IDENTIFIERS

Current Taxon Name (Soil Name): DARMSTADT

OSD

Series Extent

User Site ID: S1990IL189048

User Pedon ID: S1990IL189048

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 91P0303

NCSS Pedon Lab Data NASIS Record ID - 63350

Print Date: 11/21/2024

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: 38.3805542

Std. Longitude: -89.4388885

Datum: WGS84

Township: 2S

Range: 3W

Section: 4

PLSS Details: 2110 feet E and 1600 feet N of the SW corner

State: Illinois

County: IL189—Washington

MLRA: 113—Central Claypan Areas

Non-MLRA Soil Survey Area: IL189—Washington County, Illinois

PEDON

Describers Name: MRG, KDB, WMM

Current Taxonomic Class: Fine-silty, mixed, mesic Albic Natraqualfs

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 48

Correlated Information:

Soil Name - DARMSTADT

PSC - 43 to 93 cm.

Classificaton Date - 12/9/2004

Moisture Class - aquic

Sampled As Information:

Soil Name - Darmstadt

Taxonomic Class - Fine-silty, mixed, mesic Albic Natraqualf

Taxon Kind - series

Classificaton Date - 10/4/1990

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: loess

Landform: upland slope

Drainage Class: somewhat poorly

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 10/4/1990 (actual site observation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - crop cover

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
—	—	—	140	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 23 centimeters (0.0 to 9.1 inches); dark grayish brown (10YR 4/2) silt loam; 16 percent clay; moderate medium granular structure; friable; 3.0 medium roots and 3.0 fine roots; 10 percent iron-manganese nodules; fragments; neutral, pH 7.2; abrupt smooth boundary. Lab sample # 91P01856; moist when described;

E—23 to 53 centimeters (9.1 to 20.9 inches); grayish brown (10YR 5/2) silt loam; 17 percent clay; moderate medium platy structure; friable; 3.0 fine roots; 10 percent iron-manganese nodules; fragments; neutral, pH 6.8; abrupt smooth boundary. Lab sample # 91P01857; moist when described;

Bt1—53 to 61 centimeters (20.9 to 24.0 inches); brown (10YR 4/3) silty clay loam; 38 percent clay; 1 percent yellowish brown (10YR 5/6) fine distinct and 3 percent dark yellowish brown (10YR 4/4) medium faint mottles; moderate medium subangular blocky structure; firm; 3.0 fine roots; 75 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; moderately acid, pH 5.6; clear smooth boundary. Lab sample # 91P01858; moist when described;

Bt2—61 to 74 centimeters (24.0 to 29.1 inches); brown (10YR 5/3) silty clay loam; 36 percent clay; 1 percent dark yellowish brown (10YR 4/4) fine faint and 3 percent strong brown (7.5YR 5/6) fine prominent mottles; moderate medium subangular blocky, and moderate medium prismatic structure; firm; 3.0 very fine roots; 30 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds and 30 percent distinct light gray (10YR 7/2), moist, silt coats; 10 percent iron-manganese nodules; fragments; neutral, pH 6.8; clear smooth boundary. Lab sample # 91P01859; moist when described;

Btg1—74 to 86 centimeters (29.1 to 33.9 inches); grayish brown (10YR 5/2) silty clay loam; 36 percent clay; 1 percent strong brown (7.5YR 5/6) fine prominent and 3 percent yellowish brown (10YR 5/6) fine distinct mottles; moderate medium prismatic structure; firm; 0.5 very fine roots; 30 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds and 30 percent distinct light gray (10YR 7/2), moist, silt coats; 10 percent iron-manganese nodules; fragments; slightly alkaline, pH 7.5; gradual smooth boundary. Lab sample # 91P01860; moist when described;

Btg2—86 to 102 centimeters (33.9 to 40.2 inches); grayish brown (2.5Y 5/2) silty clay loam; 30 percent clay; 1 percent strong brown (7.5YR 5/6) fine prominent and 3 percent yellowish brown (10YR 5/6) medium prominent mottles; weak medium granular structure; friable; 0.5 very fine roots; 30 percent distinct dark gray (10YR 4/1), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; moderately alkaline, pH 8.0; gradual smooth boundary. Lab sample # 91P01861; moist when described;

Btg3—102 to 127 centimeters (40.2 to 50.0 inches); grayish brown (2.5Y 5/2) silt loam; 26 percent clay; 3 percent yellowish brown (10YR 5/6) fine prominent and 21 percent strong brown (7.5YR 5/6) medium prominent mottles; weak medium granular structure; friable; 0.5 very fine roots; 10 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 30 percent iron-manganese nodules; fragments; moderately alkaline, pH 8.0; gradual smooth boundary. Lab sample # 91P01862; moist when described;

Btg4—127 to 155 centimeters (50.0 to 61.0 inches); light brownish gray (2.5Y 6/2) silt loam; 22 percent clay; 3 percent yellowish brown (10YR 5/6) medium prominent and 3 percent strong brown (7.5YR 5/6) medium prominent mottles; weak medium granular structure; friable; 0.5 very fine roots; 10 percent distinct grayish brown (10YR 5/2), moist, clay films on all faces of peds; 10 percent iron-manganese nodules; fragments; moderately alkaline, pH 8.0; gradual smooth boundary. Lab sample # 91P01863; moist when described;

2Btg5—155 to 170 centimeters (61.0 to 66.9 inches); dark grayish brown (2.5Y 4/2) silt loam; 18 percent clay; 3 percent strong brown (7.5YR 5/6) medium prominent and 3 percent grayish brown (10YR 5/2) medium prominent mottles; weak coarse granular structure; friable; 0.5 very fine roots; 10 percent distinct dark grayish brown (10YR 4/2), moist, clay films on all faces of peds; 30 percent iron-manganese nodules; fragments; slightly alkaline, pH 7.8; abrupt smooth boundary. Lab sample # 91P01864; moist when described;