D17 SOAP Megapit Soils Description


 

PEDON DESCRIPTION
Print Date: Feb 7 2018 Country:
Description Date: Aug 15 2016 State: California
Describer: Phil Smith, Rafael Ortiz, Nelson Velazquez County: Fresno
Site ID: S2016CA019003 MLRA: 22A -- Sierra Nevada Mountains
Site Note: Soil Survey Area: CA750 -- Sierra National Forest Area Parts of Fresno, California
2-SON -- Sonora, California
Pedon ID: S2016CA019003 Map Unit: 137 -- Holland family, 35 to 65 percent slopes
Pedon Note: Quad Name: Shaver Lake, California
Lab Source ID: KSSL Std Latitude: 37.0327000
Lab Pedon #: 16N1953 Std Longitude: -119.2622100
User Transect ID:  
Soil Name as Described/Sampled: Holland  
Classification: Fine-loamy, mixed, semiactive, mesic Ultic Haploxeralfs Latitude: 37 degrees 1 minutes 57.72 seconds north
Soil Name as Correlated: Longitude: 119 degrees 15 minutes 43.96 seconds west
Classification: Datum: WGS84
Pedon Type: undefined observation UTM Zone: 11
Pedon Purpose: laboratory sampling site UTM Easting: 298789 meters
Taxon Kind: family UTM Northing: 4100893 meters
Associated Soils:
Physiographic Division: Pacific Mountain Primary Earth Cover: Tree cover
Physiographic Province: Pacific Border Province Secondary Earth Cover: Conifers
Physiographic Section: Sierra Nevada Existing Vegetation:
State Physiographic Area: Parent Material:
Local Physiographic Area: Bedrock Kind:
Geomorphic Setting: on backslope of side slope of hillslope on mountain Bedrock Depth:
Upslope Shape: linear Bedrock Hardness:
Cross Slope Shape: concave Bedrock Fracture Interval:
Particle Size Control Section: 52 to 102 cm. Surface Fragments: 1.0 percent nonflat subangular indurated 250- to 280-millimeter granite fragments
Description origin: NASIS Description database: KSSL
Diagnostic Features: mollic epipedon 4 to 32 cm.
argillic horizon 52 to 213 cm.

 

 

 

Cont. Site ID: S2016CA019003 Pedon ID: S2016CA019003
 

 

Slope (%) Elevation (meters) Aspect (deg) MAAT (C) MSAT (C) MWAT (C) MAP (mm) Frost-Free Days Drainage Class Slope Length (meters) Upslope Length (meters)
15.0 1,202.0 180           well    

Oi--0 to 4 centimeters (0.0 to 1.6 inches); very dark gray (10YR 3/1) slightly decomposed plant material; . Lab sample # 16N09010

A1--4 to 18 centimeters (1.6 to 7.1 inches); grayish brown (10YR 5/2) loam, very dark brown (10YR 2/2), moist; 50 percent sand; 10 percent clay; medium granular, and fine subangular blocky structure; soft, very friable, slightly sticky, nonplastic; common medium roots throughout and common coarse roots throughout and common coarse roots throughout; few medium tubular and common fine dendritic tubular pores; 4 percent fine mica flakes, muscovite; noneffervescent; neutral, pH 6.8, pH indicator solutions. Lab sample # 16N09011

A2--18 to 32 centimeters (7.1 to 12.6 inches); yellowish brown (10YR 5/4) loam, dark brown (10YR 3/3), moist; 50 percent sand; 10 percent clay; fine subangular blocky, and medium granular structure; soft, very friable, slightly sticky, nonplastic; common very coarse roots throughout and common medium roots throughout and common fine roots throughout and common coarse roots throughout; few medium tubular and common fine dendritic tubular pores; 2 percent fine mica flakes, muscovite; noneffervescent; neutral, pH 6.8, pH indicator solutions. Lab sample # 16N09012

AB--32 to 52 centimeters (12.6 to 20.5 inches); brown (7.5YR 5/4) and brown (7.5YR 4/4) loam, dark brown (7.5YR 3/4), moist; 50 percent sand; 10 percent clay; medium subangular blocky structure; soft, very friable, slightly sticky, nonplastic; common very coarse roots throughout and few medium roots throughout and common coarse roots throughout; few medium tubular and common fine dendritic tubular pores; 2 percent fine mica flakes, muscovite; noneffervescent; neutral, pH 6.8, pH indicator solutions. Lab sample # 16N09013

Bt1--52 to 91 centimeters (20.5 to 35.8 inches); brown (7.5YR 4/4) and strong brown (7.5YR 4/6) sandy clay loam, dark brown (7.5YR 3/4) and brown (7.5YR 4/4), moist; 50 percent sand; 30 percent clay; 40 percent (7.5YR 4/4) mottles; medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; common very coarse roots throughout and very few medium roots throughout and few coarse roots throughout; few medium tubular and common fine dendritic tubular pores; 4 percent faint 5YR 4/4), moist, clay films on surfaces along pores; 2 percent fine mica flakes, muscovite; noneffervescent; neutral, pH 6.8, pH indicator solutions. Lab sample # 16N09014

Bt2--91 to 136 centimeters (35.8 to 53.5 inches); reddish brown (5YR 5/4) and light brown (7.5YR 6/4) and brown (7.5YR 4/3) clay loam, reddish brown (5YR 4/4) and brown (7.5YR 4/4) and brown (7.5YR 4/3), moist; 40 percent sand; 30 percent clay; 5 percent (7.5YR 6/3) and 25 percent (7.5YR 6/4) mottles; coarse subangular blocky structure; hard, friable, slightly sticky, slightly plastic; common very coarse roots throughout and very few medium roots throughout and very few fine roots throughout and very few coarse roots throughout; common fine dendritic tubular pores; 4 percent faint 5YR 4/4), moist, clay films on surfaces along pores; 2 percent fine mica flakes, muscovite; 1 percent subangular less than 300-millimeter granite fragments; noneffervescent; neutral, pH 6.8, pH indicator solutions. Lab sample # 16N09015

2Bt3--136 to 213 centimeters (53.5 to 83.9 inches); yellowish red (5YR 4/6) clay loam, dark reddish brown (5YR 3/4), moist; 40 percent sand; 39 percent clay; coarse subangular blocky structure; extremely hard, firm, slightly sticky, moderately plastic; very few very fine roots throughout; common fine dendritic tubular pores; 10 percent prominent 2.5YR 3/6), moist, clay films on all faces of peds; 5 percent fine mica flakes, muscovite; 1 percent subangular less than 290-millimeter granite fragments; noneffervescent; neutral, pH 6.8, pH indicator solutions. Lab sample # 16N09016

2C--213 to 255 centimeters (83.9 to 100.4 inches); pink (7.5YR 7/4) and reddish yellow (7.5YR 7/8) and reddish yellow (7.5YR 6/6) loam, light brown (7.5YR 6/4) and strong brown (7.5YR 5/8) and yellowish red (5YR 4/6), moist; 45 percent sand; 26 percent clay; structureless massive; hard, friable, slightly sticky, slightly plastic; common fine irregular pores; 8 percent fine mica flakes, muscovite; noneffervescent; neutral, pH 6.8, pH indicator solutions.

 

 


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