IDENTIFIERS

Current Taxon Name (Soil Name): Zook

OSD

Series Extent

User Site ID: S1997IA047004L

User Pedon ID: 97IA047004L

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 98P0108

NCSS Pedon Lab Data NASIS Record ID - 10380

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: 42.0975838

Std. Longitude: -95.5688705

Datum: WGS84

Township: 84N

Range: 41W

Section: 12

PLSS Details: 820 feet north and 1450 feet east of the southwest corner

State: Iowa

County: IA047—Crawford

MLRA: 107—Iowa and Missouri Deep Loess Hills

Non-MLRA Soil Survey Area: IA047—Crawford County, Iowa

7.5 Minute USGS Quad: 42095-A5—Charter Oak, Iowa

PEDON

Describers Name: Sam R. Steckly

Current Taxonomic Class: Fine, smectitic, mesic Cumulic Vertic Endoaquolls

Current Taxon Kind: series

Pedon Type: TUD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Correlated Information:

Soil Name - Zook

Classificaton Date - 9/7/2004

Sampled As Information:

Soil Name - ZOOK

Classificaton Date - 6/10/1997

Moisture Class - udic

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: river valley

Landform: flood plain

Drainage Class: poorly

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 6/10/1997 (actual site observation date)

Air Photo ID: 32

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
0	—	—	—	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 15 centimeters (0.0 to 5.9 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; 34 percent clay; weak fine and medium subangular blocky parts to weak fine granular structure; friable; 5.0 very fine and fine roots throughout; 5.0 very fine moderate-continuity constricted tubular pores; fragments; moderately acid, pH 5.8, hellige-truog; abrupt boundary. Lab sample # 98P00698

A1—15 to 36 centimeters (5.9 to 14.2 inches); black (N 2/0), black (10YR 2/1), dry; silty clay loam; 38 percent clay; moderate fine subangular blocky parts to moderate fine granular structure; friable; 5.0 very fine and fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; slightly acid, pH 6.5, hellige-truog; clear boundary. Lab sample # 98P00699

A2—36 to 53 centimeters (14.2 to 20.9 inches); black (N 2/0), black (10YR 2/1), dry; silty clay loam; 39 percent clay; moderate fine subangular blocky parts to moderate fine granular structure; friable; 5.0 very fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; neutral, pH 7.1, hellige-truog; clear boundary. Lab sample # 98P00700

A3—53 to 71 centimeters (20.9 to 28.0 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; 38 percent clay; moderate fine subangular blocky parts to moderate fine granular structure; friable; 5.0 very fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; neutral, pH 7.1, hellige-truog; clear boundary. Lab sample # 98P00701

A4—71 to 91 centimeters (28.0 to 35.8 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; 38 percent clay; moderate fine subangular blocky parts to moderate fine granular structure; friable; 5.0 very fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; slightly alkaline, pH 7.7, hellige-truog; clear boundary. Lab sample # 98P00702

AB—91 to 122 centimeters (35.8 to 48.0 inches); black (10YR 2/1), very dark gray (10YR 3/1), dry; silty clay loam; 39 percent clay; 10 percent brown (7.5YR 4/4) fine distinct mottles; moderate medium prismatic parts to moderate fine subangular blocky structure; friable; 1.0 very fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; slightly alkaline, pH 7.4, hellige-truog; gradual boundary. Lab sample # 98P00703

Bg1—122 to 142 centimeters (48.0 to 55.9 inches); very dark gray (10YR 3/1) silty clay loam; 36 percent clay; 10 percent brown (7.5YR 4/4) fine distinct mottles; moderate medium prismatic parts to moderate fine subangular blocky structure; friable; 1.0 very fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; slightly alkaline, pH 7.5, hellige-truog; gradual boundary. Lab sample # 98P00704

Bg2—142 to 163 centimeters (55.9 to 64.2 inches); very dark gray (2.5Y 3/1) silty clay loam; 35 percent clay; 10 percent brown (7.5YR 4/4) fine distinct mottles; moderate medium and coarse prismatic parts to moderate fine and medium subangular blocky structure; friable; 1.0 very fine roots throughout; 50.0 very fine and fine high-continuity tubular pores; fragments; slightly alkaline, pH 7.5, hellige-truog; gradual boundary. Lab sample # 98P00705

Bg3—163 to 185 centimeters (64.2 to 72.8 inches); very dark gray (2.5Y 3/1) silty clay loam; 35 percent clay; 10 percent brown (7.5YR 4/4) fine distinct mottles; moderate coarse prismatic parts to moderate fine and medium subangular blocky structure; friable; 50.0 very fine and fine high-continuity tubular pores; fragments; slightly alkaline, pH 7.7, hellige-truog; clear boundary. Lab sample # 98P00706

Bg4—185 to 203 centimeters (72.8 to 79.9 inches); dark gray (2.5Y 4/1) silty clay loam; 32 percent clay; 10 percent brown (7.5YR 4/4) fine distinct mottles; moderate coarse prismatic parts to moderate fine and medium subangular blocky structure; friable; 59.0 very fine and fine high-continuity tubular pores; fragments; slightly alkaline, pH 7.8, hellige-truog. Lab sample # 98P00707