IDENTIFIERS

Current Taxon Name (Soil Name): Bearpaw

OSD

Series Extent

User Site ID: S1962MT005002

User Pedon ID: S1962MT005002

Vegetation Plot ID: S1962MT005002

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 40A5333

NCSS Pedon Lab Data NASIS Record ID - 42580

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: 48.2577019

Std. Longitude: -108.8855209

Datum: WGS84

Township: 29N

Range: 22E

Section: 21

PLSS Details: 700 feet N and 700 feet E of the W 1/4 Corner

State: Montana

County: MT005—Blaine

Non-MLRA Soil Survey Area: MT608—Blaine County and Part of Phillips County Area, Montana

PEDON

Describers Name: R. B. Grossman, J. L. Walker, A. Anderson, Quillan, R. L. Moshier and C. A. Mogen.

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 2

Sampled As Information:

Soil Name - Bearpaw

Classificaton Date - 8/22/1962

Dynamic Soil Properties:

Erosion Class - 0

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: till plain

Runoff: medium

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 8/22/1962 (actual site observation date)

Surface Cover Properties:

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
FEID KOMA PASM	Festuca idahoensis Koeleria macrantha Pascopyrum smithii	Idaho fescue prairie Junegrass western wheatgrass	— — —	— — —	— — —

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
3	—	—	—	—	270	381	—	—	5.6	20	-8.9	—	—	—	—	—	—	—	—

A1—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; loam; granular, and weak fine platy structure; soft, very friable, slightly sticky, slightly plastic; 21.0 roots; gray (10YR 5/1), dry, on faces of peds; fragments; clear smooth boundary. Lab sample # 40A40126. Clear bleached sand and silt grains continuous on granules and plates giving gray (10YE 5/1) dry color.

B1—5 to 13 centimeters (2.0 to 5.1 inches); very dark grayish brown (10YR 3/2), grayish brown (10YR 5/2), dry; clay loam; moderate medium prismatic parts to weak medium platy structure; hard, friable, moderately sticky, slightly plastic; 21.0 roots; clay films on faces of peds and dark gray (10YR 4/1), dry, on faces of peds; fragments; noneffervescent; clear smooth boundary. Lab sample # 40A40127. Abundant clear sand and silt grains on prism faces.; continuous - phpvsfiid 184364; continuous - phpvsfiid 184364

B21—13 to 23 centimeters (5.1 to 9.1 inches); brown (10YR 4/3) and very dark grayish brown (10YR 3/2), brown (10YR 5/3) and dark grayish brown (10YR 4/2), dry; clay loam; strong medium prismatic parts to moderate fine subangular blocky structure; very hard, friable, moderately sticky, moderately plastic; 21.0 roots; 0.5 fine pores; distinct clay films on faces of peds; fragments; noneffervescent; gradual boundary. Lab sample # 40A40128. Common clear sand grains mainly on prism faces.; continuous - phpvsfiid 184366; continuous - phpvsfiid 184366

B22—23 to 33 centimeters (9.1 to 13.0 inches); dark brown (10YR 3/3), brown (10YR 5/3) and dark grayish brown (10YR 4/2), dry; clay; strong medium prismatic parts to strong fine angular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 21.0 roots; 0.5 fine pores; clay films on faces of peds; fragments; noneffervescent; gradual boundary. Lab sample # 40A40129. Extra thick films on concave surfaces and closing some pores; very few clear sand grains on prism faces.; continuous - phpvsfiid 184367; continuous - phpvsfiid 184367

B23—33 to 48 centimeters (13.0 to 18.9 inches); dark brown (10YR 3/3), brown (10YR 5/3) and dark grayish brown (10YR 4/2), dry; clay; strong medium prismatic parts to strong fine and medium angular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 21.0 roots; 0.5 fine pores; clay films on faces of peds; fragments; noneffervescent; clear wavy boundary. Lab sample # 40A40130. Estimated 44 percent clay content. Few clear sand grains on prism faces.; continuous - phpvsfiid 184368; continuous - phpvsfiid 184368

B3ca—48 to 64 centimeters (18.9 to 25.2 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2) and dark grayish brown (10YR 4/2), dry; clay loam; strong medium and coarse prismatic parts to strong medium angular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 21.0 roots; 0.5 very fine and fine and 3.0 medium pores; clay films on faces of peds; 3 percent carbonate nodules; fragments; strong effervescence. Lab sample # 40A40131. Few clear sand grains.; patchy - phpvsfiid 184369; patchy - phpvsfiid 184369

C1ca1—64 to 94 centimeters (25.2 to 37.0 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay loam; moderate coarse prismatic parts to weak coarse angular blocky structure; extremely hard, friable, moderately sticky, moderately plastic; 3.0 roots; 0.5 medium and 21.0 fine pores; clay films on faces of peds; 1 percent carbonate nodules and 21 percent carbonate threads; 2-39-75 millimeter shale, unspecified fragments; strong effervescence. Lab sample # 40A40132. Most lime nodules are lime encrustation nearly surrounding medium and fine gravels.; patchy - phpvsfiid 184370; patchy - phpvsfiid 184370

C1ca2—94 to 135 centimeters (37.0 to 53.1 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay loam; weak very coarse prismatic parts to weak very coarse platy structure; extremely hard, friable, moderately sticky, moderately plastic; 0.5 medium and 21.0 fine pores; 1 percent carbonate nodules and 3 percent carbonate threads; 2-39-75 millimeter shale, unspecified fragments; strong effervescence. Lab sample # 40A40133. Contains bands and balls of silt.

C21—135 to 163 centimeters (53.1 to 64.2 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay loam; weak coarse platy structure; extremely hard, firm, moderately sticky, moderately plastic; 0.5 roots; 21.0 fine pores; 1 percent carbonate nodules; fragments; slight effervescence. Lab sample # 40A40134. Contains an estimated 35 percent clay.

C22—163 to 191 centimeters (64.2 to 75.2 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay loam; weak coarse platy structure; extremely hard, firm, moderately sticky, moderately plastic; 0.5 roots; 21.0 fine pores; 1 percent coarse carbonate nodules; fragments; slight effervescence. Lab sample # 40A40135. Most of lime is encrusted fine and medium gravel.

C23—191 to 221 centimeters (75.2 to 87.0 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay loam; weak coarse platy structure; extremely hard, firm, moderately sticky, moderately plastic; 0.5 roots; 3.0 fine pores; 1 percent carbonate nodules; fragments; slight effervescence. Lab sample # 40A40136. Most of lime is encrusting around gravel of medium and fine size.

C3cs—221 to 249 centimeters (87.0 to 98.0 inches); very dark grayish brown (2.5Y 3/2), grayish brown (2.5Y 5/2), dry; clay loam; moderate coarse platy structure; extremely hard, firm, moderately sticky, moderately plastic; 0.5 roots; 3.0 fine pores; 21 percent gypsum crystals, unspecified; fragments; slight effervescence. Lab sample # 40A40137. Gypsum arranged in horizontal and vertical seams and in clusters.