LOCATION CHEKIKA FL
Established Series
Rev. CN-MFV-AMS
12/2025
CHEKIKA SERIES
MLRA(s): 156A
Soil Survey Regional Office (SSRO) Responsible: Auburn, Alabama
Depth Class: Very shallow
Drainage Class: Somewhat poorly drained
Saturated Hydraulic Conductivity: Moderately high to high in the skeletal material and negligible in the rock material
Index Surface Runoff: High
Parent Material: Rock plowed and/or scarified limestone and calcareous sediments and/or oolitic limestone residuum
Slope: 0 to 2 percent
Elevation: 0.6 to 3.05 meters (2 to 10 feet) above mean sea level.
Mean Annual Air Temperature: 24 degrees C (75 degrees F)
Mean Annual Precipitation: 1345 centimeters (53 inches)
TAXONOMIC CLASS: Loamy-skeletal, carbonatic, isohyperthermic Lithic Udorthents
TYPICAL PEDON: Chekika very gravelly loam on a low rise in cropland. (Colors are for moist soil unless otherwise stated)
Ap--0 to 13 centimeters (0 to 5 inches); dark grayish brown (10YR 4/2) very gravelly loam, gray (10YR 6/1) dry; weak fine granular structure; very friable, soft; 45 percent by volume limestone fragments 75 mm or less in diameter; finely disseminated carbonates; strongly effervescent due to the presence of finely disseminated carbon or free carbon ; slightly alkaline (pH 7.6); abrupt irregular boundary. [5 to 25 centimeters (2 to 10 inches thick)]
R--13 centimeters (5 to 15 inches); weakly to strongly cemented porous rippable oolitic limestone; solution holes up to 61 centimeters (24 inches) or deeper can be filled with similar material.
TYPE LOCATION: Miami-Dade County, Florida; Grossman Hammock, FL Quadrangle.
Latitude-- 25.4917861
Longitude-- -80.5608444
Datum--WGS84
RANGE IN CHARACTERISTICS:
Solum thickness: 25 centimeters (10 inches) or less
Depth of ochric epipedon: 5 to 25 centimeters (2 to 10 inches)
Depth to limestone bedrock: 5 to 25 centimeters (2 to 10 inches)
Depth to endosaturation: 46 to 107 centimeters (18 to 42 inches) and is always in the limestone bedrock
Reaction: slightly alkaline to moderately alkaline throughout (pH 7.4 to 8.4)
Calcium carbonate equivalence: 40 to 80 percent or more
EC (mmhos/cm): 4 to 32 or more
Sodium Absorption Ratio: 5 to 15 percent or more
Exchangeable Sodium Percent: 0 to 13 percent or more
These soils are usually rockplowed or scarified annually.
Particle-size control section (weighted averages):
Clay content: 5 to 25 percent
Carbonate clay content: 4 to 20 percent
Sand content: 30 to 60 percent
Silt content: 20 to 55 percent
A or Ap horizon, where present:
Hue: 10YR or 2.5Y
Value: 3 to 5 moist, 6 or 7 dry
Chroma: 1 to 3 moist, 1 or 2 dry
Texture: very or extremely gravelly loam or silt loam
Clay content: 5 to 25 percent
Rock fragments: 35 to 70 percent gravel
Where the value is 3 or less, it is less than 10 centimeters (4 inches) thick.
R horizon: weakly to strongly cemented porous rippable oolitic limestone
COMPETING SERIES: There are no competing series.
GEOGRAPHIC SETTING:
Parent material: Rock plowed and/or scarified limestone and calcareous loamy marl sediments and/or oolitic limestone residuum
Landscape: Lower Coastal Plain
Landform(s): broad low rises and flats on the Miami ridge Mean annual temperature: 23 to 27 degrees C (75 to 81 degrees F)
Mean annual precipitation: 940 to 1570 millimeters (37 to 62 inches)
Frost-free period: 365 days
GEOGRAPHICALLY ASSOCIATED SOILS:
Biscayne soils have bedrock at depths greater than 25 centimeters (10 inches), have less than 35 percent rock fragments, are poorly drained, and occur in lower landform positions.
Krome soils are better drained and occur on similar landform positions.
Pennsuco and
Perrine soils have bedrock at depths greater than 51 centimeters (20 inches), lack rock fragments, are poorly drained, and occur on lower landform positions.
DRAINAGE AND SATURATED HYDRAULIC CONDUCTIVITY:
Drainage class: somewhat poorly drained and is always within the limestone bedrock
Saturated hydraulic conductivity (KSAT): moderately high to high
Runoff: high to very high
Depth to seasonal high-water table: 46 to 107 centimeters (18 to 42 inches) and is always within the limestone bedrock
USE AND VEGETATION:
Major uses: citrus, avocadoes, subtropical fruits, truck crops, and urban land.
Dominant vegetation: scattered slash pine and saw palmetto. The understory vegetation includes various grasses and shrubs.
DISTRIBUTION AND EXTENT: Florida Everglades and Associated Areas (MLRA 156A).
Extent: Moderate Small
SOIL SURVEY REGIONAL OFFICE (SSRO) RESPONSIBLE: Auburn, Alabama.
SERIES ESTABLISHED: Miami-Dade County, Florida; 1990.
REMARKS: Diagnostic horizons and features recognized in this pedon:
1. Particle-size control section: 25 centimeters (10 inches) or less
2. Lithic contact - 13 centimeters (5 to 15 inches) (R horizon)
3. Skeletal feature more than 35 percent limestone fragments - 0 to 13 centimeters (0 to 5 inches) (Ap horizon)
4. Calcium carbonate equivalence of greater than 40 percent.
OSD User Site ID: 1985FL025013
OSD User Pedon ID: 1985FL025013
National Cooperative Soil Survey
U.S.A.