IDENTIFIERS

Current Taxon Name (Soil Name): Mulhall

OSD

Series Extent

User Site ID: S1991OK083002

User Pedon ID: S1991OK083002

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - KSSL

Lab Pedon # - 91P0873

NCSS Pedon Lab Data NASIS Record ID - 63911

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: 36.0291672

Std. Longitude: -97.4466629

Datum: WGS84

Location Description: Concave footslope - colluvial parent material.

Map Unit: MulC2—Mulhall loam, 3 to 5 percent slopes, eroded

Country: US—United States

State: Oklahoma

County: OK083—Logan

MLRA: 80A—Central Rolling Red Prairies

Regional Office: SC—South Central

MLRA Soil Survey Area: SC-STW—Stillwater, Oklahoma

7.5 Minute USGS Quad: 36097-A4—Mulhall, Oklahoma

PEDON

Describers Name: Chuck Sample

Current Taxonomic Class: Fine-loamy, siliceous, active, thermic Udic Paleustolls

Current Taxon Kind: series

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 2

Correlated Information:

Soil Name - Mulhall

PSC - 38 to 88 cm.

Classificaton Date - 5/13/2016

Classifier - Jerry Weinheimer

Soil Taxonomic Edition - twelfth edition

Moisture Class - ustic

Moisture Subclass - udic

Sampled As Information:

Soil Name - Mulhall

PSC - 36 to 79 cm.

Classificaton Date - 6/1/1991

Moisture Class - ustic

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

Certification Status: certified

QC Status: level 1

QA Status: level 1

SITE

Parent Material: colluvium derived from sandstone

Landscape: alluvial plain

Landform: hillslope

Geomorphic Component Hills: base slope

Hill Slope Profile: footslope

Slope Position: lower third

Runoff: medium

Drainage Class: well

Bedrock: with 10 to <45

Surface Fragments: 0.00 percent

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 6/1/1991 (actual site observation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - rangeland, grassland

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon secondary carbonates	0—48 28—137 137—173	—48— —109— —40—

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
6	—	—	305	—	90	79	—	—	16	27	4	17	28	6	—	—	—	3821	—

Ap—0 to 8 centimeters (0.0 to 3.1 inches); grayish brown (10YR 5/2), very dark grayish brown (10YR 3/2), moist; loam; 41 percent sand; 42 percent silt; 16 percent clay; moderate medium subangular blocky structure; hard, firm; 5.5 very fine and fine roots throughout and 0.5 medium roots throughout; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; abrupt smooth boundary. Lab sample # 91P05296. few medium roots throughout; many very fine and fine roots throughout

Ad—8 to 18 centimeters (3.1 to 7.1 inches); grayish brown (10YR 5/2), very dark grayish brown (10YR 3/2), moist; loam; 37 percent sand; 40 percent silt; 23 percent clay; strong medium subangular blocky structure; very hard, very firm; 2.5 very fine and fine roots throughout; 2.5 very fine and fine vesicular and tubular pores; fragments; noneffervescent, by hcl, unspecified; slightly acid, pH 6.5, hellige-truog; abrupt smooth boundary. Lab sample # 91P05297. common very fine and fine roots throughout

Bd—18 to 28 centimeters (7.1 to 11.0 inches); reddish brown (5YR 4/3), dark reddish brown (5YR 3/3), moist; clay loam; 31 percent sand; 35 percent silt; 35 percent clay; strong medium subangular blocky, and moderate medium granular structure; hard, firm; 2.5 very fine and fine roots throughout; 2.5 very fine and fine vesicular and tubular pores; 11 percent fine spherical iron-manganese concretions; fragments; noneffervescent, by hcl, unspecified; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # 91P05298. common fine iron-manganese concretions concentrations; common very fine and fine roots throughout

Bt1—28 to 48 centimeters (11.0 to 18.9 inches); reddish brown (5YR 4/3), dark reddish brown (5YR 3/3), moist; clay loam; 29 percent sand; 39 percent silt; 32 percent clay; moderate medium prismatic, and moderate medium subangular blocky structure; hard, firm; 5.5 very fine roots throughout and 2.5 fine roots throughout; 2.5 very fine and fine vesicular and tubular pores; 11 percent fine spherical iron-manganese concretions; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; clear smooth boundary. Lab sample # 91P05299. common fine iron-manganese concretions concentrations; common fine roots throughout; many very fine roots throughout

Bt2—48 to 58 centimeters (18.9 to 22.8 inches); reddish brown (5YR 4/4), dark reddish brown (5YR 3/4), moist; clay loam; 42 percent sand; 29 percent silt; 30 percent clay; moderate coarse prismatic, and weak medium subangular blocky structure; hard, firm; 2.5 very fine and fine roots throughout; 5.5 very fine and fine vesicular and tubular pores; 1 percent medium spherical iron-manganese concretions and 11 percent fine spherical iron-manganese concretions; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; clear wavy boundary. Lab sample # 91P05300. many sandgrains in cracks(5YR 5/8); common fine iron-manganese concretions concentrations; few medium iron-manganese concretions concentrations; common very fine and fine roots throughout

2Bt1—58 to 104 centimeters (22.8 to 40.9 inches); reddish brown (5YR 5/3), reddish brown (5YR 4/3), moist; sandy clay loam; 52 percent sand; 21 percent silt; 27 percent clay; 11 percent brown (10YR 5/3) medium distinct mottles; moderate medium prismatic, and moderate medium subangular blocky structure; hard, firm; 2.5 very fine and fine roots throughout; 2.5 very fine and fine vesicular and tubular pores; 30 percent fine and medium spherical iron-manganese concretions; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; clear wavy boundary. Lab sample # 91P05301. many sandgrains in cracks(5YR 5/8); many fine and medium iron-manganese concretions concentrations; common very fine and fine roots throughout; common medium distinct 10YR53 mottles

2Bt2—104 to 137 centimeters (40.9 to 53.9 inches); red (2.5YR 5/6), red (2.5YR 4/6), moist; sandy clay loam; 57 percent sand; 18 percent silt; 25 percent clay; moderate medium prismatic, and moderate coarse subangular blocky structure; hard, firm; 2.5 very fine and fine roots throughout; 5.5 very fine and fine vesicular and tubular pores; 30 percent fine and medium spherical iron-manganese concretions; fragments; noneffervescent, by hcl, unspecified; neutral, pH 7.0, hellige-truog; clear wavy boundary. Lab sample # 91P05302. the FeMn conc. make up 50% vol. of the soil; many sandgrain coatings on faces of peds; many fine and medium iron-manganese concretions concentrations; common very fine and fine roots throughout

2BCk—137 to 173 centimeters (53.9 to 68.1 inches); red (2.5YR 5/6), red (2.5YR 4/6), moist; sandy clay loam; 56 percent sand; 17 percent silt; 28 percent clay; 30 percent yellowish brown (10YR 5/4) fine and medium distinct and 30 percent yellowish brown (10YR 5/4) coarse distinct mottles; weak coarse prismatic, and moderate coarse subangular blocky structure; hard, firm; 0.5 very fine roots throughout; 2.5 very fine and fine vesicular and tubular pores; 11 percent medium irregular iron-manganese masses; 11 percent medium irregular lime masses; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 91P05303. common medium soft masses of lime concentrations; common medium soft masses of iron-manganese concentrations; few very fine roots throughout; many fine and medium distinct 10YR54 mottles; many coarse distinct 10YR54 mottles

3Bt—173 to 193 centimeters (68.1 to 76.0 inches); red (2.5YR 5/6), red (2.5YR 4/6), moist; sandy clay loam; 58 percent sand; 22 percent silt; 20 percent clay; 1 percent yellowish brown (10YR 5/4) fine and medium distinct mottles; moderate medium subangular blocky, and weak medium prismatic structure; hard, firm; 0.5 very fine roots throughout; 0.5 very fine and fine vesicular and tubular pores; , 2 percent by weight nonflat subrounded indurated 2-10-75 millimeter quartzite fragments observed by weighed method; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 91P05304. few very fine roots throughout; few fine and medium distinct 10YR54 mottles

3BC—193 to 206 centimeters (76.0 to 81.1 inches); red (2.5YR 4/6), dark red (2.5YR 3/6), moist; fine sandy loam; 66 percent sand; 17 percent silt; 17 percent clay; 1 percent light yellowish brown (10YR 6/4) fine and medium distinct mottles; weak medium prismatic structure; hard, firm; 0.5 very fine roots throughout; 0.5 very fine vesicular and tubular pores; 11 percent medium irregular carbonate concretions; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog; clear smooth boundary. Lab sample # 91P05305. common medium carbonate concretions concentrations; few very fine roots throughout; few fine and medium distinct 10YR64 mottles

3By—206 to 231 centimeters (81.1 to 90.9 inches); light gray (5Y 7/1), gray (5Y 5/1), moist; very fine sandy loam; 77 percent sand; 16 percent silt; 8 percent clay; fragments; strong effervescence, by hcl, unspecified; moderately alkaline, pH 8.0, hellige-truog. Lab sample # 91P05306. weathered sandstone with layers of FeMn < 1 cm thick