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F 21 24 o vo^ ' 1 S t µ �•� eon@,p MpT BW�bo WNW e� tea@ @gglha Custom Soil Resource Report St. Lucie County, Florida 2—Ankona and Farmton sands Map Unit Setting National map unit symbol: 1 jpty Elevation: 0 to 200 feet Mean annual precipitation: 49 to 58 inches Mean annual air temperature: 70 to 77 degrees F Frost -free period: 350 to 365 days Farmland classification: Not prime farmland Map Unit Composition Ankona and similar soils: 50 percent Farmton and similar soils: 40 percent Minor components: 10 percent Estimates are based on observations, descriptions, and transects of the mapunit. Description of Ankona Setting Landform: Flatwoods on marine terraces Landform position (three-dimensional): Talf Down -slope shape: Convex Across -slope shape: Linear Parent material. Sandy and loamy marine deposits Typical profile A - 0 to 11 inches. sand E - 11 to 38 inches: sand Bh - 38 to 48 inches: loamy sand Btg - 48 to 57 inches: sandy loam Cg - 57 to 80 inches: loamy fine sand Properties and qualities Slope: 0 to 2 percent Depth to restrictive feature: 31 to 50 inches to ortstein Drainage class: Poorly drained Runoff class: High Capacity of the most limiting layer to transmit water (Ksat): Moderately low to moderately high (0.06 to 0.20 in/hr) Depth to water table: About 6 to 18 inches Frequency of flooding: None Frequency of ponding: None Maximum salinity: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) Sodium adsorption ratio, maximum: 4.0 Available water capacity. Very low (about 1.5 inches) Interpretive groups Land capability classification (irrigated): None specified Land capability classification (nonirrigated): 4w Hydrologic Soil Group: C/D Forage suitability group: Sandy soils on flats of mesic or hydric lowlands (G156BC141 FL) 10 Custom Soil Resource Report Other vegetative classification: Sandy soils on flats of mesic or hydric lowlands (G156BC141 FL) Hydric soil rating: No Description of Farmton Setting Landform: Flatwoods on marine terraces Landform position (three-dimensional): Interfluve, talf Down -slope shape: Convex Across -slope shape: Linear Parent material. Sandy and loamy marine deposits Typical profile A - 0 to 7 inches: sand E - 7 to 34 inches: sand Bh - 34 to 50 inches: sand Btg - 50 to 80 inches: sandy loam Properties and qualities Slope: 0 to 2 percent Depth to restrictive feature: More than 80 inches Drainage class: Poorly drained Runoff class: High Capacity of the most limiting layer to transmit water (Ksat): Moderately low to moderately high (0.06 to 0.20 in/hr) Depth to water table: About 6 to 18 inches Frequency of flooding: None Frequency of ponding: None Maximum salinity.- Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) Sodium adsorption ratio, maximum: 4.0 Available water capacity. Moderate (about 6.9 inches) Interpretive groups Land capability classification (irrigated): None specified Land capability classification (nonirrigated): 4w Hydrologic Soil Group: B/D Forage suitability group: Sandy soils on flats of mesic or hydric lowlands (G156BC141 FL) Other vegetative classification: Sandy soils on flats of mesic or hydric lowlands (G156BC141 FL) Hydric soil rating: No Minor Components Electra Percent of map unit. 4 percent Landform: Knolls on marine terraces, rises on marine terraces Landform position (three-dimensional): Interfluve Down -slope shape: Convex Across -slope shape: Linear Other vegetative classification: Sandy soils on rises and knolls of mesic uplands (G156BC131 FL) Hydric soil rating: No Waveland Percent of map unit: 3 percent 11 Custom Soil Resource Report Landform: Flatwoods on marine terraces Landform position (three-dimensional): Talf Down -slope shape: Convex Across -slope shape: Linear Other vegetative classification: Sandy soils on flats of mesic or hydric lowlands (G156BC141 FL) Hydric soil rating: No Lawnwood Percent of map unit: 3 percent Landform: Marine terraces on flatwoods Landform position (three-dimensional): Talf Down -slope shape: Linear Across -slope shape: Linear Other vegetative classification: Sandy soils on flats of mesic or hydric lowlands (G156BC141FL) Hydric soil rating: No 38—Riviera fine sand, 0 to 2 percent slopes Map Unit Setting National map unit symbol: 2tzw2 Elevation: 0 to 80 feet Mean annual precipitation: 44 to 59 inches Mean annual air temperature: 68 to 77 degrees F Frost -free period: 350 to 365 days Farmland classification: Farmland of unique importance Map Unit Composition Riviera and similar soils: 80 percent Minor components: 20 percent Estimates are based on observations, descriptions, and transects of the mapunit. Description of Riviera Setting Landform: Drainageways on marine terraces, flats on marine terraces Landform position (three-dimensional): Tread, dip, talf Down -slope shape: Linear Across -slope shape: Linear, concave Parent material: Sandy and loamy marine deposits Typical profile A - 0 to 6 inches: fine sand E - 6 to 28 inches: fine sand Bt/E - 28 to 32 inches: fine sandy loam Btg - 32 to 42 inches: sandy clay loam C - 42 to 80 inches: fine sand 12 Custom Soil Resource Report Properties and qualities Slope: 0 to 2 percent Depth to restrictive feature: More than 80 inches Drainage class: Poorly drained Runoff class: Very high Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high (0.60 to 6.00 in/hr) Depth to water table: About 3 to 18 inches Frequency of flooding: None Frequency of ponding: None Maximum salinity. Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) Sodium adsorption ratio, maximum: 4.0 Available water capacity. Moderate (about 6.0 inches) Interpretive groups Land capability classification (irrigated): None specified Land capability classification (nonirrigated): 3w Hydrologic Soil Group: A/D Forage suitability group: Sandy over loamy soils on flats of hydric or mesic lowlands (G155XB241 FL) Other vegetative classification: Slough (R155XY011 FL), Sandy over loamy soils on flats of hydric or mesic lowlands (G155XB241 FL) Hydric soil rating: Yes Minor Components Wabasso Percent of map unit. 8 percent Landform: Flatwoods on marine terraces Landform position (three-dimensional): Tread, talf Down -slope shape: Linear, convex Across -slope shape: Linear Other vegetative classification: South Florida Flatwoods (R155XY003FL), Sandy soils on flats of mesic or hydric lowlands (GI 55XB141 FL) Hydric soil rating: No Pinellas Percent of map unit. 4 percent Landform: Flatwoods on marine terraces Landform position (three-dimensional): Tread, talf Down -slope shape: Convex, linear Across -slope shape: Linear Other vegetative classification: Cabbage Palm Flatwoods (R155XY005FL), Sandy over loamy soils on flats of hydric or mesic lowlands (G155XB241 FL) Hydric soil rating: No Hallandale Percent of map unit.- 4 percent Landform: Flatwoods on marine terraces Landform position (three-dimensional): Tread, talf Down -slope shape: Linear Across -slope shape: Linear Other vegetative classification: South Florida Flatwoods (R155XY003FL), Sandy soils on flats of mesic or hydric lowlands (G155XB141 FL) Hydric soil rating: Yes 13 Custom Soil Resource Report Floridana Percent of map unit: 2 percent Landform: Depressions on marine terraces Landform position (three-dimensional): Tread, dip Down -slope shape: Concave, linear Across -slope shape: Concave, linear Other vegetative classification: Freshwater Marshes and Ponds (R155XY010FL), Sandy over loamy soils on stream terraces, flood plains, or in depressions (G155XB245FL) Hydric soil rating: Yes Oldsmar Percent of map unit: 2 percent Landform: Flatwoods on marine terraces Landform position (three-dimensional): Talf Down -slope shape: Linear, convex Across -slope shape: Linear Other vegetative classification: South Florida Flatwoods (R155XY003FL), Sandy soils on flats of mesic or hydric lowlands (G155XB141 FL) Hydric soil rating: No 1 14