| *** Taxonomy Characterization Data *** |
| Pedon ID: 88MT017001 | ( Custer, Montana ) | Print Date: Dec 6 2025 1:19PM |
| Sampled as on Jun 29, 1988: | Cambeth ; Fine-silty, mixed Borollic Camborthids |
| Revised to correlated: | Cargill ; Fine-silty, mixed, semiactive Borollic Calciorthid |
| United States Department of Agriculture | ||||
| SSL | - | Project | CP88MT223 MONTANA ARIDISOL TOUR | Natural Resources Conservation Service |
| - | Site ID | S1988MT017001 Lat: 46° 48' 14.00" north Long: 106° 5' 22.01" west MLRA: 58A | National Soil Survey Center | |
| - | Pedon No. | 88P0851 | 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 | 3A1a1a | 8D1 | 4A1d | |||||||||
| 88P04496 | 0-5 | A1 | S | 20.9 | 6.7 | 0.46 | 6 | 1.15 | 0.031 | tr | |||
| 88P04497 | 5-12 | A2 | S | 22.8 | 6.5 | 1.2 | 0.41 | 5 | 1.31 | 0.020 | -- | ||
| 88P04498 | 12-22 | Bw | S | 28.3 | 8.5 | 2.3 | 0.34 | 3 | 1.18 | 0.025 | tr | ||
| 88P04499 | 22-48 | Bk | S | 30.7 | 8.8 | 6.2 | 0.31 | 2 | 1.44 | 0.016 | -- | ||
| 88P04500 | 48-60 | BC1 | S | 28.0 | 9.0 | 3.7 | 0.33 | 5 | 1.51 | 0.030 | tr | ||
| 88P04501 | 60-88 | BC2 | S | 35.3 | 10.5 | 3.2 | 0.35 | 1 | 1.22 | 0.092 | -- | ||
| 88P04502 | 88-114 | Cr1 | S | 40.7 | 1.7 | 0.37 | tr | 1.45 | 0.029 | -- | |||
| 88P04503 | 114-152 | Cr2 | S | 40.7 | 1.7 | 0.37 | tr | 1.45 | 0.029 | -- | |||
| 88P04505 | 0-0 | S | 19.9 | 0.46 | 7 | tr | |||||||
| 88P04506 | 0-5 | Ap | S | 18.6 | 0.44 | 19 | -- | ||||||
| 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 | 6A2d | 6E1g | 5C1 | 5C3 | 6S4 | 8D1 | 8A3a | 5D2 | ||||||||||
| 88P04496 | 0-5 | A1 | S | 8.4 | 2.42 | 3.41 | 8 | 100* | 100 | 26 | 0.70 | 1.68 | 1 | ||||||
| 88P04497 | 5-12 | A2 | S | 8.0 | 1.70 | 2.78 | 9 | 100* | 100 | 27 | 0.65 | 0.89 | -- | ||||||
| 88P04498 | 12-22 | Bw | S | 8.5 | 1.16 | 2.83 | 15 | 100* | 100 | 33 | 0.47 | 0.80 | 4 | ||||||
| 88P04499 | 22-48 | Bk | S | 9.1 | 0.45 | 3.76 | 28 | 100* | 100 | 71 | 0.29 | 9.20 | 38 | ||||||
| 88P04500 | 48-60 | BC1 | S | 9.1 | 0.28 | 3.43 | 27 | 100* | 100 | 0.31 | 11.21 | 42 | |||||||
| 88P04501 | 60-88 | BC2 | S | 8.8 | 0.18 | 2.90 | 23 | 100* | 100 | 0.30 | 13.35 | 43 | |||||||
| 88P04502 | 88-114 | Cr1 | S | 8.9 | 0.20 | 2.51 | 10 | 100* | 100 | 0.29 | 10.11 | 54 | |||||||
| 88P04503 | 114-152 | Cr2 | S | 8.9 | 0.20 | 1.33 | 10 | 100* | 100 | 0.33 | 10.11 | 36 | |||||||
| 88P04505 | 0-0 | S | 8.0 | 2.16 | 4 | 100* | 100 | 0.71 | 2.41 | 1 | |||||||||
| 88P04506 | 0-5 | Ap | S | 8.0 | 1.88 | 3 | 100* | 100 | 0.68 | 1.24 | 1 | ||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 0.35 | (NA) | |
| Clay, carbonate free, Weighted Average | 28 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 2 | % wt | |
| Volume, >2mm, Weighted Average | 0 | % vol | |
| Clay, total, Weighted Average | 32 | % wt | |
| LE, Whole Soil, Summed to 1m | 0 | cm/m | |
| Weighted averages based on control section: 25-89 cm | |||