IDENTIFIERS

Current Taxon Name (Soil Name): Tahand

OSD

Series Extent

User Site ID: S1984CA063001

User Pedon ID: 84CA063001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 84P0755

NCSS Pedon Lab Data NASIS Record ID - 54998

Print Date: 3/2/2025

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: 40.3358345

Std. Longitude: -121.0958328

Datum: WGS84

Township: 29N

Range: 8E

Section: 28

PLSS Details: 120 feet E of Swain Mtn. Rd, 100 feet N of landing W of Rd; 0.25 mile n of intersection

State: California

County: CA063—Plumas

MLRA: 22B—Southern Cascade Mountains

PEDON

Current Taxonomic Class: Fine-loamy, mixed, semiactive, frigid Andic Haploxeralfs

Current Taxon Kind: series

Pedon Type: OSD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 1

Correlated Information:

Soil Name - Tahand

Classificaton Date - 11/30/2007

Moisture Class - xeric

Sampled As Information:

Soil Name - Tahoma

Taxonomic Class - Fine-loamy, mixed, frigid Ultic Haploxeralf

Taxon Kind - series

Classificaton Date - 8/1/1984

Soil Taxonomic Edition - eighth edition

Moisture Class - xeric

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: mountains or deeply dissected plateaus

Slope Shape Down: convex

Runoff: low

Drainage Class: very poorly

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 8/1/1984 (actual site observation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - conifers

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

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
8	—	—	586	—	180	—	—	—	—	—	—	—	—	—	—	—	—	—	—

1A1—0 to 8 centimeters (0.0 to 3.1 inches); brown (7.5YR 4/3) interior, dark brown (7.5YR 3/2) interior, moist; gravelly loam; moderate fine granular structure; soft, very friable, slightly sticky, slightly plastic; 2.5 very fine roots and 0.5 fine roots; 5.5 very fine interstitial pores; 20 percent by volume 2-39-75 millimeter mixed fragments; strongly alkaline, pH 8.5, hellige-truog; clear wavy boundary. Lab sample # 84P04205. common very fine roots; few fine roots

1A2—8 to 20 centimeters (3.1 to 7.9 inches); 5YR 5/ (5YR 5/), interior, yellowish red (5YR 4/6) interior, moist; loam; weak very fine subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 5.5 very fine tubular pores; fragments; slightly acid, pH 6.5, hellige-truog; abrupt wavy boundary. Lab sample # 84P04206. Stoneline at 3 inch depth.; few very fine and fine roots

1Bt1—20 to 38 centimeters (7.9 to 15.0 inches); yellowish red (5YR 5/6) interior, red (2.5YR 4/6) interior, moist; gravelly clay loam; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 5.5 fine tubular pores; 15 percent clay films in root channels and/or pores and 37 percent clay films on faces of peds; 20 percent by volume 2-39-75 millimeter mixed fragments; slightly acid, pH 6.5, hellige-truog; abrupt wavy boundary. Lab sample # 84P04207. common clay films surface features on faces of peds; few clay films surface features in root channels and/or pores; few very fine and fine roots

1Bt2—38 to 61 centimeters (15.0 to 24.0 inches); yellowish red (5YR 5/6) interior, red (2.5YR 4/6) interior, moist; gravelly clay loam; moderate medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 5.5 very fine tubular pores; 37 percent clay films on faces of peds and 37 percent clay films in root channels and/or pores; 5 percent by volume 75-162-250 millimeter mixed fragments and 20 percent by volume 2-39-75 millimeter mixed fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 84P04208. common clay films surface features on faces of peds; common clay films surface features in root channels and/or pores; few very fine and fine roots

1Bt3—61 to 86 centimeters (24.0 to 33.9 inches); yellowish red (5YR 5/6) interior, red (2.5YR 4/6) interior, moist; gravelly clay; strong medium subangular blocky structure; hard, friable, moderately sticky, moderately plastic; 0.5 very fine and fine roots; 5.5 very fine tubular pores; 37 percent clay films on faces of peds and 37 percent clay films in root channels and/or pores; 5 percent by volume 75-162-250 millimeter mixed fragments and 20 percent by volume 2-39-75 millimeter mixed fragments; slightly acid, pH 6.5, hellige-truog; clear wavy boundary. Lab sample # 84P04209. common clay films surface features on faces of peds; common clay films surface features in root channels and/or pores; few very fine and fine roots

1BCt—86 to 117 centimeters (33.9 to 46.1 inches); yellowish red (5YR 5/6) interior, red (2.5YR 4/6) interior, moist; extremely stony clay loam; moderate medium subangular blocky structure; slightly hard, friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 5.5 very fine tubular pores; 15 percent clay films on faces of peds; 15 percent by volume 250-425-600 millimeter mixed fragments and 50 percent by volume 2-39-75 millimeter mixed fragments; slightly acid, pH 6.5, hellige-truog; abrupt irregular boundary. Lab sample # 84P04210. few clay films surface features on faces of peds; few very fine and fine roots

1Cr—117 to 127 centimeters (46.1 to 50.0 inches); weathered bedrock; fragments. Not sampleed. Moderately weathered volcanic rock; soft, easily crushed in hand.