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Doña Ana County Soil Data

Doña Ana County, New Mexico

USDA SSURGO / PHZM

Avg pH

N/A

Texture

Unknown

Drainage

N/A

Organic Matter

N/A

Hydrologic Group

N/A

Data Story

About Soil in Doña Ana County, New Mexico

Famous Desert Valley Soils

Doña Ana's taxonomic identity is defined by the fertile Mesilla Valley, though specific dataset records are currently limited. You can expect high alkalinity well above the 6.5 national pH median.

Alluvial Mixes and River Clay

Sand and clay percentages aren't precisely mapped here, but the river-fed valley is known for its heavy, nutrient-rich sediments. These soils provide a strong foundation for some of the state's most productive farms.

Harnessing the Rio Grande

Missing data for organic matter and water capacity means local farmers rely on time-tested irrigation from the river. Boosting organic levels above the 1.27% state average is a common goal for backyard growers.

Managing Valley Water

No dominant drainage class is recorded, though the valley floor often requires laser-leveling to manage irrigation flow. Proper drainage is essential to prevent salt accumulation in this intense sun.

Pecans and Chiles Thrive

The warm Zone 8b climate allows for a massive variety of crops, including the world-famous Hatch chiles and pecans. This is a gardener’s paradise where the long season supports multiple harvests if you keep the soil fed.

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

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.

Soil Amendment Products

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Frequently Asked Questions

What type of soil does Doña Ana County have?

Doña Ana 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 Doña Ana County's soil acidic or alkaline?

pH data is not available for Doña Ana County.

What is the drainage class for Doña Ana County?

Drainage class data is not currently available for Doña Ana County.

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

Based on Doña Ana 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 Doña Ana County?

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

Soil & Planting Advisory: Doña Ana County

Soil Verdict

Doña Ana County is in USDA hardiness zone 8b, a warm climate zone. where winter lows can reach 15°F. Mild winters mean soil rarely freezes deeply, allowing year-round microbial activity and faster organic matter breakdown.

Planting Guidance

Warm-season crops, citrus relatives, and heat-loving ornamentals do well. Cool-season vegetables should be planted in fall and winter. 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

Warm soils accelerate organic matter breakdown, so compost and mulch need replenishing more frequently than in cooler zones. Sandy soils common in warm zones drain quickly; water-retentive amendments like compost or peat help hold moisture.

Regional Context

Doña Ana County is somewhat warmer than the New Mexico statewide average. The zone range of 7b-8b within the county means soil and planting decisions should account for local elevation and topography.

Other Counties in New Mexico

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

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.