IDENTIFIERS

Current Taxon Name (Soil Name): Niangua

OSD

Series Extent

User Site ID: 1985MO029001S

User Pedon ID: 1985MO029001

Vegetation Plot ID: S1985MO029001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 86P0213

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: 38.1027794

Std. Longitude: -92.6252747

Datum: WGS84

Township: T39N

Range: R15W

Section: 19

PLSS Details: NE corner of NW 1/4 of the SW 1/4

Location Description: Toronto Quadrangle.

State: Missouri

County: MO029—Camden

MLRA: 116A—Ozark Highland

PEDON

Describers Name: W. D. Broderson, D. W. Wolf, and D. Viele

Current Taxonomic Class: Very-fine, mixed, active, mesic Typic Hapludalfs

Current Taxon Kind: series

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 1

Correlated Information:

Soil Name - Niangua

PSC - 61 to 98 cm.

Classificaton Date - 2/1/2010

Moisture Class - udic

Sampled As Information:

Soil Name - Niangua

Taxonomic Class - Loamy-skeletal over clayey, mixed, mesic Typic Hap

Taxon Kind - series

PSC - 61 to 98 cm.

Classificaton Date - 11/1/1985

Moisture Class - udic

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: residuum weathered from metamorphic and sedimentary rock

Landscape: mountains or deeply dissected plateaus

Landform: upland slope

Geomorphic Component Hills: interfluve

Hill Slope Profile: summit

Slope Shape Down: convex

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 11/1/1985 (actual site observation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - hardwoods

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
JUVI QUST QUVE	Juniperus virginiana Quercus stellata Quercus velutina	eastern redcedar post oak black oak	— — —	— — —	— — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon argillic horizon paralithic contact lithic contact	0—7 61—98 98—108 108—115	—- —- —- —-

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
4	—	—	2505	—	225	102	—	—	—	—	—	—	—	—	—	—	—	—	—

Oi—0 to 1 centimeters (0.0 to 0.4 inches); unknown texture; fragments. Lab sample # 86P01266

A—1 to 8 centimeters (0.4 to 3.1 inches); very dark brown (10YR 2/2) interior, grayish brown (10YR 5/2) interior, dry; very gravelly silt loam; moderate very fine and fine granular structure; very friable; 5.5 medium roots throughout; 5.5 very fine and fine interstitial and interstitial pores; 35 percent by volume 2-39-75 millimeter sedimentary, unspecified fragments; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 86P01267; moist when described;. many medium roots throughout

BE—8 to 48 centimeters (3.1 to 18.9 inches); brown (7.5YR 5/4) interior, brown (10YR 5/3) interior, dry; very gravelly silt loam; weak fine and medium subangular blocky, and weak fine granular structure; very friable; 5.5 fine and medium roots throughout and 2.5 coarse roots throughout; 5.5 very fine and fine interstitial and interstitial pores; 2 percent by volume 75-162-250 millimeter sedimentary, unspecified fragments and 45 percent by volume 2-39-75 millimeter sedimentary, unspecified fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 86P01268; wet when described;. many fine and medium roots throughout; common coarse roots throughout

2E—48 to 62 centimeters (18.9 to 24.4 inches); brown (10YR 5/3) interior extremely gravelly silt loam; weak fine and medium subangular blocky structure; very friable; 2.5 medium and coarse roots between peds and 5.5 fine roots between peds; 5.5 very fine and fine interstitial pores; 15 percent by volume 75-162-250 millimeter sedimentary, unspecified fragments and 50 percent by volume 2-39-75 millimeter sedimentary, unspecified fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 86P01269; wet when described;. many fine roots between peds; common medium and coarse roots between peds

2Bt1—62 to 73 centimeters (24.4 to 28.7 inches); brown (7.5YR 4/4) interior gravelly silty clay; moderate fine and medium subangular blocky structure; firm; 0.5 fine and medium roots between peds; 5.0 very fine and fine interstitial pores; 20 percent by volume 2-39-75 millimeter sedimentary, unspecified fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 86P01270; wet when described;. Water seepage into soil pit at 61 cm.; few fine and medium roots between peds

2Bt2—73 to 99 centimeters (28.7 to 39.0 inches); dark yellowish brown (10YR 4/4) interior clay; moderate fine and medium subangular blocky structure; firm; 0.5 fine and medium roots between peds; 0.5 very fine and fine interstitial pores; 2 percent by volume 75-162-250 millimeter sedimentary, unspecified fragments and 10 percent by volume 2-39-75 millimeter sedimentary, unspecified fragments; moderately acid, pH 6.0, hellige-truog; clear wavy boundary. Lab sample # 86P01271; wet when described;. few fine and medium roots between peds

2Cr—99 to 109 centimeters (39.0 to 42.9 inches); clay loam; 0.5 fine roots in cracks; fragments; slight effervescence, by hcl, 1n; moderately alkaline, pH 8.0, hellige-truog; abrupt wavy boundary. Lab sample # 86P01272; wet when described;. few fine roots in cracks

2R—109 to 116 centimeters (42.9 to 45.7 inches); unknown texture; fragments. Not sampled.