IDENTIFIERS
Current Taxon Name (Soil Name):
Holtville
OSD
Series Extent
User Site ID:
S1981AZ015001
User Pedon ID:
81AZ015001
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
81P0366
NCSS Pedon Lab Data NASIS Record ID -
49210
Print Date:
11/11/2024
LOCATION
Location In Web Soil Survey
AOI is roughly a square mile and pedon is marked in the center.
Location in SoilWeb
Location in Google Maps
Std. Latitude:
34.8908348
Std. Longitude:
-114.5586090
Datum:
WGS84
Township:
17N
Range:
21W
Section:
6
PLSS Details:
1500 feet S and 1000 feet E of NW corner
Location Description:
The site is approx 5.5 mi NE of Needles, CA
State:
Arizona
County:
AZ015—Mohave
PEDON
Describers Name:
R. C. Herriman, W. D. Nettleton R. L. Barmore
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from SSL-CMS data
Pedon #:
1
Sampled As Information:
Soil Name -
Holtville
Taxonomic Class -
Clayey over loamy, montmorillonitic (calcareous) Typic Torrifluvents
Classificaton Date -
3/1/1981
Moisture Class -
xeric
Dynamic Soil Properties:
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landform:
flood plain
Runoff:
low
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
3/1/1981 (actual site observation date)
Surface Cover Properties:
Site Obs. Cover Kind 1 -
grass/herbaceous cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
water erosion
Setting and Climate
Slope
Slope Length USLE
Upslope Length
Elev.
Corr. Elev
Aspect
MAP
REAP
FFD
MAAT
MSAT
MWAT
MAST
MSST
MWST
MFFP
PE Index
Climate Station ID
Climate Station Name
Climate Station Type
%
m
degrees
mm
mm
C
mm
—
—
—
140
—
9
—
—
22
34
11
—
—
—
—
—
—
—
—
1A11—0 to 2 centimeters (0.0 to 0.8 inches); pale brown (10YR 6/3) interior, brown (10YR 4/3) interior, moist; silty clay loam; moderate medium platy structure; slightly hard, friable, moderately sticky, moderately plastic; 5.5 very fine roots; 5.5 very fine interstitial pores; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 81P01949. many very fine roots
1A12—2 to 13 centimeters (0.8 to 5.1 inches); brown (10YR 5/3) interior, dark brown (10YR 3/3) interior, moist; silty clay loam; weak fine platy, and weak fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; 5.5 very fine roots; 5.5 very fine interstitial and tubular pores; fragments; strong effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 81P01950. many very fine roots
1C1—13 to 28 centimeters (5.1 to 11.0 inches); brown (10YR 4/3) interior, dark brown (10YR 3/3) interior, moist; silty clay; massive; very hard, very firm, very sticky, very plastic; 5.5 very fine roots; 5.5 very fine tubular pores; 55 percent very dark gray (10YR 3/1) coats on faces of peds and 55 percent yellowish red (5YR 5/6) coats on faces of peds; 30 percent fine salt crystals; fragments; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 81P01951. many fine halite crystals concentrations; many coats surface features on faces of peds; many coats surface features on faces of peds; many very fine roots
1C2—28 to 51 centimeters (11.0 to 20.1 inches); brown (10YR 4/3) interior, dark brown (10YR 3/3) interior, moist; silty clay; 1 percent yellowish red (5YR 5/6) mottles; massive; very hard, very firm, very sticky, very plastic; 5.5 very fine roots; 2.5 very fine tubular pores; 55 percent very dark gray (10YR 3/1) coats on faces of peds; 1 percent fine salt crystals; fragments; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 81P01952. few fine halite crystals concentrations; many coats surface features on faces of peds; many very fine roots; few 5YR56 mottles
1C3—51 to 81 centimeters (20.1 to 31.9 inches); brown (10YR 4/3) interior, dark brown (10YR 3/3) interior, moist; clay; 11 percent yellowish red (5YR 5/6) mottles; massive; very hard, very firm, very sticky, very plastic; 0.5 very fine roots; 2.5 fine tubular pores; 55 percent very dark gray (10YR 3/1) coats on faces of peds; 1 percent salt crystals; fragments; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 81P01953. few halite crystals concentrations; many coats surface features on faces of peds; few very fine roots; common 5YR56 mottles
2C4—81 to 94 centimeters (31.9 to 37.0 inches); pale brown (10YR 6/3) interior, brown (10YR 4/3) interior, moist; silt loam; 11 percent yellowish red (5YR 5/6) mottles; massive; hard, firm, moderately sticky, moderately plastic; 0.5 very fine roots; 5.5 very fine tubular pores; fragments; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.8, hellige-truog; clear smooth boundary. Lab sample # 81P01954. few very fine roots; common 5YR56 mottles
2C5—94 to 107 centimeters (37.0 to 42.1 inches); light brown (7.5YR 6/4) interior, brown (7.5YR 4/4) interior, moist; silty clay loam; 11 percent yellowish red (5YR 4/6) mottles; massive; very hard, very firm, moderately sticky, moderately plastic; 0.5 fine roots; 5.5 very fine tubular pores; fragments; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.4, hellige-truog; clear smooth boundary. Lab sample # 81P01955. few fine roots; common 5YR46 mottles
2C6—107 to 112 centimeters (42.1 to 44.1 inches); light brown (7.5YR 6/4) interior, brown (7.5YR 4/4) interior, moist; silt loam; massive; slightly hard, friable, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 very fine tubular pores; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 81P01956. Few fine filaments.; few fine roots
2C7—112 to 119 centimeters (44.1 to 46.9 inches); light brown (7.5YR 6/4) interior, brown (7.5YR 4/4) interior, moist; silty clay loam; 1 percent yellowish red (5YR 4/6) mottles; massive; very hard, firm, moderately sticky, moderately plastic; 0.5 fine roots; 2.5 very fine tubular pores; fragments; violent effervescence, by hcl, 1n; slightly alkaline, pH 7.6, hellige-truog; clear smooth boundary. Lab sample # 81P01957. Few lime filaments.; few fine roots; few 5YR46 mottles
2C8—119 to 132 centimeters (46.9 to 52.0 inches); very pale brown (10YR 7/3) interior, very pale brown (10YR 7/3) interior, moist; silt loam; 1 percent yellowish red (5YR 4/6) mottles; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 fine roots; 0.5 medium tubular pores; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 81P01958. Few lime filaments.; few fine roots; few 5YR46 mottles
2C9—132 to 137 centimeters (52.0 to 53.9 inches); light brown (7.5YR 6/4) interior, brown (7.5YR 4/4) interior, moist; silty clay loam; massive; hard, firm, moderately sticky, moderately plastic; 0.5 fine roots; 0.5 fine tubular pores; fragments; violent effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 81P01959. Common lime filaments.; few fine roots
2C10—137 to 168 centimeters (53.9 to 66.1 inches); brown (10YR 4/3) interior, brown (10YR 4/3) interior, moist; very fine sandy loam; 11 percent yellowish red (5YR 4/6) mottles; massive; slightly hard, friable, slightly sticky, slightly plastic; 0.5 fine roots; 0.5 medium tubular pores; fragments; violent effervescence, by hcl, 1n; strongly alkaline, pH 8.6, hellige-truog. Lab sample # 81P01960. few fine roots; common 5YR46 mottles