| *** Taxonomy Characterization Data *** |
| Pedon ID: 02TX505002 | ( Zapata, Texas ) | Print Date: May 19 2024 1:21PM |
| Sampled as on Oct 6, 2002: | Tonio ; Fine-loamy, mixed, superactive, hyperthermic Calcidic Haplustalfs |
| Revised to SSL on Apr 6, 2004: | Tonio ; Fine-loamy, mixed, superactive, hyperthermic Aridic Calciustept |
| United States Department of Agriculture | ||||
| SSL | - | Project | C2003USTX037 DUVAL, STARR, AND ZAPATA CO.S - SOUTH TEXAS | Natural Resources Conservation Service |
| - | Site ID | S2002-TX505-002 Lat: 26° 43' 41.40" north Long: 99° 7' 30.99" west MLRA: 83B | National Soil Survey Center | |
| - | Pedon No. | 03N0178 | 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 | 3A1a1a | DbWR1 | ||||||||||
| 03N00939 | 0-5 | A | S | 18.9 | 13.4 | -- | 0.44 | 47 | 1.41 | 0.039 | -- | 75 | |
| 03N00940 | 5-9 | A2 | S | 19.0 | 9.8 | -- | 0.51 | 44 | 1.44 | 0.036 | tr | ||
| 03N00941 | 9-42 | Bt | S | 23.9 | 10.3 | 2.1 | 0.46 | 45 | 1.34 | 0.038 | 1 | 73 | |
| 03N00942 | 42-60 | Btk | S | 23.3 | 10.2 | 4.3 | 0.45 | 39 | 1.32 | 0.034 | tr | 74 | |
| 03N00943 | 60-98 | Bk1 | S | 24.6 | 10.3 | 6.8 | 0.42 | 43 | 1.34 | 0.035 | 2 | ||
| 03N00944 | 98-132 | Bk2 | S | 20.4 | 8.5 | 6.2 | 0.43 | 45 | 1.38 | 0.025 | 4 | 66 | |
| 03N00945 | 132-141 | Cr1 | S | 6.0 | 1.5 | 0.62 | 9.3 | 73 | 1.95 | 0.003 | 2 | ||
| 03N00946 | 141-170 | Ck1 | S | 15.1 | 4.8 | 0.50 | 53 | 1.47 | 0.013 | 1 | 67 | ||
| 03N00947 | 170-211 | Ck2 | S | 7.9 | 1.0 | 0.89 | 17.4 | 68 | 1.54 | 0.013 | 1 | ||
| 03N00948 | 211-218 | Cr2 | S | 3.8 | -- | 1.03 | 9.8 | 69 | 2.01 | -- | -- | ||
| 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 | ||||||||||||||||
| 03N00939 | 0-5 | A | S | 8.1 | 0.81 | 1 | 100* | 0.88 | 1 | ||||||||||
| 03N00940 | 5-9 | A2 | S | 8.2 | 0.96 | tr | 100* | 0.89 | 1 | ||||||||||
| 03N00941 | 9-42 | Bt | S | 8.0 | 1.15 | 5 | 100* | 0.80 | 1 | ||||||||||
| 03N00942 | 42-60 | Btk | S | 8.1 | 1.55 | 3 | 100* | 0.75 | 2 | ||||||||||
| 03N00943 | 60-98 | Bk1 | S | 8.0 | 2.16 | 16 | 100* | 0.66 | 0.63 | 3 | |||||||||
| 03N00944 | 98-132 | Bk2 | S | 7.7 | 2.55 | 12 | 100* | 0.62 | 3.62 | 5 | |||||||||
| 03N00945 | 132-141 | Cr1 | S | 7.9 | 3.43 | 29 | 100* | 1.07 | 3.38 | 8 | |||||||||
| 03N00946 | 141-170 | Ck1 | S | 7.6 | 2.36 | 21 | 100* | 0.72 | 9.38 | 12 | |||||||||
| 03N00947 | 170-211 | Ck2 | S | 7.9 | 1.12 | 9 | 100* | 1.48 | 5.88 | 13 | |||||||||
| 03N00948 | 211-218 | Cr2 | S | 8.5 | 3.73 | 32 | 100* | 1.87 | 3.20 | 27 | |||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| Clay, total, Weighted Average | 24 | % wt | |
| Clay, carbonate free, Weighted Average | 19 | % wt | |
| CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 1 | 0.71 | (NA) | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 42 | % wt | |
| LE, Whole Soil, Summed to 1m | 4 | cm/m | |
| Volume, >2mm, Weighted Average | 1 | % vol | |
| Weighted averages based on control section: 25-100 cm | |||