IDENTIFIERS
Current Taxon Name (Soil Name):
Ladoga
OSD
Series Extent
User Site ID:
S1974IA103002
User Pedon ID:
1974IA103002
Lab Information:
Certified Lab Pedon Description -
yes
Lab Source ID -
SSL
Lab Pedon # -
40A2342
NCSS Pedon Lab Data NASIS Record ID -
37039
Print Date:
5/20/2024
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:
41.5367426
Std. Longitude:
-91.5965083
Datum:
WGS84
Township:
78N
Range:
6W
Section:
30
PLSS Details:
1080 feet south and 640 feet east of northwest corner
State:
Iowa
County:
IA103—Johnson
MLRA:
108—Illinois and Iowa Deep Loess and Drift
Non-MLRA Soil Survey Area:
IA103—Johnson County, Iowa
PEDON
Current Taxonomic Class:
Fine, smectitic, mesic Mollic Hapludalfs
Current Taxon Kind:
series
Pedon Type:
TUD pedon
Pedon Purpose:
soil survey inventory
Pedon Record Orgin:
NASIS
Pedon #:
2
Correlated Information:
Soil Name -
Ladoga
Classificaton Date -
7/11/2007
Moisture Class -
udic
Sampled As Information:
Soil Name -
Ladoga
Taxonomic Class -
Fine-silty, smectitic, mesic Mollic Hapludalfs
Taxon Kind -
taxadjunct
Classificaton Date -
10/17/1974
Moisture Class -
udic
Dynamic Soil Properties:
Erosion Class -
1
Pedoderm Loose Cover Indicator -
no
Hydric:
no
QA Status:
level 1
SITE
Parent Material:
loess
Landform:
upland slope
Surface Fragments:
Benchmark Soil?:
no
VEGETATION
SITE OBSERVATION
Observation Date:
10/17/1974 (actual site observation date)
Surface Cover Properties:
Pedoderm Loose Cover Indicator -
no
Drained? -
no
Bedded Soil? -
no
Forest Plantation? -
no
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
3
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Ap—0 to 15 centimeters (0.0 to 5.9 inches); very dark brown (10YR 2/2), grayish brown (10YR 5/2), dry; silt loam; weak fine granular structure; friable; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # 40A18354
E—15 to 25 centimeters (5.9 to 9.8 inches); dark grayish brown (10YR 4/2), light brownish gray (10YR 6/2), dry; silt loam; weak medium platy structure; friable; fragments; moderately acid, pH 6.0; abrupt smooth boundary. Lab sample # 40A18355
BE—25 to 38 centimeters (9.8 to 15.0 inches); brown (10YR 4/3) silty clay loam; moderate fine subangular blocky structure; friable; light gray (10YR 7/2) silt coats; fragments; moderately acid, pH 5.8; gradual smooth boundary. Lab sample # 40A18356. discontinuous - phpvsfiid 1165988; discontinuous - phpvsfiid 1165988
Bt1—38 to 51 centimeters (15.0 to 20.1 inches); brown (10YR 4/3) and yellowish brown (10YR 5/4) crushed silty clay loam; moderate fine subangular blocky, and moderate fine angular blocky structure; firm; light gray (10YR 7/2) silt coats and clay films; fragments; moderately acid, pH 5.6; gradual smooth boundary. Lab sample # 40A18357. continuous - phpvsfiid 1165986; discontinuous - phpvsfiid 1165987; continuous - phpvsfiid 1165986; discontinuous - phpvsfiid 1165987
Bt2—51 to 64 centimeters (20.1 to 25.2 inches); brown (10YR 4/3) and yellowish brown (10YR 5/4) crushed silty clay loam; moderate fine and medium angular blocky, and moderate fine and medium subangular blocky structure; firm; light gray (10YR 7/2) silt coats and clay films; fragments; moderately acid, pH 5.6; gradual smooth boundary. Lab sample # 40A18358. discontinuous - phpvsfiid 1165984; discontinuous - phpvsfiid 1165985; discontinuous - phpvsfiid 1165984; discontinuous - phpvsfiid 1165985
Bt3—64 to 84 centimeters (25.2 to 33.1 inches); brown (10YR 4/3) and yellowish brown (10YR 5/4) crushed silty clay loam; 1 percent light brownish gray (10YR 6/2) fine faint and 1 percent light brownish gray (10YR 6/2) fine faint mottles; weak fine prismatic, and weak medium angular blocky, and weak medium subangular blocky structure; firm; light gray (10YR 7/2) silt coats and clay films; fragments; moderately acid, pH 5.6; gradual smooth boundary. Lab sample # 40A18359. discontinuous - phpvsfiid 1165982; discontinuous - phpvsfiid 1165983; discontinuous - phpvsfiid 1165982; discontinuous - phpvsfiid 1165983
BCt1—84 to 109 centimeters (33.1 to 42.9 inches); brown (10YR 5/3) silty clay loam; 3 percent light brownish gray (2.5Y 6/2) fine prominent mottles; weak fine prismatic, and weak medium angular blocky, and weak medium subangular blocky structure; firm; light gray (10YR 7/2) silt coats and clay films; fragments; strongly acid, pH 5.2; gradual smooth boundary. Lab sample # 40A18360. discontinuous - phpvsfiid 1165980; discontinuous - phpvsfiid 1165981; discontinuous - phpvsfiid 1165980; discontinuous - phpvsfiid 1165981
BCt2—109 to 124 centimeters (42.9 to 48.8 inches); brown (10YR 5/3) silty clay loam; brown (10YR 5/3) and light brownish gray (2.5Y 6/2) mottles; weak medium prismatic structure; firm; clay films; fragments; moderately acid, pH 5.8; gradual smooth boundary. Lab sample # 40A18361. discontinuous - phpvsfiid 1165979; discontinuous - phpvsfiid 1165979
C—124 to 152 centimeters (48.8 to 59.8 inches); brown (10YR 5/3) silty clay loam; massive; firm; fragments; moderately acid, pH 5.8.