McKinley County Soil Data
McKinley County, New Mexico
USDA SSURGO / PHZMAvg pH
N/A
Texture
Unknown
Drainage
N/A
Organic Matter
N/A
Hydrologic Group
N/A
Data Story
About Soil in McKinley County, New Mexico
High Plateau Soil Profiles
While specific pH and taxonomic data for McKinley County are currently unavailable, regional soils typically lean toward the alkaline side of the scale. Land managers should benchmark against the state average pH of 7.48 when planning local projects.
Variable High-Desert Textures
Detailed percentages for sand, silt, and clay are not recorded in the current dataset for this region. The varied terrain of the Colorado Plateau suggests a mix of rocky outcrops and alluvial deposits that require on-site testing for accuracy.
Potential for Productivity
Specific organic matter and water capacity figures are missing, but the state average of 1.27% organic matter serves as a local baseline. Improving these levels is a primary goal for any grower looking to enhance the productivity of the high-desert soil.
Managing Water on the Mesa
Comprehensive drainage and hydrologic classifications are currently limited for this area. Residents should perform simple percolation tests to understand how water moves through their specific plot before starting construction or large-scale planting.
Hardy Crops for Zone 6a
McKinley County sits in hardiness zone 6a, which is well-suited for cold-hardy vegetables like kale, potatoes, and garlic. The shorter growing season rewards those who use greenhouses or row covers to protect young plants from late spring frosts.
Soil Composition
Composition data not available for this county.
Soil pH
pH data not available for this county.
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: Unknown
Typical soil profile. Actual depths vary by location.
USDA Soil Orders
Soil Amendment Products
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Browse Soil AmendmentsFrequently Asked Questions
What type of soil does McKinley County have?
McKinley County's soil is classified as Unknown. This indicates the relative proportions of sand, silt, and clay — sand percentage unavailable, silt percentage unavailable, and clay percentage unavailable. Sandy soils drain quickly but may need more frequent irrigation and fertilization.
Is McKinley County's soil acidic or alkaline?
pH data is not available for McKinley County.
What is the drainage class for McKinley County?
Drainage class data is not currently available for McKinley County.
What crops or plants grow well in McKinley County's soil?
Based on McKinley County's Unknown texture, soil pH, and drainage class, the soil is well suited for a variety of crops depending on local conditions.
What USDA soil order is found in McKinley County?
The dominant USDA soil order for McKinley County is not currently available in our dataset.
Soil & Planting Advisory: McKinley County
Soil Verdict
McKinley County is in USDA hardiness zone 6a, a moderate climate zone. where winter lows can reach -10°F. Freeze-thaw cycles are moderate; soil biology slows in winter but recovers reliably in spring, supporting a broad range of plants.
Planting Guidance
A wide plant palette is possible: deciduous trees, most shrubs, cool-season vegetables, and many perennials thrive here. Winter protection (mulch, burlap wraps) helps push the zone boundary for desired species. Always match plant selections to the specific microclimate of your property — low spots, slopes, and wind exposure can shift effective hardiness by half a zone.
Soil Implications
Moderate freeze-thaw cycles naturally aerate the soil but can also cause compaction in clay-heavy areas; annual core aeration is beneficial. Organic matter amendments decompose at a moderate pace — aim for 3-5% organic content for optimal fertility. When soil temperatures drop below freezing, microbial nitrogen cycling stops; spring fertilization is more effective than late-fall application.
Regional Context
McKinley County is somewhat cooler than the New Mexico statewide average. The zone range of 6a-6b within the county means soil and planting decisions should account for local elevation and topography.
Planning your lawn? View lawn care data for McKinley County on LawnByCounty.com →
Other Counties in New Mexico
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.