IDENTIFIERS

Current Taxon Name (Soil Name): Barela

OSD

Series Extent

User Site ID: 93CO628012

User Pedon ID: 93CO628012

Vegetation Plot ID: 93CO628012

Transect:

User Transect ID - 48aTCO628052-BT

Transect Stop Number - 5

Transect Interval - 1,000.0

Lab Information:

Certified Lab Pedon Description - no

Lab Pedon # - 94P0019

NCSS Pedon Lab Data NASIS Record ID - 66209

User Project ID: 2023 - SW-SAN - 70A.3

Project Name: MLRA 70A.3 - Update to Volcanic Plateaus LRU

Print Date: 11/24/2024

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: 37.0234722

Std. Longitude: -104.3627778

Datum: WGS84

Township: 35 S

Range: 62 W

Section: 4

PLSS Details: unsectionalized area about 3700 feet west and 2400 feet north of the southwest corner

Location Description: in an unsectionalized area about 3700 feet west and 2400 feet north of the southwest corner of section 4. T.35S., R.62W.

Map Unit: BT—Barela-Raton complex, 1 to 8 percent slopes

State: Colorado

County: CO071—Las Animas

MLRA: 48A—Southern Rocky Mountains

Non-MLRA Soil Survey Area: CO628—Las Animas County Area, Colorado, Parts of Huerfano and Las Animas Counties

7.5 Minute USGS Quad: 37104-A3—Barela, Colorado

PEDON

Describers Name: LAN

Current Taxonomic Class: Fine, smectitic, frigid Typic Argiustolls

Current Taxon Kind: series

Pedon Type: TUD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 637

Correlated Information:

Soil Name - Barela

PSC - 41 to 91 cm.

Classificaton Date - 1/29/2008

Soil Taxonomic Edition - eighth edition

Moisture Class - ustic

Moisture Subclass - ustic

Sampled As Information:

Soil Name - Barela

Classificaton Date - 7/15/1993

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: loess and/or residuum weathered from basalt

Landscape: lava plateau

Landform: mesa

Slope Position: middle third

Slope Shape Across: linear

Slope Shape Down: linear

Runoff: low

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Bedrock: indurated slight weathered basalt at 122cm with 10 to <45

Geology: Basalt Lava Flow formation.

Surface Fragments: 1.00 percent nonflat subrounded indurated 250- to 650-millimeter basalt,

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 7/15/1993 (actual site observation date)

Air Photo ID: 21B

Plant Association Name: Loamy Park #222

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

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
DAPA2 FEAR2 MUMO PASM POA	Danthonia parryi Festuca arizonica Muhlenbergia montana Pascopyrum smithii Poa	Parry's oatgrass Arizona fescue mountain muhly western wheatgrass bluegrass	— — — — —	— — — — —	— — — — —

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
bedrock, lithic	indurated	122 - 152	—

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon lithic contact	0—28 41—91 109—152	—- —- —-

Site Soil Temperature
Site Obs. Date	Depth	Sensor Kind	Temperature
	cm		C
7/15/1993	50	—	13

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	23	4.6	2667	—	180	533	—	—	6.1	12.2	0	—	—	—	—	—	—	—	—

A—0 to 13 centimeters (0.0 to 5.1 inches); very dark gray (10YR 3/1) exterior, black (10YR 2/1) interior, moist; silt loam; 23 percent clay; moderate fine granular structure; soft, very friable, slightly sticky, slightly plastic; moderate permeability; 25.0 very fine to medium roots throughout; 1 percent by volume nonflat rounded indurated 2-39-75 millimeter basalt fragments and 2 percent by volume nonflat rounded indurated 75-162-250 millimeter basalt fragments and 5 percent by volume nonflat rounded indurated 250-425-600 millimeter basalt fragments; 6 Bromthymol blue; noneffervescent, by hcl, 1n; moderately acid, pH 6.0, hellige-truog; abrupt smooth boundary. Lab sample # 012-001; dry when described;

AB—13 to 28 centimeters (5.1 to 11.0 inches); dark gray (10YR 4/1) exterior, very dark gray (10YR 3/1) interior, moist; stony silt loam; 23 percent clay; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 20.0 very fine to medium roots throughout; 2 percent distinct skeletans throughout; 1 percent by volume nonflat rounded indurated 2-39-75 millimeter basalt fragments and 2 percent by volume nonflat rounded indurated 75-162-250 millimeter basalt fragments and 8 percent by volume nonflat indurated 250-425-600 millimeter basalt fragments; 6.1999998 Bromthymol blue; noneffervescent, by hcl, 1n; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # 012-002; dry when described;. patchy - phpvsfiid 111130; patchy - phpvsfiid 111130

Bt1—28 to 41 centimeters (11.0 to 16.1 inches); brown (7.5YR 5/2) exterior, brown (7.5YR 4/2) interior, moist; stony silty clay loam; 28 percent clay; weak fine subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; moderate permeability; 5.0 very fine to medium roots throughout; 10 percent distinct clay films throughout; 5 percent by volume nonflat rounded indurated 2-39-75 millimeter basalt fragments and 15 percent by volume nonflat rounded indurated 250-425-600 millimeter basalt fragments; 6.1999998 Bromthymol blue; noneffervescent, by hcl, 1n; slightly acid, pH 6.2, hellige-truog; abrupt wavy boundary. Lab sample # 012-003; moist when described;. continuous - phpvsfiid 312230; continuous - phpvsfiid 312230

Bt2—41 to 51 centimeters (16.1 to 20.1 inches); light brown (7.5YR 6/3) exterior, brown (7.5YR 4/3) interior, moist; gravelly silty clay loam; 37 percent clay; moderate fine subangular blocky structure; hard, firm, moderately sticky, moderately plastic; moderately slow permeability; 0.5 very fine to medium roots throughout; 10 percent distinct clay films throughout; 1 percent by volume nonflat rounded indurated 75-162-250 millimeter basalt fragments and 15 percent by volume nonflat rounded indurated 2-39-75 millimeter basalt fragments; 6.1999998 Bromthymol blue; noneffervescent, by hcl, 1n; slightly acid, pH 6.2, hellige-truog; clear wavy boundary. Lab sample # 012-004; moist when described;. continuous - phpvsfiid 111125; continuous - phpvsfiid 111125

Bt3—51 to 76 centimeters (20.1 to 29.9 inches); brown (7.5YR 5/3) exterior, brown (7.5YR 4/3) interior, moist; gravelly silty clay; 43 percent clay; moderate medium prismatic parts to strong fine and medium angular blocky structure; extremely hard, very firm, very sticky, very plastic; slow permeability; 0.5 very fine and fine roots throughout; 60 percent prominent clay films throughout; 20 percent by volume nonflat rounded indurated 2-39-75 millimeter basalt fragments; 6.4000001 Bromthymol blue; noneffervescent, by hcl, 1n; slightly acid, pH 6.4, hellige-truog; gradual wavy boundary. Lab sample # 012-005; moist when described;. patchy - phpvsfiid 110688; patchy - phpvsfiid 110688

Bt4—76 to 91 centimeters (29.9 to 35.8 inches); brown (7.5YR 5/4) exterior, brown (7.5YR 4/4) interior, moist; cobbly silty clay; 41 percent clay; moderate medium subangular blocky structure; extremely hard, very firm, very sticky, very plastic; slow permeability; 0.5 very fine and fine roots throughout; 35 percent prominent clay films throughout; 10 percent by volume nonflat rounded indurated 2-39-75 millimeter basalt fragments and 10 percent by volume nonflat rounded indurated 75-162-250 millimeter basalt fragments; 6.8000002 Bromthymol blue; noneffervescent, by hcl, 1n; neutral, pH 6.8, hellige-truog; clear wavy boundary. Lab sample # 012-006; moist when described;. continuous - phpvsfiid 110689; continuous - phpvsfiid 110689

Bt5—91 to 109 centimeters (35.8 to 42.9 inches); brown (7.5YR 5/3) exterior, brown (7.5YR 4/3) interior, moist; very stony clay; 50 percent clay; moderate fine subangular blocky structure; extremely hard, very firm, moderately sticky, moderately plastic; slow permeability; 0.1 very fine and fine roots throughout; 35 percent prominent clay films throughout; 10 percent by volume nonflat subangular indurated 2-39-75 millimeter basalt fragments and 10 percent by volume nonflat subangular indurated 75-162-250 millimeter basalt fragments and 30 percent by volume nonflat angular indurated 250-425-600 millimeter basalt fragments; 7 Bromthymol blue; noneffervescent, by hcl, 1n; neutral, pH 7.0, hellige-truog; abrupt irregular boundary. Lab sample # 012-007; moist when described;. continuous - phpvsfiid 312231; continuous - phpvsfiid 312231

R—109 to 152 centimeters (42.9 to 59.8 inches); unweathered bedrock; fragments.