IDENTIFIERS

Current Taxon Name (Soil Name): Redapple

OSD

Series Extent

User Site ID: S2009CA630SMM021

User Pedon ID: S09CA009005

Vegetation Plot ID: S2009CA630SMM021

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - SSL

Lab Pedon # - 10N0443

NCSS Pedon Lab Data NASIS Record ID - 28270

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: 38.3138885

Std. Longitude: -120.4072189

Datum: WGS84

Township: 5 N

Range: 14 E

Section: 3

PLSS Details: about 130 feet west and 1390 feet north of the southeast corner

Location Description: About 6 miles southeast of the community of Railroad Flat, CA

Map Unit: 4040—Iron Mountain-Redapple-Devilsnose complex, 3 to 15 percent slopes

State: California

County: CA009—Calaveras

MLRA: 22A—Sierra Nevada and Tehachapi Mountains

Regional Office: SW—Southwest

Non-MLRA Soil Survey Area: CA630—Central Sierra Foothills Area, California, Parts of Calaveras and Tuolumne Counties

7.5 Minute USGS Quad: 38120-C4—Fort Mountain, California

PEDON

Describers Name: Sue Malone

Current Taxonomic Class: Fine-loamy, isotic, mesic Xeric Haplohumults

Current Taxon Kind: taxadjunct

Pedon Type: taxadjunct to the series

Pedon Purpose: laboratory sampling site

Correlated Information:

Soil Name - Redapple

PSC - 40 to 90 cm.

Classificaton Date - 3/20/2018

Classifier - Andrew Paolucci

Soil Taxonomic Edition - twelfth edition

Moisture Class - xeric

Moisture Subclass - typic

Sampled As Information:

Soil Name - Andihasset

Classificaton Date - 8/4/2009

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: volcanic ash over highly weathered colluvium derived from volcanic breccia

Landscape: mountains

Landform: erosion remnant on broad ridge

Geomorphic Component Mountains: mountainflank, upper third

Hill Slope Profile: summit

Slope Complexity: simple

Slope Shape Across: convex

Slope Shape Down: linear

Runoff: high

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Geology: Mehrten Hi Elev Poorly Sorted formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 8/4/2009 (actual site observation date)

Plant Association Name: Sierran Mixed Conifer SMC2

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

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ARMA CADE27 PILA PIPO QUKE	Arctostaphylos manzanita Calocedrus decurrens Pinus lambertiana Pinus ponderosa Quercus kelloggii	whiteleaf manzanita incense cedar sugar pine ponderosa pine California black oak	— — — — —	— — — — —	— — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon argillic horizon	0—40 40—200	—18— —160—

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
10	—	—	1057	—	180	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Oi—0 to 5 centimeters (0.0 to 2.0 inches); slightly decomposed plant material; fragments.

Oe—5 to 10 centimeters (2.0 to 3.9 inches); moderately decomposed plant material; fragments; abrupt wavy boundary.

A—10 to 18 centimeters (3.9 to 7.1 inches); dark reddish brown (5YR 3/4), yellowish red (5YR 5/6), dry; gravelly medial loam; 48 percent sand; 36 percent silt; 16 percent clay; weak fine granular structure; soft, very friable, slightly sticky, slightly plastic; slightly fluid; 8.0 very fine roots and 3.0 medium roots and 8.0 fine roots and 3.0 coarse roots; 8.0 very fine irregular and 8.0 fine irregular pores; 5 percent by volume nonflat subangular indurated 75-163-250 millimeter volcanic breccia, unspecified fragments observed by visual inspection method and 15 percent by volume nonflat subangular indurated 2-39-75 millimeter andesite fragments observed by visual inspection method; 0.85 grams per cc of Bulk Density; moderately acid, pH 5.6, hellige-truog; clear wavy boundary.

AB—18 to 40 centimeters (7.1 to 15.7 inches); reddish brown (5YR 4/4), yellowish red (5YR 5/6), dry; gravelly loam; 45 percent sand; 37 percent silt; 18 percent clay; weak fine subangular blocky, and weak medium subangular blocky structure; soft, very friable, slightly sticky, slightly plastic; slightly fluid; 8.0 very fine roots and 3.0 medium roots and 8.0 fine roots and 8.0 coarse roots; 8.0 very fine irregular and 8.0 fine irregular pores; 5 percent by volume nonflat subangular indurated 75-163-250 millimeter volcanic breccia, unspecified fragments observed by visual inspection method and 20 percent by volume nonflat subangular indurated 2-39-75 millimeter andesite fragments observed by visual inspection method; 0.95 grams per cc of Bulk Density; moderately acid, pH 5.8, hellige-truog; clear wavy boundary.

2Bt1—40 to 80 centimeters (15.7 to 31.5 inches); yellowish red (5YR 5/6), light reddish brown (5YR 6/4), dry; loam; 37 percent sand; 37 percent silt; 26 percent clay; strong coarse angular blocky structure; extremely hard, firm, slightly sticky, slightly plastic; 3.0 very fine roots and 3.0 medium roots and 3.0 fine roots and 0.8 coarse roots; 0.8 very fine tubular pores; 15 percent distinct light brown (7.5YR 6/4), dry, silt coats on all faces of peds and 40 percent prominent yellowish red (5YR 4/6), dry, clay films on all faces of peds; 2 percent by volume nonflat subangular indurated 2-39-75 millimeter andesite fragments observed by visual inspection method; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. continuous - phpvsfiid 473362; continuous - phpvsfiid 473362

2Bt2—80 to 110 centimeters (31.5 to 43.3 inches); yellowish red (5YR 5/6), light reddish brown (5YR 6/4), dry; clay; 13 percent sand; 36 percent silt; 51 percent clay; strong coarse subangular blocky structure; extremely hard, rigid, moderately sticky, moderately plastic; 3.0 very fine roots and 0.8 medium roots and 3.0 fine roots; 0.8 very fine tubular pores; 100 percent prominent yellowish red (5YR 4/6), dry, clay films on all faces of peds; 2 percent by volume nonflat subangular very strongly coherent cemented 2-39-75 millimeter andesite fragments observed by visual inspection method; moderately acid, pH 6.0, hellige-truog; gradual wavy boundary. continuous - phpvsfiid 473364; continuous - phpvsfiid 473364

2Bt3—110 to 150 centimeters (43.3 to 59.1 inches); yellowish red (5YR 5/6), reddish yellow (5YR 6/6), dry; silty clay; 15 percent sand; 41 percent silt; 44 percent clay; strong coarse subangular blocky structure; extremely hard, extremely firm, moderately sticky, moderately plastic; 0.8 very fine roots and 0.8 fine roots; 0.8 very fine tubular pores; 90 percent prominent yellowish red (5YR 4/6), dry, clay films on all faces of peds; fragments; moderately acid, pH 5.8, hellige-truog; gradual wavy boundary. continuous - phpvsfiid 473365; continuous - phpvsfiid 473365

2Bt4—150 to 200 centimeters (59.1 to 78.7 inches); yellowish red (5YR 5/6), 70 percent reddish yellow (5YR 6/6) and 30 percent reddish yellow (7.5YR 6/6), dry; silty clay loam; 18 percent sand; 46 percent silt; 36 percent clay; strong coarse subangular blocky structure; extremely hard, extremely firm, moderately sticky, moderately plastic; 0.8 very fine roots; 0.8 very fine tubular pores; 90 percent prominent clay films on all faces of peds; 5 percent by volume nonflat subangular very strongly coherent cemented 2-39-75 millimeter andesite fragments observed by visual inspection method; moderately acid, pH 5.9, hellige-truog. continuous - phpvsfiid 473366; continuous - phpvsfiid 473366