IDENTIFIERS
Current Taxon Name (Soil Name):
Heldt
OSD
Series Extent
User Site ID:
S1999CO087002
User Pedon ID:
99CO087002
Lab Information:
Certified Lab Pedon Description -
no
Lab Source ID -
SSL
Lab Pedon # -
99P0379
NCSS Pedon Lab Data NASIS Record ID -
11238
Print Date:
9/24/2024
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:
40.2905006
Std. Longitude:
-103.5698853
Datum:
WGS84
Township:
4N
Range:
55W
Section:
30
PLSS Details:
120 feet S and 5280 feet W of the NE 1/4
State:
Colorado
County:
CO087—Morgan
MLRA:
67—Central High Plains
Non-MLRA Soil Survey Area:
CO087—Morgan County, Colorado
7.5 Minute USGS Quad:
40103-C5—Brush East, Colorado
PEDON
Describers Name:
jwb, ms
Current Taxonomic Class:
Fine-silty, mixed, superactive, mesic Torrertic Haplustepts
Current Taxon Kind:
series
Pedon Purpose:
full pedon description
Pedon Record Orgin:
Converted from PDP 3.x
Pedon #:
2
Correlated Information:
Soil Name -
Heldt
Classificaton Date -
6/15/2007
Moisture Class -
ustic
Sampled As Information:
Soil Name -
Heldt
Taxonomic Class -
Fine, smectitic, mesic Typic Haplustert
Taxon Kind -
series
Classificaton Date -
6/30/1999
Moisture Class -
ustic
Dynamic Soil Properties:
Erosion Class -
0
Pedoderm Loose Cover Indicator -
no
Hydric:
no
SITE
Landscape:
plains
Landform:
terrace
Runoff:
high
Drainage Class:
well
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
6/30/1999 (actual site observation date)
Air Photo ID:
43
Surface Cover Properties:
Site Obs. Cover Kind 1 -
crop cover
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
Site Erosion Accelerated:
wind and water erosion
Pedon Diagnostic Features
Feature Kind
Feature Depth L-H
Feature Thickness L-RV-H
cm
ochric epipedon
cambic horizon
slickensides
0—15
15—69
15—203
—-
—-
—-
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
0
—
—
1280
—
180
356
—
—
8.9
—
—
—
—
—
—
—
—
—
—
Ap—0 to 16 centimeters (0.0 to 6.3 inches); grayish brown (10YR 5/2), dark grayish brown (10YR 4/2) crushed and dark grayish brown (10YR 4/2), moist; clay; 42 percent clay; weak fine subangular blocky, and weak medium subangular blocky parts to weak fine granular structure; hard when dry, firm, moderately sticky, moderately plastic; slow permeability; 8.0 very fine roots; fragments; very slight effervescence; moderately alkaline, pH 8.0, hellige-truog; abrupt smooth boundary. Lab sample # 99P02069
Bw1—16 to 26 centimeters (6.3 to 10.2 inches); grayish brown (10YR 5/2), dark grayish brown (2.5Y 4/2) and grayish brown (10YR 5/2) crushed, moist; clay; 48 percent clay; moderate medium prismatic parts to strong fine angular blocky, and strong medium angular blocky structure; very hard, very firm, very sticky, very plastic; slow permeability; 2.0 very fine roots; 0.8 very fine tubular pores; fragments; very slight effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 99P02070
Bw2—26 to 51 centimeters (10.2 to 20.1 inches); grayish brown (2.5Y 5/2), grayish brown (10YR 5/2) crushed and dark grayish brown (2.5Y 4/2), moist; clay loam; 35 percent clay; weak medium prismatic parts to moderate fine angular blocky, and moderate medium angular blocky structure; hard when dry, firm, slightly sticky, slightly plastic; moderately slow permeability; 4.0 very fine roots; 3.0 very fine tubular pores; fragments; 8.19999981 Thymol-blue; slight effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 99P02071
Bw3—51 to 69 centimeters (20.1 to 27.2 inches); light yellowish brown (2.5Y 6/3), light olive brown (2.5Y 5/3) and grayish brown (10YR 5/2) crushed, moist; clay loam; 30 percent clay; weak medium prismatic parts to moderate fine and medium subangular blocky structure; hard when dry, firm, slightly sticky, slightly plastic; moderately slow permeability; 0.8 very fine roots; 0.8 very fine vesicular and 2.0 very fine tubular and 2.0 fine tubular pores; 6 percent faint clay films in root channels and/or pores; worm casts; fragments; slight effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 99P02072
Bk—69 to 108 centimeters (27.2 to 42.5 inches); light olive brown (2.5Y 5/3), dark grayish brown (2.5Y 4/2) and dark grayish brown (10YR 4/2) crushed, moist; very fine sandy loam; 17 percent clay; weak medium prismatic parts to weak medium subangular blocky structure; slightly hard, friable, nonsticky, nonplastic; moderate permeability; 0.8 very fine roots; 4.0 very fine vesicular pores; fragments; slight effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 99P02073
Bss—108 to 160 centimeters (42.5 to 63.0 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2) and dark grayish brown (10YR 4/2) crushed, moist; clay; 45 percent clay; moderate medium subangular blocky, and moderate medium angular blocky structure; very hard, very firm, very sticky, very plastic; slow permeability; 0.8 very fine roots; 0.8 very fine vesicular and 0.8 fine vesicular pores; 2 percent fine salt masses and 5 percent fine gypsum crystals, unspecified; fragments; 8.19999981 Thymol-blue; slight effervescence; moderately alkaline, pH 8.2, hellige-truog; clear smooth boundary. Lab sample # 99P02074
Bssy—160 to 203 centimeters (63.0 to 79.9 inches); grayish brown (2.5Y 5/2), dark grayish brown (2.5Y 4/2) and dark grayish brown (10YR 4/2) crushed, moist; clay; 40 percent clay; weak coarse prismatic parts to weak medium subangular blocky structure; hard when dry, firm, very sticky, very plastic; slow permeability; 0.8 very fine tubular and 0.8 fine vesicular pores; 5 percent fine irregular salt masses and fine gypsum crystals, unspecified; fragments; slight effervescence; moderately alkaline, pH 8.2, hellige-truog. Lab sample # 99P02075