| *** Taxonomy Characterization Data *** |
| Pedon ID: 13CA600397 | ( Humboldt, California ) | Print Date: Oct 9 2026 10:08AM |
| Sampled as on Dec 7, 2014: | Friendlycity ; Fine-silty, mixed, superactive, mesic Oxyaquic Humudepts |
| Revised to : |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2015USCA058 Central Humboldt 2014 | Natural Resources Conservation Service |
| - | Site ID | 13CA600397 Lat: 40° 35' 20.59" north Long: 124° 8' 26.78" west MLRA: 4B | National Soil Survey Center | |
| - | Pedon No. | 15N0557 | 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 | ||||||||||||
| 15N03434 | 0-15 | Ap | S | 29.8 | 0.67 | 36.3 | 7 | 1.04 | 0.031 | tr | |||
| 15N03435 | 15-32 | A | S | 29.4 | 0.57 | 7 | 1.15 | 0.025 | tr | 66 | |||
| 15N03436 | 32-60 | A/B | S | 30.0 | 0.51 | 7 | 1.22 | 0.019 | tr | 71 | |||
| 15N03437 | 60-90 | Bw1 | S | 30.3 | 0.48 | 6 | 1.48 | 0.015 | tr | 61 | |||
| 15N03438 | 90-140 | Bw2 | S | 25.4 | 0.53 | 7 | 1.46 | 0.018 | 1 | 68 | |||
| 15N03439 | 140-170 | C | S | 17.0 | 0.60 | 25.2 | 8 | 1.62 | 0.016 | -- | |||
| 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 | ||||||||||||||||||
| 15N03434 | 0-15 | Ap | S | 5.5 | 5.60 | 55 | 30 | 13.8 | 0.81 | 0.46 | 3 | -- | |||||||
| 15N03435 | 15-32 | A | S | 5.4 | 4.18 | 30 | 17 | 9.1 | 0.82 | 0.31 | 21 | -- | |||||||
| 15N03436 | 32-60 | A/B | S | 5.4 | 2.48 | 15 | 10 | 7.7 | 0.67 | 0.26 | 60 | -- | |||||||
| 15N03437 | 60-90 | Bw1 | S | 5.5 | 0.56 | 28 | 22 | 7.8 | 0.50 | 0.26 | 46 | -- | |||||||
| 15N03438 | 90-140 | Bw2 | S | 5.6 | 0.36 | 32 | 25 | 8.2 | 0.58 | 0.32 | 43 | -- | |||||||
| 15N03439 | 140-170 | C | S | 6.1 | 0.11 | 94 | 59 | 10.3 | 0.62 | 0.61 | 4 | -- | |||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4 | 0.6 | (NA) | |
| LE, Whole Soil, Summed to 1m | 2 | cm/m | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 29 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 7 | % wt | |
| Clay, carbonate free, Weighted Average | 29 | % wt | |
| Weighted averages based on control section: 25-100 cm | |||