Soil survey area

Pickens County, Alabama

Survey Area AL107• Alabama
The short version

The most common soil here is Smithdale, on about 24% of the land: a fine sandy loam, gritty and crumbly. Luverne and Savannah come next.

About 64% of the land drains well, and 24% stays wet for long stretches; groundwater comes within two feet of the surface under 33% of it.

USDA rates 94% of the land very limited for a standard septic drain field, and 75% very limited for homes with basements. That means extra cost or special design, not that it can't be done.

Worth knowing: 28% of the land floods occasionally or more, and bedrock lies within 40 inches under 1% 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 Pickens County, Alabama, each drawn five feet deep from its official USDA description, in its recorded colors.

Smithdale
24% of the area
Fine sandy loam topsoil · well drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Luverne
17% of the area
Fine sandy loam topsoil · well drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Savannah
7% of the area
Fine sandy loam topsoil · moderately well drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Maubila
7% of the area
Flaggy loam topsoil · moderately well drained
A balanced mix that crumbles in your hand. The gardener's ideal.
Ultisols
Mantachie
5% of the area
Fine sandy loam topsoil · somewhat poorly drained
Gritty and crumbly. Drains fast and warms early in spring.
Inceptisols
Kinston
5% of the area
Loam topsoil · poorly drained
A balanced mix that crumbles in your hand. The gardener's ideal.
Inceptisols

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 Well drained and the dominant hydrologic group is B (moderate infiltration). The most common soil order is Ultisols — strongly weathered soils with clay-enriched subsoils, common in warm humid climates. 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 Pickens County, Alabama. Search your address to find the exact soil composition, drainage, and series details at your specific location.

Soil Map UnitAcresDrainageHydro GroupDwellingsSeptic
Smithdale-Luverne-Maubila complex, 15 to 35 percent slopes 195K Well drainedBVery limitedVery limited
Mantachie-Kinston-Kirkville complex, 0 to 2 percent slopes, frequently flooded 73K Somewhat poorly drainedB/DVery limitedVery limited
Smithdale sandy loam, 5 to 8 percent slopes 52K Well drainedBNot limitedVery limited
Luverne-Smithdale complex, 8 to 15 percent slopes 30K Well drainedCSomewhat limitedVery limited
Luverne sandy loam, 5 to 8 percent slopes 26K Well drainedCNot limitedVery limited
Savannah loam, 2 to 5 percent slopes 25K Moderately well drainedC/DVery limitedVery limited
Savannah loam, 0 to 2 percent slopes 20K Moderately well drainedC/DVery limitedVery limited
Fluvaquents silt loam, frequently ponded, 0 to 1 percent slopes, frequently flooded 19K Very poorly drainedC/DVery limitedVery limited
Bama loam, 2 to 6 percent slopes 19K Well drainedBNot limitedSomewhat limited
Urbo-Mooreville-Una complex, 0 to 3 percent slopes, frequently flooded 14K Somewhat poorly drainedC/DVery limitedVery limited
Cahaba sandy loam, 0 to 2 percent slopes, occasionally flooded 11K Well drainedBVery limitedVery limited
Water 9K Not ratedNot rated
Vaiden silty clay, 0 to 1 percent slopes 8K Somewhat poorly drainedDVery limitedVery limited
Sucarnoochee silty clay, 0 to 1 percent slopes, frequently flooded 7K Somewhat poorly drainedDVery limitedVery limited
Columbus loam, 0 to 2 percent slopes, occasionally flooded 7K Moderately well drainedCVery limitedVery limited
Ochlockonee-Kinston-Iuka complex, 0 to 2 percent slopes, frequently flooded 5K Well drainedB/DVery limitedVery limited
Vaiden silty clay, 1 to 3 percent slopes 5K Somewhat poorly drainedDVery limitedVery limited
Bigbee loamy sand, 0 to 5 percent slopes, occasionally flooded 5K Excessively drainedAVery limitedVery limited
Lucedale loam, 0 to 2 percent slopes 5K Well drainedBNot limitedSomewhat limited
Myatt-Columbus complex, 0 to 2 percent slopes, occasionally flooded 5K Poorly drainedB/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.

Ultisols
Strongly weathered clay soils of the Southeast. Acidic and naturally low in nutrients. Clay subsoil can slow drainage.
Vertisols
High-clay soils that shrink and swell dramatically. Fertile but challenging for foundations and septic systems.
Inceptisols
Young but developing soils found in mountains and river terraces. Variable properties — check drainage and bedrock depth.
Entisols
Young soils with little development — found on floodplains, dunes, and steep slopes. Properties vary widely by setting.

What This Means

Building & Foundations

About 75% of soils are rated "very limited" for dwellings with basements. Specific challenges include steep slopes, poor drainage in some areas, flood-prone areas. A geotechnical assessment is recommended before building.

Septic Systems

About 94% of soils are rated "very limited" for septic absorption fields. Despite good drainage overall, limitations may stem from shallow bedrock, steep slopes, or seasonal conditions. Engineered or alternative systems are frequently required. Always get a professional perc test before purchasing land that needs septic.

Gardening & Agriculture

Drainage is generally favorable for gardening. Adding compost and mulch will improve fertility and water retention. Test your soil's pH before planting — most vegetables prefer 6.0-7.0.

Look Up a Specific Address

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