Nolan County Soil Data
Nolan County, Texas
Avg pH
7.5
Texture
Loam
Drainage
N/A
Organic Matter
1.8%
Hydrologic Group
D
Data Story
About Soil in Nolan County, Texas
Alkaline ground in North Central Texas
The average soil pH in Nolan County is 7.54, which is significantly higher than the national median of 6.5. This alkaline profile is typical for the region and affects nutrient availability.
Balanced particle mix aids stability
The soil composition includes 37.1% sand, 32.3% silt, and 27.0% clay. This balanced distribution helps the soil retain nutrients while maintaining a stable physical structure.
High water capacity beats state average
Organic matter is healthy at 1.77%, exceeding the Texas average of 1.66%. The available water capacity of 0.150 in/in also ranks high, providing a significant advantage during dry Texas summers.
Low infiltration poses runoff risks
Classified under hydrologic group D, this soil has a very slow infiltration rate when wet. This can lead to increased runoff, meaning water conservation and erosion control are vital.
Peppers and native grasses love 8a
Hardiness zone 8a is perfect for heat-loving vegetables like peppers and tomatoes. Use the soil's high water capacity to establish a deep-rooted, drought-resistant landscape.
Soil Composition
Soil pH
Soil Series
Detailed soil series data not yet available for this county.
Hydrologic Group
Group D — High Runoff
Clay soils with very slow infiltration rates. Highest runoff potential. These soils have a permanent high water table or are shallow over impervious material.
Drainage Class
Drainage class data not available.
Soil Profile
Dominant texture: Loam
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Frequently Asked Questions
What type of soil does Nolan County have?
Nolan County's soil is classified as Loam. This indicates the relative proportions of sand, silt, and clay — 37% sand, 32% silt, and 27% clay. Loamy soils hold moisture well and support a wide range of plants.
Is Nolan County's soil acidic or alkaline?
Nolan County's soil has a pH of 7.5, which is mildly to moderately alkaline. Sulfur amendments can lower pH if needed.
What is the drainage class for Nolan County?
Drainage class data is not currently available for Nolan County.
What crops or plants grow well in Nolan County's soil?
Based on Nolan County's Loam texture, pH of 7.5, 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 Nolan County?
The dominant USDA soil order for Nolan County is not currently available in our dataset.
Planning your lawn? View lawn care data for Nolan County on LawnByCounty.com →
Other Counties in Texas
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.