Soil survey area

Collier County Area, Florida

Survey Area FL621• Florida
The short version

The most common soil here is Cypress Lake, on about 9% of the land: a fine sand, loose sand that holds almost no water. Riviera and Immokalee come next.

About under 1% of the land drains well, and 89% stays wet for long stretches; groundwater comes within two feet of the surface under 88% of it.

USDA rates 89% of the land very limited for a standard septic drain field, and 89% very limited for homes with basements. That means extra cost or special design, not that it can't be done.

Worth knowing: 8% of the land floods occasionally or more, and bedrock lies within 40 inches under 36% of it.

Soils change over short distances, so look up an address below for the soil at that exact spot and the reasons behind each rating.

The ground underfoot

The soils you're most likely standing on

The biggest named soils in Collier County Area, Florida, each drawn five feet deep from its official USDA description, in its recorded colors.

Cypress Lake
9% of the area
Fine sand topsoil · very poorly drained
Loose sand that holds almost no water.
Alfisols
Riviera
9% of the area
Sand topsoil · very poorly drained
Loose sand that holds almost no water.
Alfisols
Immokalee
5% of the area
Fine sand topsoil · poorly drained
Loose sand that holds almost no water.
Spodosols
Copeland
5% of the area
Fine sand topsoil · very poorly drained
Loose sand that holds almost no water.
Mollisols
Ochopee
5% of the area
Fine sandy loam topsoil · very poorly drained
Gritty and crumbly. Drains fast and warms early in spring.
Inceptisols
Brynwood
4% of the area
Fine sand topsoil · poorly drained
Loose sand that holds almost no water.
Entisols

Dots mark gravel; white flecks mark lime. Shares are by acres across the survey area, and each mapped patch usually mixes several of these soils.

The biggest mapped areas

The dominant drainage class is Poorly drained and the dominant hydrologic group is A/D (varies with drainage). The most common soil order is Alfisols — moderately leached forest soils with a clay-enriched subsoil. This report summarizes the major soil map units across the survey area to help you understand what to expect when buying, building, or gardening in Collier County Area, Florida. Search your address to find the exact soil composition, drainage, and series details at your specific location.

Soil Map UnitAcresDrainageHydro GroupDwellingsSeptic
Cypress Lake-Riviera-Copeland fine sands, frequently ponded, association, 0 to 1 perent slopes 115K Very poorly drainedA/DVery limitedVery limited
Waters of the Gulf of America 60K Not ratedNot rated
Durbin and Wulfert mucks, tidal complex, 0 to 1 percent slopes 49K Very poorly drainedA/DVery limitedVery limited
Immokalee fine sand, 0 to 2 percent slopes 35K Poorly drainedB/DVery limitedVery limited
Winder, Riviera, limestone substratum, and Chobee soils, frequently ponded, 0 to 1 percent slopes 30K Very poorly drainedC/DVery limitedVery limited
Brynwood-Cypress lake fine sands association, 0 to 2 percent slopes 27K Poorly drainedB/DVery limitedVery limited
Pineda fine sand, limestone substratum-Urban land complex, 0 to 2 percent slopes 23K Poorly drainedC/DVery limitedVery limited
Oldsmar fine sand, 0 to 2 percent slopes 23K Poorly drainedA/DVery limitedVery limited
Ochopee fine sandy loam, low 21K Poorly drainedB/DVery limitedVery limited
Immokalee fine sand-Urban land complex, 0 to 2 percent slopes 16K Poorly drainedB/DVery limitedVery limited
Brynwood fine sand, 0 to 2 percent slopes 16K Poorly drainedB/DVery limitedVery limited
Cypress Lake fine sand-Urban land complex, 0 to 2 percent slopes 15K Poorly drainedA/DVery limitedVery limited
Ochopee fine sandy loam, frequently ponded, 0 to 2 percent slopes 15K Very poorly drainedB/DVery limitedVery limited
Holopaw fine sand, limestone substratum, 0 to 2 percent slopes 15K Poorly drainedA/DVery limitedVery limited
Basinger fine sand, 0 to 2 percent slopes 14K Poorly drainedA/DVery limitedVery limited
Chobee, Winder, Gator soils, frequently ponded, 0 to 1 percent slopes 13K Very poorly drainedC/DVery limitedVery limited
Water 13K Not ratedNot rated
Pineda fine sand, limestone substratum, 0 to 2 percent slopes 12K Poorly drainedC/DVery limitedVery limited
Holopaw fine sand, 0 to 2 percent slopes 11K Poorly drainedA/DVery limitedVery limited
Cypress Lake fine sand, 0 to 2 percent slopes 11K Poorly drainedA/DVery limitedVery limited

Soil Orders in This Area

The USDA classifies every soil into one of 12 soil orders. Here are the dominant orders found in this survey area.

Alfisols
Moderately weathered forest soils with clay-enriched subsoil. Productive for agriculture, generally good for building and septic.
Entisols
Young soils with little development — found on floodplains, dunes, and steep slopes. Properties vary widely by setting.
Spodosols
Acidic forest soils with a leached layer. Common under conifers. Often have drainage issues from a compacted subsoil layer.
Inceptisols
Young but developing soils found in mountains and river terraces. Variable properties — check drainage and bedrock depth.
Mollisols
Fertile grassland soils with thick, dark topsoil. Among the best for agriculture, building, and gardening.

What This Means

Building & Foundations

About 89% of soils are rated "very limited" for dwellings with basements. Specific challenges include shallow bedrock, poor drainage in some areas, flood-prone areas. A geotechnical assessment is recommended before building.

Septic Systems

About 89% of soils are rated "very limited" for septic absorption fields. Poorly drained soils can't absorb septic effluent effectively. Engineered or alternative systems are frequently required. Always get a professional perc test before purchasing land that needs septic.

Gardening & Agriculture

Many soils hold water for extended periods. Raised beds are highly recommended to improve drainage for vegetables. Well-adapted native plants and water-loving species will do best in natural conditions.

Look Up a Specific Address

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