IDENTIFIERS
Current Taxon Name (Soil Name):
Sinnigam
OSD
Series Extent
User Site ID:
S1991MT093008
User Pedon ID:
91MT093008
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
91P0947
NCSS Pedon Lab Data NASIS Record ID -
63984
Print Date:
11/24/2024
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:
45.9966660
Std. Longitude:
-112.7297211
Datum:
WGS84
Township:
3N
Range:
9W
Section:
21
PLSS Details:
2200 feet north and 1900 feet east of SW corner
State:
Montana
County:
MT093—Silver Bow
PEDON
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from SSL-CMS data
Pedon #:
8
Sampled As Information:
Soil Name -
Sinnigam
Classificaton Date -
7/1/1991
Dynamic Soil Properties:
Erosion Class -
2
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
7/1/1991 (actual site observation date)
Surface Cover Properties:
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
1
—
—
1640
—
90
—
—
—
—
—
—
—
—
—
—
—
—
—
—
A1—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; loam; weak fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots; fragments; very slight effervescence; moderately acid, pH 5.6, hellige-truog; abrupt smooth boundary. Lab sample # 91P05897. many very fine and fine roots
A2—5 to 13 centimeters (2.0 to 5.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; loam; weak fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 5.5 very fine and fine roots; fragments; very slight effervescence; neutral, pH 7.2, hellige-truog; clear wavy boundary. Lab sample # 91P05898. many very fine and fine roots
Bt1—13 to 30 centimeters (5.1 to 11.8 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; clay loam; moderate medium angular blocky structure; hard, friable, slightly sticky, slightly plastic; 5.5 very fine roots; fragments; very slight effervescence; slightly alkaline, pH 7.4, hellige-truog; clear wavy boundary. Lab sample # 91P05899. many very fine roots
Bt2—30 to 66 centimeters (11.8 to 26.0 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; clay loam; moderate medium angular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.5 very fine roots; fragments; very slight effervescence; slightly alkaline, pH 7.6, hellige-truog; gradual wavy boundary. Lab sample # 91P05900. few very fine roots
Bk—66 to 130 centimeters (26.0 to 51.2 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; sandy clay loam; weak fine granular structure; slightly hard, very friable, nonsticky, nonplastic; 0.5 very fine roots; fragments; strong effervescence; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 91P05901. few very fine roots
Cr—130 to 152 centimeters (51.2 to 59.8 inches); dark gray (5Y 4/1), light gray (10YR 7/1), dry; fragments. Lab sample # 91P05902. fractured tuff