Soil survey area

Beaufort County, North Carolina

Survey Area NC013• North Carolina
The short version

The most common soil here is Tomotley, on about 7% of the land: a fine sandy loam, gritty and crumbly. Leaf and Roanoke come next.

About 2% of the land drains well, and 74% stays wet for long stretches; groundwater comes within two feet of the surface under 74% of it.

USDA rates 86% of the land very limited for a standard septic drain field, and 85% very limited for homes with basements. That means extra cost or special design, not that it can't be done.

Worth knowing: 6% 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 Beaufort County, North Carolina, each drawn five feet deep from its official USDA description, in its recorded colors.

Tomotley
7% of the area
Fine sandy loam topsoil · poorly drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Leaf
7% of the area
Silt loam topsoil · poorly drained
Smooth, like flour. Fertile and holds water well.
Ultisols
Roanoke
7% of the area
Silt loam topsoil · poorly drained
Smooth, like flour. Fertile and holds water well.
Ultisols
Lenoir
5% of the area
Loam topsoil · somewhat poorly drained
A balanced mix that crumbles in your hand. The gardener's ideal.
Ultisols
Portsmouth
5% of the area
Fine sandy loam topsoil · very poorly drained
Gritty and crumbly. Drains fast and warms early in spring.
Ultisols
Bayboro
5% of the area
Loam topsoil · very poorly drained
A balanced mix that crumbles in your hand. The gardener's ideal.
Ultisols

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 B/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 Beaufort County, North Carolina. Search your address to find the exact soil composition, drainage, and series details at your specific location.

Soil Map UnitAcresDrainageHydro GroupDwellingsSeptic
Water 82K Not ratedNot rated
Tomotley fine sandy loam 48K Poorly drainedB/DVery limitedVery limited
Roanoke fine sandy loam 44K Poorly drainedC/DVery limitedVery limited
Leaf silt loam 44K Poorly drainedDVery limitedVery limited
Lenoir loam 33K Somewhat poorly drainedC/DVery limitedVery limited
Portsmouth loam 33K Very poorly drainedB/DVery limitedVery limited
Bayboro loam 31K Very poorly drainedC/DVery limitedVery limited
Arapahoe fine sandy loam 22K Very poorly drainedA/DVery limitedVery limited
Muckalee loam, frequently flooded 21K Poorly drainedB/DVery limitedVery limited
Lynchburg fine sandy loam 19K Somewhat poorly drainedA/DVery limitedVery limited
Rains fine sandy loam, 0 to 2 percent slopes, Atlantic Coast Flatwoods 19K Poorly drainedB/DVery limitedVery limited
Cape Fear fine sandy loam 17K Very poorly drainedC/DVery limitedVery limited
Augusta fine sandy loam 17K Somewhat poorly drainedB/DVery limitedVery limited
Ponzer muck, 0 to 2 percent slopes, rarely flooded 15K Very poorly drainedDVery limitedVery limited
Pantego loam 14K Very poorly drainedB/DVery limitedVery limited
Craven fine sandy loam, 0 to 1 percent slopes 13K Moderately well drainedDVery limitedVery limited
Goldsboro fine sandy loam, 0 to 2 percent slopes 12K Moderately well drainedBVery limitedVery limited
Croatan muck 11K Very poorly drainedB/DVery limitedVery limited
Dare muck 10K Very poorly drainedA/DVery limitedVery limited
Torhunta sandy loam 9K Very 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.

Ultisols
Strongly weathered clay soils of the Southeast. Acidic and naturally low in nutrients. Clay subsoil can slow drainage.
Entisols
Young soils with little development — found on floodplains, dunes, and steep slopes. Properties vary widely by setting.
Histosols
Organic peat and muck soils formed in wetlands. Very poor for building (compressible) and septic. Often in regulated wetlands.
Inceptisols
Young but developing soils found in mountains and river terraces. Variable properties — check drainage and bedrock depth.

What This Means

Building & Foundations

About 85% of soils are rated "very limited" for dwellings with basements. Specific challenges include poor drainage in some areas, flood-prone areas. A geotechnical assessment is recommended before building.

Septic Systems

About 86% 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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