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  1. Data Collection Methods
  2. Soils
  3. Soil Descriptions
  4. Dead Lake NEON (DELA) Soil Descriptions

Dead Lake NEON (DELA) Soil Descriptions

Distributed Soils Reports

Pedon Descriptions

Pit‐level observations and field measurements reported using the standard NRCS format. They contain volume estimates for coarse fragments > 20 mm where applicable.

Download

Site Level Plot Summary

A narrative summary that places the sampled soil pedons in the broader context of soils and geomorphology for the entire NEON site.

Download

Megapit Images

soil profile

D08 DELA megapit soil profile 0-100 cm

soil profile

D08 DELA megapit soil profile 80-155 cm

soil profile

D08 DELA megapit soil profile 145-191 cm

Download All Images

Megapit Pedon Description

Print Date Jul 22 2015
Description Date Apr 29 2013
Describer Lawrence McGhee
Site ID S2013AL063001
Pedon ID S2013AL063001
Lab Source ID SSL
Lab Pedon # 13N49390
Soil Name as Described/Sampled Angie
Classification Fine, mixed, semiactive, thermic Aquic Paleudults
Pedon Type confirmation description
Pedon Purpose research site
Taxon Kind series
Geomorphic Setting microhigh on toeslope of tread of flood plain
Upslope Shape linear
Cross Slope Shape linear
Particle Size Control Section 27 to 77 cm.
Description origin NASIS
Country United States
State Alabama
County Greene
MLRA 133A -- Southern Coastal Plain
Soil Survey Area AL063 -- Greene County, Alabama
Quad Name Demopolis, Alabama
Std Latitude 32.5410000
Std Longitude -87.8031667
Latitude 32 degrees 32 minutes 27.60 seconds north
Longitude 87 degrees 48 minutes 11.40 seconds west
Datum NAD83
UTM Zone 16
UTM Easting 424584 meters
UTM Northing 3600688 meters
Primary Earth Cover Tree cover
Parent Material Fine textured alluvium and marine sediments
Description database KSSL
Diagnostic Features argillic horizon 27 to 200 cm.
Slope (%) 0.5
Elevation (meters) 22.8
MAAT (C) 18.1
MAP (mm) 1,440
Frost-Free Days 236
Drainage Class moderately well
Horizon Details

Oi--0 to 2 centimeters (0.0 to 0.8 inches); herbaceous; . Lab sample # 13N04852

A1--2 to 15 centimeters (0.8 to 5.9 inches); dark grayish brown (10YR 4/2) loam; weak coarse subangular blocky structure; firm; medium roots throughout and coarse roots throughout; noneffervescent; slightly acid, pH 6.5, pH indicator solutions; clear smooth boundary. Lab sample # 13N04853

A2--15 to 27 centimeters (5.9 to 10.6 inches); very dark grayish brown (10YR 3/2) broken face loam; moderate medium granular structure; friable; medium roots throughout and coarse roots throughout; noneffervescent; slightly acid, pH 6.5, pH indicator solutions; clear wavy boundary. Lab sample # 13N04854

Bt1--27 to 58 centimeters (10.6 to 22.8 inches); dark yellowish brown (10YR 4/6) broken face silty clay loam; weak fine subangular blocky structure; friable; medium roots throughout and fine roots between peds; faint clay films on all faces of peds; 10 percent fine distinct iron depletions with diffuse boundaries in cracks; 15 percent fine distinct cylindrical weakly cemented ferromagnesian minerals with clear boundaries in matrix; noneffervescent; very strongly acid, pH 5.0, pH indicator solutions; gradual wavy boundary. Lab sample # 13N04855

Bt2--58 to 79 centimeters (22.8 to 31.1 inches); yellowish brown (10YR 5/6) broken face silty clay loam; moderate fine subangular blocky structure; firm; medium roots between peds and fine roots between peds; faint clay films on all faces of peds; 10 percent medium distinct iron depletions with clear boundaries between peds; 15 percent medium distinct cylindrical weakly cemented ferromagnesian minerals with clear boundaries in matrix; noneffervescent; very strongly acid, pH 5.0, pH indicator solutions; gradual wavy boundary. Lab sample # 13N04856

Bt3--79 to 150 centimeters (31.1 to 59.1 inches); dark yellowish brown (10YR 4/6) broken face silty clay loam; moderate medium subangular blocky, and weak fine subangular blocky structure; firm; medium roots between peds and fine roots between peds; distinct clay films on all faces of peds; 20 percent medium distinct iron depletions with clear boundaries infused into matrix along faces of peds; 5 percent fine distinct cylindrical moderately cemented ferromagnesian minerals with clear boundaries in matrix and 30 percent medium distinct irregular weakly cemented ferromagnesian minerals with clear boundaries in matrix; noneffervescent; very strongly acid, pH 5.0, pH indicator solutions; gradual wavy boundary. Lab sample # 13N04857

Bt4--150 to 200 centimeters (59.1 to 78.7 inches); 40 percent yellowish brown (10YR 5/6) broken face silty clay loam; weak coarse subangular blocky structure; firm; fine roots between peds; distinct clay films on vertical faces of peds; 8 percent medium distinct cylindrical weakly cemented plinthite nodules with clear boundaries throughout and 25 percent fine distinct iron depletions with clear boundaries throughout and 25 percent fine distinct masses of oxidized iron; 15 percent medium distinct cylindrical weakly cemented ferromagnesian minerals with sharp boundaries in matrix; noneffervescent; very strongly acid, pH 5.0, pH indicator solutions. Lab sample # 13N04858

Credits: This megapit soil pedon description was generously created by USDA Natural Resource Conservation Service staff, with particular thanks to Larry West, Jon Hempel, and numerous field staff.

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