Ashtabula County, Ohio

Survey Area OH007 Ohio

The dominant drainage class is Somewhat poorly drained and the dominant hydrologic group is C/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 Ashtabula County, Ohio. Search your address to find the exact soil composition, drainage, and series details at your specific location.

Soil Map UnitAcresDrainageHydro GroupDwellingsSeptic
Mill silt loam, 0 to 2 percent slopes 140K Poorly drainedC/DVery limitedVery limited
Platea-Darien silt loams, 2 to 6 percent slopes 96K Somewhat poorly drainedDVery limitedVery limited
Wick silt loam, 0 to 2 percent slopes, frequently flooded 20K Very poorly drainedB/DVery limitedVery limited
Darien and Platea silt loams, 6 to 12 percent slopes 18K Somewhat poorly drainedC/DVery limitedVery limited
Platea-Darien silt loams, 0 to 2 percent slopes 18K Somewhat poorly drainedDVery limitedVery limited
Conneaut silt loam, 0 to 2 percent slopes 14K Somewhat poorly drainedC/DVery limitedVery limited
Venango silt loam, 2 to 6 percent slopes 13K Somewhat poorly drainedDVery limitedVery limited
Stanhope silt loam, 0 to 2 percent slopes, frequently flooded 10K Poorly drainedB/DVery limitedVery limited
Water 7K Not ratedNot rated
Udorthents 7K Not ratedNot rated
Gageville silt loam, 18 to 50 percent slopes 7K Moderately well drainedC/DVery limitedVery limited
Painesville fine sandy loam, 0 to 2 percent slopes 6K Somewhat poorly drainedC/DVery limitedVery limited
Chenango gravelly loam, 2 to 6 percent slopes 6K Somewhat excessively drainedANot limitedVery limited
Canadice silt loam, 0 to 2 percent slopes 6K Poorly drainedDVery limitedVery limited
Otego silt loam, 0 to 2 percent slopes, frequently flooded 5K Moderately well drainedB/DVery limitedVery limited
Cambridge silt loam, 2 to 6 percent slopes 5K Moderately well drainedDVery limitedVery limited
Sebring silt loam, 0 to 2 percent slopes 5K Poorly drainedC/DVery limitedVery limited
Elnora loamy fine sand, 1 to 5 percent slopes 4K Moderately well drainedA/DVery limitedVery limited
Caneadea-Canadice silt loams, 0 to 2 percent slopes 4K Somewhat poorly drainedDVery limitedVery limited
Pierpont silt loam, 12 to 18 percent slopes 4K Moderately well drainedDVery 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.
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 94% 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 96% 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.

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