| *** Taxonomy Characterization Data *** |
| Pedon ID: S2013CA037002 | ( Los Angeles, California ) | Print Date: Nov 23 2024 5:55PM |
| Sampled as on Apr 13, 2012: | Zaca ; Fine, smectitic, thermic Vertic Haploxerolls |
| Revised to correlated on May 4, 2016: | Vertic Calcixerolls ; Fine, smectitic, thermic Vertic Calcixerolls |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2013USCA086 Los Angeles shrink-swell and OC | Natural Resources Conservation Service |
| - | Site ID | S2013CA037002 Lat: 34° 3' 55.10" north Long: 117° 49' 14.40" west MLRA: 20 | National Soil Survey Center | |
| - | Pedon No. | 13N56579 | 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 | 3A1a1a | DbWR1 | |||||||||||
| 13N05933 | 0-21 | Ap | S | 50.8 | -- | 0.56 | 4 | tr | |||||
| 13N05934 | 21-53 | Bkss1 | S | 50.1 | 3.7 | 0.53 | 5 | 1.17 | 0.088 | tr | |||
| 13N05935 | 53-78 | Bkss2 | S | 53.8 | 4.5 | 0.50 | 5 | 1.24 | 0.081 | tr | |||
| 13N05936 | 78-113 | BCk | S | 42.8 | 4.5 | 0.59 | 14 | 1.10 | 0.056 | 3 | |||
| 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 | 4F2 | ||||||||||||||||
| 13N05933 | 0-21 | Ap | S | 7.7 | 4.13 | 3 | 100* | 0.96 | 0.96 | tr | |||||||||
| 13N05934 | 21-53 | Bkss1 | S | 7.9 | 2.30 | 8 | 100* | 0.90 | -- | ||||||||||
| 13N05935 | 53-78 | Bkss2 | S | 7.8 | 2.25 | 11 | 100* | 0.79 | -- | ||||||||||
| 13N05936 | 78-113 | BCk | S | 7.7 | 2.47 | 17 | 100* | 0.84 | -- | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 8 | % wt | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Clay, total, Weighted Average | horizon 2 depth is not consistent with previous horizon | % wt | |
| Clay, total, Weighted Average | 49 | % wt | |
| Clay, carbonate free, Weighted Average | horizon 2 depth is not consistent with previous horizon | % wt | |
| Clay, carbonate free, Weighted Average | 45 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4 | horizon 2 depth is not consistent with previous horizon | (NA) | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4 | 0.85 | (NA) | |
| Weighted averages based on control section: 25-100 cm | |||