| *** Taxonomy Characterization Data *** |
| Pedon ID: S2013CA037004 | ( Los Angeles, California ) | Print Date: Jan 30 2025 5:33AM |
| Sampled as on Apr 14, 2013: | Apollo ; Fine-loamy, mixed, superactive, thermic Typic Haploxerolls |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2013USCA086 Los Angeles shrink-swell and OC | Natural Resources Conservation Service |
| - | Site ID | S2013CA037004 Lat: 33° 58' 54.90" north Long: 117° 56' 55.60" west MLRA: 20 | National Soil Survey Center | |
| - | Pedon No. | 13N56581 | Kellogg 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 | DbWR1 | ||||||||||||
| 13N05947 | 0-10 | A1 | S | 32.7 | 0.50 | 5 | 1.05 | 0.051 | -- | ||||
| 13N05948 | 10-26 | A2 | S | 32.8 | 0.49 | 3 | 1.27 | 0.048 | -- | ||||
| 13N05949 | 26-54 | Bt | S | 33.8 | 0.49 | 3 | 1.22 | 0.059 | tr | 52 | |||
| 13N05950 | 54-76 | C1 | S | 34.0 | 0.50 | 4 | 1.33 | 0.070 | tr | 58 | |||
| 13N05951 | 76-88 | C2 | S | 28.4 | 0.61 | 42.4 | 66 | 50 | 60 | ||||
| 13N05952 | 88-111 | C3 | S | 23.8 | 0.74 | 43.7 | 84 | 74 | 55 | ||||
| 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 | 4H2a | 4E1a1a1a1 | |||||||||||||||||
| 13N05947 | 0-10 | A1 | S | 6.4 | 2.56 | tr | 100* | 0.85 | -- | ||||||||||
| 13N05948 | 10-26 | A2 | S | 6.2 | 1.58 | tr | 100* | 0.84 | -- | ||||||||||
| 13N05949 | 26-54 | Bt | S | 6.4 | 0.91 | tr | 100* | 0.79 | -- | ||||||||||
| 13N05950 | 54-76 | C1 | S | 6.5 | 0.62 | tr | 100* | 0.77 | -- | ||||||||||
| 13N05951 | 76-88 | C2 | S | 6.7 | 0.35 | -- | 100* | 86 | 0.90 | tr | |||||||||
| 13N05952 | 88-111 | C3 | S | 7.2 | 0.22 | tr | 100* | 1.00 | tr | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 26 | % wt | |
| Volume, >2mm, Weighted Average | 20 | % vol | |
| Clay, total, Weighted Average | 31 | % wt | |
| Clay, carbonate free, Weighted Average | 31 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4 | 0.84 | (NA) | |
| Weighted averages based on control section: 25-100 cm | |||