IDENTIFIERS

Current Taxon Name (Soil Name): St. clair

OSD

Series Extent

User Site ID: 1959OH091003

User Pedon ID: 1959-OH091-003

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - OHSTATE

Lab Pedon # - LG-003

NCSS Pedon Lab Data NASIS Record ID - 71539

Print Date: 2/16/2025

LOCATION

Location Description: West on county road from East Liberty approximately 2 1/4 mi., then N approximately 1 1/2 mi. on winding road to junction of an east-west road, continuing N from this junction approximately 3/8 mi. (or 160 ft. N of woods lane), 150 ft. E of road, in Perr

State: Ohio

County: OH091—Logan

PEDON

Describers Name: schafer, jones, andrus, siegenthaler

Current Taxonomic Class: Fine, illitic, mesic Oxyaquic Hapludalfs

Pedon Record Orgin: NASIS

Correlated Information:

Soil Name - St. clair

Classificaton Date - 5/4/2012

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: Wisconsinan till

Landform: ground moraine

Drainage Class: moderately well

Geology: Wisconsinan formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 7/30/1959 (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

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
2	—	—	—	—		—	—	—	—	—	—	—	—	—	—	—	—	—	—

A—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2) and dark grayish brown (10YR 4/2) Error; moderate medium granular structure; friable; fragments; slightly acid, pH 6.4; abrupt boundary. Lab sample # OSU0009231

E1—5 to 10 centimeters (2.0 to 3.9 inches); pale brown (10YR 6/3) Error; weak medium subangular blocky structure; friable; dark grayish brown (10YR 4/2), moist, worm casts; fragments; slightly acid, pH 6.5; abrupt boundary. Lab sample # OSU0009232

E2—10 to 18 centimeters (3.9 to 7.1 inches); brown (10YR 5/3) Error; weak medium and coarse subangular blocky structure; friable; fragments; moderately acid, pH 5.9; abrupt boundary. Lab sample # OSU0009233. Roots increase in size.

BE—18 to 25 centimeters (7.1 to 9.8 inches); yellowish brown (10YR 5/4) Error; moderate fine and medium angular blocky structure; firm; brown (10YR 5/3), moist, skeletans; fragments; strongly acid, pH 5.1; clear boundary. Lab sample # OSU0009234. Roots decrease in abundance and increase in size.

B1—25 to 36 centimeters (9.8 to 14.2 inches); dark yellowish brown (10YR 4/4) Error; strong medium angular blocky structure; very firm; prominent clay films; fragments; strongly acid, pH 5.2; gradual boundary. Lab sample # OSU0009235. Roots decrease in abundance and decrease in size.

B2—36 to 48 centimeters (14.2 to 18.9 inches); dark yellowish brown (10YR 4/4) Error; strong coarse angular blocky, and prismatic structure; extremely firm; prominent brown (10YR 4/3), moist, clay films; fragments; moderately acid, pH 5.9; gradual boundary. Lab sample # OSU0009236

B3—48 to 61 centimeters (18.9 to 24.0 inches); brown (10YR 4/3) Error; strong coarse angular blocky structure; extremely firm; prominent very dark grayish brown (10YR 3/2), moist, clay films; fragments; neutral, pH 7.0; abrupt wavy boundary. Lab sample # OSU0009237. Boundary abrupt, wavy in terms of carbonates.; continuous - phpvsfiid 976634; continuous - phpvsfiid 976634

BC—61 to 71 centimeters (24.0 to 28.0 inches); dark yellowish brown (10YR 4/4) Error; strong coarse angular blocky structure; extremely firm; very dark grayish brown (10YR 3/2), moist, clay films on faces of peds; 1 percent light gray (10YR 7/2), moist, carbonate masses; fragments; neutral, pH 7.3; abrupt boundary. Lab sample # OSU0009238. Pebbles few.

CB1—71 to 86 centimeters (28.0 to 33.9 inches); dark yellowish brown (10YR 4/4) Error; medium subangular blocky structure; extremely firm; very dark grayish brown (10YR 3/2), moist, clay films on faces of peds; 10 percent light gray (10YR 7/2), moist, carbonate masses; fragments; slight effervescence. Lab sample # OSU0009239. Pebbles few.

CB2—86 to 107 centimeters (33.9 to 42.1 inches); dark yellowish brown (10YR 4/4) Error; medium subangular blocky structure; extremely firm; very dark grayish brown (10YR 3/2), moist, clay films on faces of peds; 10 percent light gray (10YR 7/2), moist, carbonate masses; fragments; slight effervescence. Lab sample # OSU0009240. Pebbles few.

C1—107 to 124 centimeters (42.1 to 48.8 inches); dark yellowish brown (10YR 3/4), brown (10YR 4/3), dry; Error; massive; very firm; 10 percent light gray (10YR 7/2), moist, carbonate masses; fragments; slight effervescence. Lab sample # OSU0009241. Clay till. Coarse skeleton percentage is small.

C2—124 to 142 centimeters (48.8 to 55.9 inches); dark gray (10YR 4/1) and dark grayish brown (10YR 4/2), brown (10YR 4/3), dry; Error; massive; very firm; 10 percent light gray (10YR 7/2), moist, carbonate masses; fragments; slight effervescence. Lab sample # OSU0009242. Clay till. Coarse skeleton percentage is small.

C3—142 to 163 centimeters (55.9 to 64.2 inches); brown (10YR 4/3) and dark gray (10YR 4/1) Error; massive; very firm; light gray (10YR 7/2), moist, carbonate masses; fragments; slight effervescence. Lab sample # OSU0009243. Clay till. Dry color same as moist color. Stones few.

C4—163 to 183 centimeters (64.2 to 72.0 inches); dark gray (10YR 4/1) and dark grayish brown (10YR 4/2) Error; massive; very firm; light gray (10YR 7/2), moist, carbonate masses; fragments; slight effervescence. Lab sample # OSU0009244. Clay till. Dry color is 10YR 4/1 to 10YR 4/3. Stones few. Note: Profile relatively free of pebbles to 23 inches. Limestone and sandstone pebbles become more numerous upon contacting the till.