.6 | 1.05 | ||||||||||||||
| 85P02844 | 25-41 | Bt1 | S | 6.0 | 0.77 | ||||||||||||||
| 85P02845 | 41-61 | Bt2 | S | 5.7 | 0.50 | ||||||||||||||
| 85P02846 | 61-76 | 2Bt | S | 6.2 | 0.28 | ||||||||||||||
| 85P02847 | 76-97 | 3Bt | S | 6.0 | 0.15 | ||||||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, carbonate free, Weighted Average | 25 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 22 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 25 | % wt | |
| Weighted averages based on control section: 25-75 cm | |||