Lenoir Landing NEON (LENO) Soil Descriptions
Distributed Soils Reports
Pedon Descriptions
Pitālevel observations and field measurements reported using the standard NRCS format. They contain volume estimates for coarse fragments > 20 mm where applicable.
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.
Megapit Images
Megapit Pedon Description
Print Date | Feb 18 2016 |
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Description Date | Mar 17 2015 |
Describer | C. Hatcher, J. Velazquez |
Site ID | S2015AL023004 |
Pedon ID | S2015AL023004 |
Lab Source ID | KSSL |
Lab Pedon # | 15N0527 |
Soil Name as Described/Sampled | Urbo |
Classification | Fine, mixed, active, acid, thermic Vertic Epiaquepts |
Pedon Type | confirmation description |
Pedon Purpose | ecological site data |
Taxon Kind | series |
Associated Soils | Annemaine, Bigbee, Cahaba, Latonia, Lenoir, Mooreville, Riverview, Una |
Local Physiographic Area | Tombigbee River Floodplain |
Geomorphic Setting | on talf alluvial plain on talf flood plain |
Upslope Shape | linear |
Cross Slope Shape | linear |
Particle Size Control Section | 8 to 84 cm. |
Description origin | NASIS |
Country | United States |
State | Alabama |
County | Choctaw |
MLRA | 133A -- Southern Coastal Plain |
Soil Survey Area | AL023 -- Choctaw County, Alabama 7-MER -- Meridian, Mississippi |
Map Unit | UrB -- Urbo-Mooreville-Una complex, gently undulating, frequently flooded |
Quad Name | Coffeeville Lock And Dam, Alabama |
Std Latitude | 31.8531111 |
Std Longitude | -88.1610278 |
Latitude | 31 degrees 51 minutes 11.20 seconds north |
Longitude | 88 degrees 9 minutes 39.70 seconds west |
Datum | WGS84 |
UTM Zone | 16 |
UTM Easting | 390157 meters |
UTM Northing | 3524742 meters |
Primary Earth Cover | Tree cover |
Secondary Earth Cover | Intermixed conifers and hardwoods |
Parent Material | clayey alluvium |
Description database | KSSL |
Diagnostic Features | fibers 0 to 2 cm. ochric epipedon 2 to 8 cm. cambic horizon 8 to 21 cm. aquic conditions 21 to 203 cm. |
Slope (%) | 1.0 |
Elevation (meters) | 8.0 |
Aspect (deg) | 270 |
MAAT (C) | 18.0 |
MSAT (C) | 28.2 |
MWAT (C) | 9.2 |
MAP (mm) | 1,448 |
Frost-Free Days | 250 |
Drainage Class | somewhat poorly |
Slope Length (meters) | 100 |
Upslope Length (meters) | 100.0 |
Horizon Details |
Oi--0 to 2 centimeters (0.0 to 0.8 inches); very dark brown (10YR 2/2); friable; deformable; many very fine roots throughout and common very coarse roots throughout and many medium roots throughout and many fine roots throughout and common coarse roots throughout; 75.0 percent after rubbing Fibric Materials; very abrupt smooth boundary. Lab sample # 15N02698 A--2 to 8 centimeters (0.8 to 3.1 inches); dark grayish brown (10YR 4/2) loam; weak fine granular structure; very friable, nonsticky, nonplastic; semideformable; many very fine roots throughout and many medium roots throughout and many fine roots throughout and common coarse roots throughout and common coarse roots throughout; clear smooth boundary. Lab sample # 15N02699 Bw--8 to 21 centimeters (3.1 to 8.3 inches); dark yellowish brown (10YR 4/4) loam; weak fine subangular blocky, and weak medium subangular blocky structure; friable, slightly sticky, slightly plastic; nonfluid; few very coarse roots throughout and common medium roots throughout and few coarse roots throughout; few fine dendritic tubular pores; 15 percent medium faint irregular 10YR 4/3), moist, masses of oxidized iron with clear boundaries in matrix and 15 percent medium distinct irregular 10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix; clear wavy boundary. Lab sample # 15N02700 Bg1--21 to 58 centimeters (8.3 to 22.8 inches); dark grayish brown (10YR 4/2) clay loam; weak medium subangular blocky structure; firm, moderately sticky, moderately plastic; nonfluid; few medium roots throughout and few fine roots throughout; 15 percent medium faint irregular 10YR 4/3), moist, masses of oxidized iron with clear boundaries in matrix and 15 percent medium distinct irregular 10YR 6/2), moist, masses of reduced iron with clear boundaries in matrix and 15 percent medium distinct irregular 2.5Y 5/2), moist, masses of reduced iron with clear boundaries in matrix; gradual wavy boundary. Lab sample # 15N02701 Bg2--58 to 102 centimeters (22.8 to 40.2 inches); dark grayish brown (10YR 4/2) clay loam; weak medium subangular blocky structure; firm, moderately sticky, moderately plastic; nonfluid; few very fine roots throughout; 15 percent medium faint irregular 10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 15 percent medium distinct irregular 2.5Y 6/2), moist, masses of reduced iron with clear boundaries in matrix; gradual wavy boundary. Lab sample # 15N02702 Bg3--102 to 147 centimeters (40.2 to 57.9 inches); dark yellowish brown (10YR 4/4) silty clay; weak medium subangular blocky structure; firm, moderately sticky, moderately plastic; nonfluid; 15 percent medium prominent irregular 7.5YR 5/8), moist, masses of oxidized iron with clear boundaries in matrix and 15 percent medium faint irregular 10YR 5/6), moist, masses of oxidized iron with clear boundaries in matrix and 25 percent medium distinct irregular 2.5Y 6/2), moist, masses of reduced iron with clear boundaries in matrix; gradual wavy boundary. Lab sample # 15N02703 Bg4--147 to 203 centimeters (57.9 to 79.9 inches); dark brown (10YR 3/3) clay; weak medium subangular blocky structure; firm, very sticky, very plastic; nonfluid; 15 percent medium faint irregular 10YR 4/4), moist, masses of oxidized iron with clear boundaries in matrix and 25 percent medium distinct irregular 10YR 6/2), moist, masses of reduced iron with clear boundaries in matrix. Lab sample # 15N02704. |
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.