Lower Teakettle NEON (TEAK) Soil Descriptions

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.

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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.

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soil profile

D17 TEAK megapit soil profile 0-200 cm

soil profile

D17 TEAK megapit soil profile 0-30 cm

soil profile

D17 TEAK megapit soil profile 20-70 cm

soil profile

D17 TEAK megapit soil profile 65-105 cm

soil profile

D17 TEAK megapit soil profile 97-133 cm

soil profile

D17 TEAK megapit soil profile 128-165

soil profile

D17 TEAK megapit soil profile 155-185 cm

soil profile

D17 TEAK megapit soil profile 185-200 cm

Megapit Pedon Description

Print Date Feb 22 2018
Description Date Aug 9 2016
Describer Phil Smith, Rafael Ortiz, Nelson Velazquez
Site ID S2016CA019002
Pedon ID S2016CA019001
Lab Source ID KSSL
Lab Pedon # 16N1950
Soil Name as Described/Sampled Deadman
Classification Coarse-loamy, mixed, superactive, frigid Pachic Humixerepts
Pedon Type undefined observation
Pedon Purpose laboratory sampling site
Taxon Kind family
Associated Soils Sirretta
Physiographic Division Pacific Mountain
Physiographic Province Pacific Border Province
Physiographic Section Sierra Nevada
Geomorphic Setting on backslope of side slope of mountain on mountains
Upslope Shape linear
Cross Slope Shape convex
Particle Size Control Section 25 to 100 cm.
Description origin NASIS
State California
County Fresno
MLRA 22A -- Sierra Nevada Mountains
Soil Survey Area CA750 -- Sierra National Forest Area Parts of Fresno, California
2-SON -- Sonora, California
Map Unit 161 -- Sirretta family and Umpa family, wet, 2 to 25 percent slopes
Quad Name Nelson Mountain, California
Std Latitude 37.0065278
Std Longitude -119.0056667
Latitude 37 degrees 0 minutes 23.50 seconds north
Longitude 119 degrees 0 minutes 20.40 seconds west
Datum WGS84
Primary Earth Cover Tree cover
Secondary Earth Cover Conifers
Bedrock Kind granite
Bedrock Depth 205 centimeters
Bedrock Hardness strongly cemented
Surface Fragments 5.0 percent nonflat subrounded indurated granite fragments and 4.0 percent nonflat subangular indurated 2- to 5-millimeter
Description database KSSL
Diagnostic Features umbric epipedon 0 to 132 cm.
redox depletions with chroma 2 or less 162 to 205 cm.
redox concentrations 162 to 205 cm.
Top Depth (cm) 174
Bottom Depth (cm) 205
Restriction Kind densic material
Restriction Hardness very weakly cemented
Top Depth (cm) 205
Bottom Depth (cm) 230
Restriction Kind bedrock, paralithic
Restriction Hardness strongly cemented
Slope (%) 22.0
Elevation (meters) 2,157.0
Aspect (deg) 190
MAAT (C) 7.2
MAP (mm) 70
Frost-Free Days 150
Drainage Class excessively
Slope Length (meters) 152
Horizon Details

A1--0 to 19 centimeters (0.0 to 7.5 inches); dark grayish brown (2.5Y 4/2) sandy loam, black (2.5Y 2.5/1), moist; 75 percent sand; 6 percent clay; weak fine granular structure; soft, very friable, nonsticky, nonplastic; very few very fine roots throughout and few medium roots throughout and few fine roots throughout and very few coarse roots throughout; common fine dendritic tubular pores; 1 percent subangular indurated 20 to 76-millimeter granite fragments and 3 percent subangular indurated 2 to 5-millimeter granite fragments and 7 percent subangular indurated 5 to 20-millimeter granite fragments; noneffervescent; very strongly acid, pH 4.6, pH meter smooth boundary.

A2--19 to 67 centimeters (7.5 to 26.4 inches); dark grayish brown (2.5Y 4/2) gravelly sandy loam, very dark gray (2.5Y 3/1), moist; 75 percent sand; 6 percent clay; structureless massive; soft, very friable, nonsticky, nonplastic; very few very fine roots throughout and common very coarse roots throughout and common medium roots throughout and very few fine roots throughout and very few coarse roots throughout; common very fine dendritic tubular and common fine dendritic tubular pores; 2 percent subangular indurated 20 to 76-millimeter granite fragments and 4 percent subangular indurated 2 to 5-millimeter granite fragments and 10 percent subangular indurated 5 to 20-millimeter granite fragments; noneffervescent; strongly acid, pH 5.5, pH meter wavy boundary.

A3--67 to 101 centimeters (26.4 to 39.8 inches); dark grayish brown (2.5Y 4/2) gravelly sandy loam, very dark grayish brown (2.5Y 3/2), moist; 75 percent sand; 6 percent clay; structureless massive; soft, very friable, nonsticky, nonplastic; very few very fine roots throughout and few very coarse roots throughout and common medium roots throughout and very few fine roots throughout and common coarse roots throughout; common fine dendritic tubular pores; 3 percent subangular indurated 20 to 76-millimeter granite fragments and 8 percent subangular indurated 2 to 5-millimeter granite fragments and 10 percent subangular indurated 5 to 20-millimeter granite fragments; noneffervescent; moderately acid, pH 5.6, pH meter wavy boundary.

2AC--101 to 132 centimeters (39.8 to 52.0 inches); light olive brown (2.5Y 5/3) extremely gravelly loamy sand, very dark grayish brown (2.5Y 3/2), moist; 80 percent sand; 3 percent clay; structureless massive; soft, very friable, nonsticky, nonplastic; few very coarse roots throughout and common medium roots throughout and few coarse roots throughout; few very fine dendritic tubular pores; 1 percent subangular indurated 250 to 600-millimeter granite fragments and 10 percent subangular indurated 20 to 250-millimeter granite fragments and 10 percent subangular indurated 5 to 20-millimeter granite fragments and 15 percent subangular indurated 20 to 76-millimeter granite fragments and 30 percent subangular indurated 2 to 5-millimeter granite fragments; noneffervescent; strongly acid, pH 5.5, pH meter wavy boundary.

2C1--132 to 162 centimeters (52.0 to 63.8 inches); light yellowish brown (2.5Y 6/3) extremely gravelly sandy loam, olive brown (2.5Y 4/3), moist; 75 percent sand; 6 percent clay; structureless massive; soft, very friable, nonsticky, nonplastic; very few medium roots throughout and very few coarse roots throughout; common fine interstitial pores; 5 percent subangular indurated 76 to 250-millimeter granite fragments and 15 percent subangular indurated 20 to 76-millimeter granite fragments and 20 percent subangular indurated 5 to 20-millimeter granite fragments and 20 percent subangular indurated 2 to 5-millimeter granite fragments; noneffervescent; very strongly acid, pH 5.0, pH meter wavy boundary.

3C2--162 to 174 centimeters (63.8 to 68.5 inches); light yellowish brown (2.5Y 6/4) very gravelly sandy loam, olive brown (2.5Y 4/4), moist; 65 percent sand; 11 percent clay; structureless massive; slightly hard, friable, nonsticky, nonplastic; very few medium roots throughout and very few fine roots throughout; common fine interstitial pores; 3 percent fine irregular 5YR 4/6), moist, masses of oxidized iron and 15 percent medium irregular 2.5Y 5/2), moist, iron depletions; 5 percent subangular indurated 20 to 76-millimeter granite fragments and 20 percent subangular indurated 2 to 5-millimeter granite fragments and 25 percent subangular indurated 5 to 20-millimeter granite fragments; noneffervescent; very strongly acid, pH 4.7, pH meter wavy boundary.

3C3--174 to 185 centimeters (68.5 to 72.8 inches); light yellowish brown (2.5Y 6/3) very gravelly sandy loam, olive brown (2.5Y 4/3), moist; 65 percent sand; 11 percent clay; structureless massive; slightly hard, friable, nonsticky, nonplastic; brittle; very few medium roots throughout and very few fine roots throughout; common fine interstitial pores; 20 percent medium irregular 5YR 4/4), moist, masses of oxidized iron and 20 percent coarse irregular 2.5Y 5/2), moist, iron depletions; 10 percent subangular indurated 20 to 76-millimeter granite fragments and 12 percent subangular indurated 2 to 5-millimeter granite fragments and 20 percent subangular indurated 5 to 20-millimeter granite fragments; noneffervescent; strongly acid, pH 5.1, pH meter wavy boundary.

3C4--185 to 205 centimeters (72.8 to 80.7 inches); light brownish gray (2.5Y 6/2) very gravelly sandy loam, dark grayish brown (2.5Y 4/2), moist; 70 percent sand; 8 percent clay; structureless massive; slightly hard, friable, nonsticky, nonplastic; brittle; few very fine interstitial pores; 5 percent subangular indurated 20 to 76-millimeter granite fragments and 15 percent subangular indurated 5 to 20-millimeter granite fragments and 20 percent subangular indurated 2 to 5-millimeter granite fragments; noneffervescent; strongly acid, pH 5.4, pH meter; abrupt wavy boundary.

R--205 to 225 centimeters (80.7 to 88.6 inches); strongly cemented granite bedrock; strongly cemented.

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.