IDENTIFIERS

Current Taxon Name (Soil Name): Irwin

User Site ID: 06KS015007

User Pedon ID: 06KS015007

User Site Association ID: Irwin, Ladysmith, Dwight, Konza DeAnn Presley PhD studyKansas State University Laboratory PedonsKSU _ Presley dissertation

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - KSU

Lab Pedon # - 06KS015007

NCSS Pedon Lab Data NASIS Record ID - 40817

Print Date: 1/28/2025

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: 37.9017563

Std. Longitude: -96.6157455

Datum: WGS84

Township: 25S

Range: 7E

Section: 1

Map Unit: 4671—Irwin silty clay loam, 1 to 3 percent slopes

State: Kansas

County: KS015—Butler

MLRA: 76—Bluestem Hills

Non-MLRA Soil Survey Area: KS015—Butler County, Kansas

7.5 Minute USGS Quad: 37096-H5—Rosalia NE, Kansas

PEDON

Describers Name: DeAnn Presley

Current Taxonomic Class: Fine, smectitic, mesic Typic Paleustolls

Pedon Purpose: research site

Pedon Record Orgin: NASIS

Sampled As Information:

Soil Name - Irwin

Taxonomic Class - Fine, smectitic, mesic Typic Paleustolls

PSC - 17 to 67 cm.

Classificaton Date - 2/25/2006

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: clayey loess over colluvium over colluvium over colluvium

Slope Shape Across: concave

Slope Shape Down: linear

Flooding: none flooding

Ponding: none ponding

Geology: Chase group .

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 2/25/2006 (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

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon redox concentrations secondary carbonates lithologic discontinuity lithologic discontinuity gypsum accumulations lithologic discontinuity slickensides	0—49 17— 17— 61—96 80—96 96—119 96— 119— 119—	—- —- —- —- —- —- —- —- —-

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	—	—	452	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

A—0 to 6 centimeters (0.0 to 2.4 inches); grayish brown (10YR 5/2) broken face, very dark brown (10YR 2/2) rubbed, moist; silt loam; 20 percent clay; moderate fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 1.0 fine roots throughout; 1.0 fine dendritic tubular pores; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1531; observed in push tube

BA—6 to 17 centimeters (2.4 to 6.7 inches);, very dark brown (10YR 2/2) broken face, moist; silty clay loam; 39 percent clay; moderate medium subangular blocky structure; moderately hard, firm, moderately sticky, moderately plastic; 1.0 fine roots throughout; 1.0 fine dendritic tubular pores; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # KSUR1532; observed in push tube

Bt1—17 to 31 centimeters (6.7 to 12.2 inches);, very dark grayish brown (10YR 3/2) broken face, moist; silty clay; 44 percent clay; moderate medium prismatic structure; very firm, very sticky, very plastic; 0.5 very fine roots between peds; 1.0 fine dendritic tubular pores; 5 percent faint very dark grayish brown (10YR 3/2), moist, organoargillans; 4 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron and 5 percent fine faint black (N 2.5/0), moist, iron-manganese nodules; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1533; observed in push tube. discontinuous - phpvsfiid 329470; discontinuous - phpvsfiid 329470

Bt2—31 to 49 centimeters (12.2 to 19.3 inches);, dark brown (10YR 3/3) broken face, moist; silty clay; 44 percent clay; moderate medium prismatic structure; very firm, very sticky, very plastic; 0.5 fine roots between peds; 0.5 fine irregular pores; 10 percent faint dark brown (10YR 3/3), moist, organoargillans; 5 percent fine faint black (N 2.5/0), moist, iron-manganese nodules and 10 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1534; observed in push tube. discontinuous - phpvsfiid 329471; discontinuous - phpvsfiid 329471

Bt3—49 to 61 centimeters (19.3 to 24.0 inches);, 75 percent dark brown (10YR 3/3) broken face and 25 percent brown (10YR 4/3) broken face, moist; silty clay; 40 percent clay; moderate medium prismatic structure; very firm, very sticky, very plastic; 0.5 very fine roots between peds; 0.5 fine irregular pores; 5 percent faint dark brown (10YR 3/3), moist, clay films; 5 percent fine faint black (N 2.5/0), moist, iron-manganese nodules and 10 percent fine distinct dark yellowish brown (10YR 4/6), moist, masses of oxidized iron; fragments; noneffervescent, by hcl, 1n; abrupt smooth boundary. Lab sample # KSUR1535; observed in push tube. patchy - phpvsfiid 329472; patchy - phpvsfiid 329472

Btk1—61 to 80 centimeters (24.0 to 31.5 inches);, brown (10YR 4/3) broken face, moist; silty clay; 42 percent clay; moderate medium prismatic structure; very firm, very sticky, very plastic; 0.5 fine roots between peds; 0.5 fine irregular pores; 5 percent faint dark brown (10YR 3/3), moist, clay films; 5 percent fine faint black (N 2.5/0), moist, iron-manganese nodules and 10 percent fine distinct strong brown (7.5YR 4/6), moist, masses of oxidized iron; 2 percent medium distinct light brownish gray (10YR 6/2), moist, carbonate nodules; fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1536; observed in push tube. patchy - phpvsfiid 329473; patchy - phpvsfiid 329473

2Btk2—80 to 96 centimeters (31.5 to 37.8 inches);, brown (7.5YR 4/3) broken face, moist; silty clay; 44 percent clay; moderate medium subangular blocky structure; very firm, very sticky, very plastic; 0.2 very fine roots between peds; 0.5 fine irregular pores; 5 percent faint dark brown (10YR 3/3), moist, clay films; 5 percent fine faint strong brown (7.5YR 4/6), moist, masses of oxidized iron and 5 percent fine distinct black (N 2.5/0), moist, iron-manganese nodules; 2 percent medium distinct light brownish gray (10YR 6/2), moist, carbonate nodules; 1 percent by volume 5-?-10 millimeter chert fragments; noneffervescent, by hcl, 1n; gradual smooth boundary. Lab sample # KSUR1537; observed in push tube. patchy - phpvsfiid 329474; patchy - phpvsfiid 329474

3Bty—96 to 119 centimeters (37.8 to 46.9 inches);, reddish brown (5YR 4/4) broken face, moist; silty clay; 44 percent clay; moderate medium prismatic structure; very firm, very sticky, very plastic; 0.5 fine irregular pores; 5 percent faint dark brown (7.5YR 3/3), moist, clay films; 5 percent fine distinct black (N 2.5/0), moist, iron-manganese nodules and 5 percent fine faint yellowish red (5YR 4/6), moist, masses of oxidized iron; 5 percent medium distinct grayish brown (10YR 5/2), moist, gypsum masses; 3 percent by volume 5-?-10 millimeter chert fragments; noneffervescent, by hcl, 1n; clear smooth boundary. Lab sample # KSUR1538; observed in push tube. patchy - phpvsfiid 329475; patchy - phpvsfiid 329475

4Btssy—119 to 141 centimeters (46.9 to 55.5 inches);, reddish brown (5YR 4/4) broken face, moist; silty clay; 50 percent clay; moderate very fine wedge structure; very firm, very sticky, very plastic; 0.5 fine irregular pores; 5 percent and 50 percent distinct dark brown (7.5YR 3/3), moist, clay films; 10 percent fine faint yellowish red (5YR 4/6), moist, masses of oxidized iron and 20 percent fine distinct black (N 2.5/0), moist, iron-manganese masses; 5 percent medium distinct grayish brown (10YR 5/2), moist, gypsum masses; 5 percent by volume 5-?-10 millimeter chert fragments; noneffervescent, by hcl, 1n. Lab sample # KSUR1539; observed in push tube. continuous - phpvsfiid 329477; continuous - phpvsfiid 329477

4Btssy—141 to 160 centimeters (55.5 to 63.0 inches);, reddish brown (5YR 4/4) broken face, moist; silty clay; 50 percent clay; moderate very fine wedge structure; very firm, very sticky, very plastic; 0.5 fine irregular pores; 5 percent and 50 percent distinct dark brown (7.5YR 3/3), moist, clay films; 10 percent fine faint yellowish red (5YR 4/6), moist, masses of oxidized iron and 20 percent fine distinct black (N 2.5/0), moist, iron-manganese masses; 5 percent medium distinct grayish brown (10YR 5/2), moist, gypsum masses; 5 percent by volume 5-?-10 millimeter chert fragments; noneffervescent, by hcl, 1n. Lab sample # KSUR1540; observed in push tube. continuous - phpvsfiid 571466; continuous - phpvsfiid 571466

4Btssy—160 to 177 centimeters (63.0 to 69.7 inches);, reddish brown (5YR 4/4) broken face, moist; silty clay; 50 percent clay; moderate very fine wedge structure; very firm, very sticky, very plastic; 0.5 fine irregular pores; 5 percent and 50 percent distinct dark brown (7.5YR 3/3), moist, clay films; 10 percent fine faint yellowish red (5YR 4/6), moist, masses of oxidized iron and 20 percent fine distinct black (N 2.5/0), moist, iron-manganese masses; 5 percent medium distinct grayish brown (10YR 5/2), moist, gypsum masses; 5 percent by volume 5-?-10 millimeter chert fragments; noneffervescent, by hcl, 1n. Lab sample # KSUR1541; observed in push tube. continuous - phpvsfiid 571464; continuous - phpvsfiid 571464