| *** Supplementary Characterization Data *** |
| Pedon ID: S1966OR035001 | ( Klamath, Oregon ) | Print Date: Oct 12 2026 10:42AM |
| Sampled as on May 14, 1966: | POKEGEMA |
| Revised to correlated on Jul 19, 2017: | Pokegema ; Medial, amorphic, frigid Humic Haploxerands |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1966OR035001 Lat: 42° 7' 36.05" north Long: 122° 10' 18.84" west MLRA: 21 | Riverside Soil Survey Laboratory | |
| - | Pedon No. | 40A0836 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Riverside, California | ||
| Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | -17- | -18- | -19- | -20- | -21- | -22- | -23- | -24- | -25- | |||
| (- - - - - - - - - - - - - - - - - - - - - - Engineering PSDA - - - - - - - - - - - - - - - - - - - - -) | (- - - - - Cumulative Curve Fractions - - - - -) (<75mm) | ( Atter- ) | ( Gradation ) | |||||||||||||||||||||||||
| Percentage Passing Sieve | USDA Less Than Diameters (mm) at | berg | Uni- | Cur- | ||||||||||||||||||||||||
| Depth | 3 | 2 | 3/2 | 1 | 3/4 | 3/8 | 4 | 10 | 40 | 200 | 20 | 5 | 2 | 1. | .5 | .25 | .10 | .05 | 60 | 50 | 10 | LL | PI | fmty | vtur | |||
| Layer | (cm) | Horz | Prep | (-------------------Inches-------------------) | (---------Number---------) | (------Microns----) | (---------Millimeter----------) | (-----Percentile---) | (----%----) | CU | CC | |||||||||||||||||
| 40A06322 | 0-5 | A1 | S | 100 | 100 | 100 | 100 | 100 | 96 | 92 | 80 | 57 | 41 | 25 | 14 | 6 | 69 | 58 | 53 | 44 | 37 | 0.55 | 0.187 | 0.003 | >100 | 0.5 | ||
| 40A06323 | 5-20 | A2 | S | 100 | 100 | 100 | 99 | 99 | 96 | 92 | 81 | 59 | 43 | 27 | 15 | 8 | 71 | 61 | 55 | 47 | 39 | 0.46 | 0.143 | 0.003 | >100 | 0.5 | ||
| 40A06324 | 20-40 | B | S | 100 | 97 | 95 | 92 | 90 | 88 | 85 | 78 | 66 | 48 | 32 | 20 | 13 | 74 | 67 | 62 | 52 | 44 | 0.21 | 0.085 | 0.001 | >100 | 1.0 | ||
| 40A06325 | 40-66 | Bt | S | 100 | 96 | 93 | 88 | 85 | 81 | 77 | 64 | 57 | 43 | 29 | 19 | 12 | 63 | 58 | 54 | 46 | 39 | 0.65 | 0.154 | 0.001 | >100 | 0.6 | ||
| 40A06326 | 66-96 | 2Bt | S | 100 | 99 | 99 | 98 | 98 | 97 | 95 | 89 | 80 | 63 | 46 | 33 | 25 | 87 | 81 | 76 | 67 | 59 | 0.06 | 0.027 | 0.001 | >100 | 0.4 | ||
| 40A06327 | 96-132 | 2B | S | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 97 | 93 | 80 | 64 | 51 | 42 | 97 | 94 | 91 | 83 | 75 | 0.01 | 0.005 | -- | 37.3 | 0.2 | ||
| Tier 2 | -26- | -27- | -28- | -29- | -30- | -31- | -32- | -33- | -34- | -35- | -36- | -37- | -38- | -39- | -40- | -41- | -42- | -43- | -44- | -45- | -46- | -47- | -48- | -49- | -50- | |||||
| (- - - - - - - - - - - - - - - - - - - - - - Weight Fractions - - - - - - - - - - - - - - - - - - - - -) | (- - - - - - - - - - - Weight Per Unit Volume (g cm-3 )- - - - - - - -) | (- - Void - -) | ||||||||||||||||||||||||||||
| Whole Soil (mm) | <75 mm Fraction | Whole Soil | <2 mm Fraction | Ratios | ||||||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 75 | 75 | 20 | 5 | Soil Sur | Engineering | Soil Survey | Engineering | At 33 kPa | |||||||||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | -2 | -20 | -5 | -2 | <2 | 33 | Oven | Moist | Satur | 33 | 1500 | Oven | Moist | Satur | Whole | <2 | |||||||
| Layer | (cm) | Horz | Prep | (------------------- % of Whole Soil ------------------) | (--------- % of <75 mm ---------) | kPa | -dry | -ated | kPa | kPa | -dry | -ated | Soil | mm | ||||||||||||||||
| 3B1 | 3B1 | 3B1 | 4A1f | 4A1h | ||||||||||||||||||||||||||
| 40A06321 | 1-0 | O | S | -- | -- | -- | ||||||||||||||||||||||||
| 40A06322 | 0-5 | A1 | S | 20 | -- | -- | 20 | -- | 8 | 12 | 80 | 20 | -- | 8 | 12 | 80 | 1.591 | |||||||||||||
| 40A06323 | 5-20 | A2 | S | 19 | -- | -- | 19 | 1 | 7 | 11 | 81 | 19 | 1 | 7 | 11 | 81 | 1.24 | 1.29 | 1.54 | 1.77 | 1.10 | 1.15 | 1.43 | 1.68 | 1.14 | 1.41 | ||||
| 40A06324 | 20-40 | B | S | 22 | -- | -- | 22 | 10 | 5 | 7 | 78 | 22 | 10 | 5 | 7 | 78 | 1.38 | 1.43 | 1.67 | 1.86 | 1.22 | 1.27 | 1.55 | 1.76 | 0.92 | 1.17 | ||||
| 40A06325 | 40-66 | Bt | S | 46 | 8 | 8 | 30 | 13 | 7 | 11 | 54 | 36 | 15 | 8 | 13 | 64 | 1.66 | 1.73 | 1.94 | 2.03 | 1.26 | 1.34 | 1.65 | 1.78 | 0.60 | 1.10 | ||||
| 40A06326 | 66-96 | 2Bt | S | 37 | 7 | 22 | 8 | 1 | 2 | 4 | 63 | 11 | 2 | 3 | 6 | 89 | 1.45 | 1.56 | 1.80 | 1.90 | 1.15 | 1.26 | 1.59 | 1.72 | 0.83 | 1.30 | ||||
| 40A06327 | 96-132 | 2B | S | 40 | 2 | 36 | 2 | -- | 1 | 1 | 60 | 3 | -- | 1 | 2 | 97 | 1.34 | 1.54 | 1.73 | 1.83 | 1.01 | 1.20 | 1.50 | 1.63 | 0.98 | 1.62 | ||||
| 40A06328 | 132 | 2R | S | -- | -- | -- | ||||||||||||||||||||||||
| 40A06329 | 0-20 | A1/A2 | S | -- | 7 | 11 | ||||||||||||||||||||||||
| *** Supplementary Characterization Data *** |
| Pedon ID: S1966OR035001 | ( Klamath, Oregon ) | Print Date: Oct 12 2026 10:42AM |
| Sampled As | : | POKEGEMA | |||
| USDA-SCS-Soil Survey Laboratory | ; | Pedon No. 40A0836 | |||
| Tier 3 | -51- | -52- | -53- | -54- | -55- | -56- | -57- | -58- | -59- | -60- | -61- | -62- | -63- | -64- | -65- | -66- | -67- | -68- | -69- | -70- | -71- | -72- | -73- | -74- | -75- | |||
| (- - - - - - - - - - - - - - - - - Volume Fractions - - - - - - - - - - - - - - - -) | C | (- - - - - - - Ratios To Clay - - - - - -) | (- - Linear Extensiblity - -) | (- - WRD - -) | ||||||||||||||||||||||||
| Whole Soil (mm) At 33 kPa | /N | <2 mm Fraction | Whole Soil | <2 mm | Whole | <2 | ||||||||||||||||||||||
| >2 | 250 | 250 | 75 | 75 | 20 | 5 | 2- | .05- | LT | Pores | Rat | Fine | CEC | 1500 | LEP | 33 kPa | to % | Soil | mm | |||||||||
| Depth | -UP | -75 | -2 | -20 | -5 | -2 | <2 | .05 | .002 | .002 | D | F | -io | Clay | Sum | NH4- | kPa | 33 | 1500 | Oven | 1500 | Oven | ||||||
| Layer | (cm) | Horz | Prep | (----------------------------- % of Whole Soil ---------------------------) | Cats | OAC | H2O | kPa | kPa | -dry | kPa | -dry | (---in3/in3---) | |||||||||||||||
| 40A06322 | 0-5 | A1 | S | 12 | -- | -- | -- | -- | 5 | 7 | 88 | 26 | 19 | 4 | 40 | 28 | 0.44 | 6.37 | 3.58 | |||||||||
| 40A06323 | 5-20 | A2 | S | 9 | -- | -- | 1 | 1 | 3 | 5 | 91 | 19 | 15 | 4 | 23 | 30 | 22 | 3.40 | 1.72 | 0.150 | 0.13 | 0.14 | ||||||
| 40A06324 | 20-40 | B | S | 12 | -- | -- | 5 | 5 | 3 | 4 | 88 | 18 | 16 | 7 | 19 | 29 | 13 | 0.42 | 1.51 | 1.09 | 0.080 | 0.10 | 0.11 | |||||
| 40A06325 | 40-66 | Bt | S | 29 | 5 | 5 | 8 | 8 | 4 | 7 | 71 | 13 | 14 | 7 | 9 | 28 | 17 | 1.13 | 1.04 | 0.110 | 0.10 | 0.13 | ||||||
| 40A06326 | 66-96 | 2Bt | S | 20 | 4 | 12 | 1 | 1 | 1 | 2 | 80 | 12 | 13 | 10 | 10 | 35 | 0.42 | 0.79 | 0.86 | 0.110 | 0.13 | 0.16 | ||||||
| 40A06327 | 96-132 | 2B | S | 20 | 1 | 18 | -- | -- | 1 | 1 | 80 | 7 | 11 | 13 | 10 | 39 | 0.57 | 0.72 | 0.140 | 0.14 | 0.18 | |||||||
| Tier 4 | -76- | -77- | -78- | -79- | -80- | -81- | -82- | -83- | -84- | -85- | -86- | -87- | -88- | -89- | -90- | -91- | -92- | -93- | -94- | -95- | -96- | -97- | -98- | |||
| (- - - - - - - - - - - - - - - - - - - Weight Fractions - Clay Free - - - - - - - - - - - - - - - - - -) | Text | PSDA (mm) | pH | Elect. | Part- | |||||||||||||||||||||
| (--------------- Whole Soil ---------------) | (------------------- <2 mm Fraction -------------------) | -ure | Sand | Silt | Clay | Ca | Res- | Con- | -icle | |||||||||||||||||
| >2 | 75 | 20 | 2- | .05- | < | (------------- Sands -------------) | (--- Silts ---) | Cl | by | 2- | .05- | < | Cl2 | ist. | duct | Den- | ||||||||||
| Depth | -2 | -2 | .05 | .002 | .002 | VC | C | M | F | VF | C | F | ay | PSDA | .05 | .002 | .002 | .01M | ohms | dS m-1 | sity | |||||
| Layer | (cm) | Horz | Prep | (- % of >2 mm Sand and Silt -) | (------------------% of Sand and Silt -------------) | <2 mm | (---- % of 2 mm ----) | (-------- <2 mm --------) | g cm-3 | |||||||||||||||||
| 3A1a1a | 3A1a1a | 3A1a1a | 3A1a1a | |||||||||||||||||||||||
| 40A06322 | 0-5 | A1 | S | 21 | 21 | 21 | 45 | 33 | 7 | 15 | 15 | 7 | 13 | 8 | 16 | 26 | 8 | cosl | 53.3 | 38.9 | 7.8 | |||||
| 40A06323 | 5-20 | A2 | S | 21 | 21 | 20 | 45 | 34 | 9 | 14 | 14 | 7 | 12 | 10 | 17 | 26 | 11 | l | 51.3 | 38.9 | 9.8 | |||||
| 40A06324 | 20-40 | B | S | 25 | 25 | 14 | 39 | 35 | 14 | 6 | 10 | 8 | 15 | 13 | 18 | 29 | 19 | l | 44.2 | 39.6 | 16.2 | |||||
| 40A06325 | 40-66 | Bt | S | 51 | 34 | 20 | 24 | 25 | 12 | 3 | 8 | 8 | 16 | 14 | 19 | 31 | 24 | l | 39.7 | 40.8 | 19.5 | |||||
| 40A06326 | 66-96 | 2Bt | S | 45 | 10 | 7 | 26 | 29 | 21 | 3 | 9 | 8 | 15 | 13 | 20 | 33 | 39 | cl | 34.0 | 38.0 | 28.0 | |||||
| 40A06327 | 96-132 | 2B | S | 54 | 3 | 3 | 18 | 28 | 35 | 1 | 5 | 6 | 13 | 15 | 20 | 40 | 76 | c | 22.6 | 34.1 | 43.3 | |||||