Washington County Soil Data

Washington County, Nebraska

Avg pH

6.7

Texture

Silt Loam

Drainage

N/A

Organic Matter

2.4%

Hydrologic Group

N/A

Data Story

About Soil in Washington County, Nebraska

Neutral Soils in Washington County

Washington County features a near-neutral pH of 6.75, which is slightly higher than the national median of 6.5. While taxonomic data is limited for this area, the chemical balance provides an ideal baseline for most regional crops.

High Silt Content Shapes the Land

The soil mix contains 55.2% silt and 26.5% clay, resulting in a fine-textured earth that holds nutrients well. With only 16.7% sand, this composition offers stability but requires careful management to avoid heavy compaction.

Efficient Water Retention and Moderate Matter

The organic matter level of 2.40% sits above the national average of 2.0% but trails the Nebraska state average of 3.32%. However, the available water capacity of 0.196 in/in exceeds the state benchmark, ensuring plants stay hydrated.

Steady Hydrology for Stable Growth

Specific drainage classes are not recorded for this county, but the high silt and clay percentages suggest moderate water retention. The overall soil score of 67.0 indicates a high-performing environment compared to the state average of 58.9.

Hardy Harvests in Zone 5b

Hardiness zone 5b allows for a wide range of vegetables and grains to flourish in this productive soil. Given the high water capacity, your garden will be naturally resilient against the dry Nebraska summer stretches.

Soil Composition

Silt Loam
Sand: 16.7%
Silt: 55.2%
Clay: 26.5%
Silt Loam

Soil pH

6.7pH
6.74719884976204
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: Silt 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 Washington County have?

Washington County's soil is classified as Silt Loam. This indicates the relative proportions of sand, silt, and clay — 17% sand, 55% silt, and 26% clay. Loamy soils hold moisture well and support a wide range of plants.

Is Washington County's soil acidic or alkaline?

Washington County's soil has a pH of 6.7, which is near neutral. This range is ideal for most garden plants and field crops.

What is the drainage class for Washington County?

Drainage class data is not currently available for Washington County.

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

Based on Washington County's Silt Loam texture, pH of 6.7, and drainage class, the soil is well suited for vegetables, grains, and most field crops, row crops and vegetable gardens.

What USDA soil order is found in Washington County?

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

Other Counties in Nebraska

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.