McPherson County Soil Data

McPherson County, South Dakota

Avg pH

7.1

Texture

Loam

Drainage

N/A

Organic Matter

3.8%

Hydrologic Group

N/A

Data Story

About Soil in McPherson County, South Dakota

Healthy, Standardized Northern Soil

McPherson County has a pH of 7.10, aligning almost perfectly with South Dakota’s state average of 7.05. This slightly alkaline environment supports a healthy soil score of 66.6.

Sandier Mix for Better Aeration

A notable 37.6% sand content is paired with 40.1% silt and 22.3% clay. This sandier mix allows for better root aeration and easier tilling compared to the heavier clay soils found in the southern part of the state.

High Water Capacity and Strong Matter

The organic matter content is robust at 3.83%, beating the state average of 3.75%. Plants here benefit from an available water capacity of 0.195 in/in, providing excellent drought resilience.

Quick Spring Drying for Early Planting

The high sand percentage generally points toward a well-drained profile that avoids long-term waterlogging. This helps the ground warm up and dry out faster in the spring, allowing for earlier planting dates.

Cool-Season Success in Zone 4b

In hardiness zone 4b, McPherson County is ideal for cold-hardy crops and grains. The superior water capacity and organic matter levels provide a great foundation for a thriving home vegetable garden.

Soil Composition

Loam
Sand: 37.6%
Silt: 40.1%
Clay: 22.3%
Loam

Soil pH

7.1pH
7.09673282421506
Strongly AcidicSlightly AcidicNeutralSlightly AlkalineStrongly Alkaline
Ideal lawn range: 6.0 - 7.0

Soil Series

Detailed soil series data not yet available for this county.

Hydrologic Group

Hydrologic group data not available.

Drainage Class

Drainage class data not available.

Soil Profile

Dominant texture: Loam

O HorizonOrganic layer
0-2"
A HorizonTopsoil
2-10"
B HorizonSubsoil
10-30"
C HorizonParent material
30-60"
R HorizonBedrock
60"+

Typical soil profile. Actual depths vary by location.

Frequently Asked Questions

What type of soil does McPherson County have?

McPherson County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 38% sand, 40% silt, and 22% clay. Loamy soils hold moisture well and support a wide range of plants.

Is McPherson County's soil acidic or alkaline?

McPherson County's soil has a pH of 7.1, which is near neutral. This range is ideal for most garden plants and field crops.

What is the drainage class for McPherson County?

Drainage class data is not currently available for McPherson County.

What crops or plants grow well in McPherson County's soil?

Based on McPherson County's Loam texture, pH of 7.1, and drainage class, the soil is well suited for drought-tolerant crops and native grasses, row crops and vegetable gardens.

What USDA soil order is found in McPherson County?

The dominant USDA soil order for McPherson County is not currently available in our dataset.

Other Counties in South Dakota

Soil data sourced from USDA SSURGO via Soil Data Access. Data is informational only and should not be used as a substitute for on-site soil testing. Contact your local NRCS office for site-specific soil information.