IDENTIFIERS

Current Taxon Name (Soil Name): Demasters

OSD

Series Extent

User Site ID: S2014CA049001

User Pedon ID: S2014CA049001

Vegetation Plot ID: S2014CA049001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - KSSL

Lab Pedon # - 15N0333

NCSS Pedon Lab Data NASIS Record ID - 79547

User Project ID: 2014-KLF-LAB-001

Project Name: MLRA 21 - Lab Characterization - FY2014- SNOTEL Station

Print Date: 6/2/2024

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: 41.9861800

Std. Longitude: -120.7158000

Datum: WGS84

Township: 48N

Range: 11E

Section: 21

PLSS Details: about 1,690 feet N and 2,350 feet E of the southwest corner

Location Description: Stateline Snotel Site; about 14.5 miles S and 18.5 miles E of Lakeview, OR; approximately 4 miles ESE of Renner Lake.

Map Unit: 147—Demasters-Merlin-Demasters deep families association, 1 to 20 percent slopes.

State: California

County: CA049—Modoc

MLRA: 21—Klamath and Shasta Valleys and Basins

Non-MLRA Soil Survey Area: CA703—Modoc National Forest Area, California

7.5 Minute USGS Quad: 41120-H6—Beaver Mountain, California

PEDON

Describers Name: Gebauer, Chris

Current Taxonomic Class: Fine-loamy, mixed, superactive, frigid Pachic Argixerolls

Current Taxon Kind: taxadjunct

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: NASIS

Sampled As Information:

Soil Name - Demasters

Taxonomic Class - Fine-loamy, mixed, superactive, frigid Pachic Ultic Argixerolls

Taxon Kind - series

PSC - 35 to 85 cm.

Classificaton Date - 11/20/2014

Classifier - Gebauer, Chris

Soil Taxonomic Edition - twelfth edition

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: residuum weathered from andesite

Landscape: lava plateau

Landform: hill

Geomorphic Component Hills: base slope

Hill Slope Profile: toeslope

Slope Position: lower third

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: concave

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Bedrock: weakly coherent moderate weathered andesite at 105cm with 45 to <100; strongly coherent slight weathered andesite at 125cm with 45 to <100

Geology: ;

Surface Fragments:

Benchmark Soil?: no

VEGETATION

Other Vegetative Class: CPF111 - Pinus ponderosa/Wyethia mollis—Plant Assoc. of Central Oregon Pumice Zone (R6 E 104-85)

SITE OBSERVATION

Observation Date: 6/19/2014 (actual site observation date)

Data Collector: Gebauer, Chris

Plant Association Name: Ponderosa Pine/Wooly Wyethia (CPF111)

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - rangeland, savanna

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Forest Rotation Stage - early

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ACMI2 AMAL2 CEPR CEVE CREPI ELEL5 EPBR3 HISC2 JUOC PIPO PONE2 ROSA5 SYAL WYMO	Achillea millefolium Amelanchier alnifolia Ceanothus prostratus Ceanothus velutinus Crepis Elymus elymoides Epilobium brachycarpum Hieracium scouleri Juniperus occidentalis Pinus ponderosa Poa nervosa Rosa Symphoricarpos albus Wyethia mollis	common yarrow Saskatoon serviceberry prostrate ceanothus snowbrush ceanothus hawksbeard squirreltail tall annual willowherb Scouler's woollyweed western juniper ponderosa pine Wheeler bluegrass rose common snowberry woolly mule-ears	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
bedrock, paralithic bedrock, lithic	weakly coherent strongly coherent	105 - 125 125 - 160	- 20 - - 35 -

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon argillic horizon paralithic materials paralithic contact lithic contact	0—70 35—105 105—125 105— 125—	—70— —70— —20— —- —-

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	—	—	1732	—	23	—	—	—	—	—	—	—	—	—	—	—	1258	State Line	SNOTEL

A1—0 to 3 centimeters (0.0 to 1.2 inches); brown (7.5YR 4/4) broken face, dark brown (7.5YR 3/3) broken face, moist; loam; 45 percent sand; 17 percent clay; weak fine granular structure; soft, very friable, slightly sticky, nonplastic; 8.0 very fine roots and 3.0 fine roots; 3.0 fine dendritic tubular pores; 2 percent by volume nonflat subrounded indurated 5-15-20 millimeter igneous, unspecified fragments and 3 percent by volume nonflat subrounded indurated 2-4-5 millimeter igneous, unspecified fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.2, pH indicator solutions; clear wavy boundary. Lab sample # 15N01836; dry when described; observed in pit, small

A2—3 to 20 centimeters (1.2 to 7.9 inches); brown (7.5YR 4/3) broken face, very dark brown (7.5YR 2.5/2) broken face, moist; loam; 45 percent sand; 19 percent clay; moderate fine granular structure; slightly hard, very friable, slightly sticky, slightly plastic; 3.0 very fine roots and 2.0 medium roots and 3.0 fine roots; 3.0 fine dendritic tubular pores; 1 percent by volume nonflat subrounded indurated 2-4-5 millimeter igneous, unspecified fragments and 1 percent by volume nonflat subrounded indurated 5-15-20 millimeter igneous, unspecified fragments; noneffervescent, by hcl, 1n; moderately acid, pH 6.0, pH indicator solutions; clear smooth boundary. Lab sample # 15N01837; dry when described; observed in pit, small

AB—20 to 35 centimeters (7.9 to 13.8 inches); dark brown (7.5YR 3/4) broken face, very dark brown (7.5YR 2.5/2) broken face, moist; loam; 40 percent sand; 32 percent clay; weak medium subangular blocky structure; moderately hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots and 0.5 fine roots; 0.5 medium dendritic tubular and 0.5 fine dendritic tubular pores; 1 percent by volume nonflat subrounded indurated 2-4-5 millimeter igneous, unspecified fragments and 1 percent by volume nonflat subrounded indurated 5-15-20 millimeter igneous, unspecified fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.2, pH indicator solutions; clear smooth boundary. Lab sample # 15N01838; dry when described; observed in pit, small

Bt1—35 to 70 centimeters (13.8 to 27.6 inches); brown (7.5YR 4/4) broken face, very dark brown (7.5YR 2.5/3) broken face, moist; clay loam; 23 percent sand; 32 percent clay; moderate medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots and 1.0 medium roots and 0.5 fine roots and 1.0 coarse roots; 0.5 medium dendritic tubular and 0.5 fine dendritic tubular pores; 20 percent faint dark brown (7.5YR 3/4), moist, and brown (7.5YR 4/4), dry, clay films on all faces of peds and 50 percent distinct dark brown (7.5YR 3/4), moist, and brown (7.5YR 4/4), dry, clay films on rock fragments; 1 percent by volume nonflat subrounded very strongly coherent cemented 75-160-250 millimeter andesite fragments and 2 percent by volume nonflat subrounded indurated 2-4-5 millimeter igneous, unspecified fragments and 2 percent by volume nonflat subrounded indurated 5-15-20 millimeter igneous, unspecified fragments and 5 percent by volume nonflat subrounded indurated 20-50-75 millimeter igneous, unspecified fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.4, pH indicator solutions; gradual smooth boundary. Lab sample # 15N01839; dry when described; observed in pit, small

Bt2—70 to 88 centimeters (27.6 to 34.6 inches); brown (7.5YR 4/3) broken face, dark brown (7.5YR 3/4) broken face, moist; gravelly clay loam; 25 percent sand; 30 percent clay; moderate medium subangular blocky structure; moderately hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots and 0.5 medium roots and 0.5 fine roots and 0.5 coarse roots; 0.5 medium dendritic tubular and 0.5 fine dendritic tubular pores; 5 percent faint dark brown (7.5YR 3/4), moist, and brown (7.5YR 4/4), dry, clay films on all faces of peds and 30 percent distinct dark brown (7.5YR 3/4), moist, and brown (7.5YR 4/4), dry, clay films on rock fragments; 2 percent by volume nonflat subrounded strongly coherent cemented 75-160-250 millimeter andesite fragments and 2 percent by volume nonflat subrounded indurated 2-4-5 millimeter igneous, unspecified fragments and 2 percent by volume nonflat subrounded indurated 5-15-20 millimeter igneous, unspecified fragments and 15 percent by volume nonflat subrounded indurated 20-50-75 millimeter igneous, unspecified fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.2, pH indicator solutions; gradual smooth boundary. Lab sample # 15N01840; moist when described; observed in pit, small

Bt3—88 to 105 centimeters (34.6 to 41.3 inches); brown (7.5YR 5/4) broken face, brown (7.5YR 4/4) broken face, moist; very gravelly clay loam; 35 percent sand; 32 percent clay; moderate medium subangular blocky structure; moderately hard, friable, moderately sticky, moderately plastic; 0.5 very fine roots and 0.5 fine roots; 0.5 fine dendritic tubular pores; 10 percent distinct dark brown (7.5YR 3/4), moist, and brown (7.5YR 4/4), dry, clay films on rock fragments; 1 percent by volume nonflat subrounded strongly coherent cemented 250-425-600 millimeter andesite fragments and 4 percent by volume nonflat subrounded strongly coherent cemented 75-160-250 millimeter andesite fragments and 5 percent by volume nonflat subrounded indurated 2-4-5 millimeter igneous, unspecified fragments and 20 percent by volume nonflat subrounded indurated 5-15-20 millimeter igneous, unspecified fragments and 25 percent by volume nonflat subrounded indurated 20-50-75 millimeter igneous, unspecified fragments; noneffervescent, by hcl, 1n; moderately acid, pH 6.0, pH indicator solutions; clear wavy boundary. Lab sample # 15N01841; moist when described; observed in pit, small

Crt—105 to 125 centimeters (41.3 to 49.2 inches); light gray (10YR 7/1) broken face, dark yellowish brown (10YR 3/4) broken face, moist; bedrock; weakly coherent; 0.5 medium roots in cracks; 30 percent prominent dark brown (7.5YR 3/4), moist, and brown (7.5YR 4/4), dry, clay films on bedrock; fragments; noneffervescent, by hcl, 1n; gradual wavy boundary.; moist when described; observed in pit, small

R—125 to 160 centimeters (49.2 to 63.0 inches); N 7/1 (N 7/1) exterior, dark gray (10YR 4/1) exterior, moist; bedrock; strongly coherent; fragments; noneffervescent, by hcl, 1n.; moist when described; observed in pit, small