Soil survey area

Bradley County, Arkansas

Survey Area AR011• Arkansas
The short version

The most common soil here is Amy, on about 18% of the land: a silt loam, smooth, like flour. Bibb and Savannah come next.

About 9% of the land drains well, and 68% stays wet for long stretches; groundwater comes within two feet of the surface under 65% of it.

USDA rates 95% of the land very limited for a standard septic drain field, and 88% very limited for homes with basements. That means extra cost or special design, not that it can't be done.

Worth knowing: 35% of the land floods occasionally or more.

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 Bradley County, Arkansas, each drawn five feet deep from its official USDA description, in its recorded colors.

Amy
18% of the area
Silt loam topsoil · poorly drained
Smooth, like flour. Fertile and holds water well.
Ultisols
Bibb
16% of the area
Sandy loam topsoil · poorly drained
Gritty and crumbly. Drains fast and warms early in spring.
Entisols
Savannah
8% of the area
Fine sandy loam topsoil · moderately well drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Saffell
5% of the area
Gravelly sandy loam topsoil · well drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Chastain
5% of the area
Loam topsoil · poorly drained
A balanced mix that crumbles in your hand. The gardener's ideal.
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 C/D (varies with drainage). 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 Bradley County, Arkansas. Search your address to find the exact soil composition, drainage, and series details at your specific location.

Soil Map UnitAcresDrainageHydro GroupDwellingsSeptic
Bibb silt loam, 0 to 1 percent slopes, frequently flooded 73K Poorly drainedB/DVery limitedVery limited
Amy silt loam, 0 to 1 percent slopes 43K Poorly drainedC/DVery limitedVery limited
Amy silt loam, 0 to 1 percent slopes 40K Poorly drainedC/DVery limitedVery limited
Mixed alluvial land (guyton) 31K Poorly drainedC/DVery limitedVery limited
Chastain silty clay 22K Poorly drainedC/DVery limitedVery limited
Myatt-Kalmia complex, mound phase (amy, kalmia) 18K Poorly drainedC/DVery limitedVery limited
Savannah very fine sandy loam, nearly level phase 17K Moderately well drainedCVery limitedVery limited
Ochlockonee fine sandy loam (ouachita) 16K Moderately well drainedCVery limitedVery limited
Saffell gravelly fine sandy loam, 3 to 8 percent slopes, moderately eroded 15K Well drainedBNot limitedVery limited
Pheba and Lewiston soils, level phases (pheba, pheba) 13K Somewhat poorly drainedC/DVery limitedVery limited
Stough-Kalmia complex, 0 to 2 percent slopes 13K Somewhat poorly drainedC/DVery limitedVery limited
Savannah very fine sandy loam, eroded nearly level phase 12K Moderately well drainedCVery limitedVery limited
Ruston fine sandy loam, eroded gently sloping phase 7K Well drainedBNot limitedSomewhat limited
Iuka-Mantachie silt loams (ouachita, guyton) 6K Moderately well drainedCVery limitedVery limited
Saffell gravelly fine sandy loam, 3 to 8 percent slopes 5K Well drainedBNot limitedSomewhat limited
Stough very fine sandy loam, 0 to 1 percent slopes 5K Somewhat poorly drainedC/DVery limitedVery limited
Wilcox silty clay loam, level phase 5K Somewhat poorly drainedDVery limitedVery limited
Pheba and Lewiston soils, nearly level phases (pheba, pheba) 4K Somewhat poorly drainedC/DVery limitedVery limited
Wilcox silty clay loam, moderately steep phase 4K Somewhat poorly drainedDVery limitedVery limited
Prentiss very fine sandy loam, nearly level phase (savannah) 4K Moderately well drainedCVery 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.
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.

What This Means

Building & Foundations

About 88% 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 95% 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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