IDENTIFIERS

Current Taxon Name (Soil Name): Melby

OSD

Series Extent

User Site ID: S1991OR067001

User Pedon ID: 91OR067001

Vegetation Plot ID: S1991OR067001

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 91P0925

NCSS Pedon Lab Data NASIS Record ID - 63962

Print Date: 12/4/2024

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: 45.7625008

Std. Longitude: -123.0933304

Datum: WGS84

Township: 3N

Range: 3W

Section: 7

PLSS Details: 70 feet above logging road; 50 feet north and 50 feet east of the southwest corner of the SE 1/4, NE 1/4, NE 1/4

State: Oregon

County: OR067—Washington

MLRA: 1—Northern Pacific Coast Range, Foothills, and Valleys

PEDON

Describers Name: T.D. Thorson; T. Sobecki

Current Taxonomic Class: Fine-silty, mixed, mesic Typic Dystrochrepts

Current Taxon Kind: taxadjunct

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 1

Correlated Information:

Soil Name - Melby

PSC - 25 to 99 cm.

Classificaton Date - 2/1/2010

Moisture Class - udic

Sampled As Information:

Soil Name - Melby

Taxonomic Class - Fine-silty, mixed, mesic Andic Dystrochrept

Taxon Kind - series

Classificaton Date - 6/1/1991

Moisture Class - udic

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: mountains or deeply dissected plateaus

Landform: hillside or mountainside

Geomorphic Component Hills: side slope

Hill Slope Profile: shoulder

Slope Position: upper third

Slope Shape Down: convex

Runoff: medium

Drainage Class: somewhat poorly

Bedrock: with 10 to <45

Surface Fragments: 0.00 percent

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 6/1/1991 (actual site observation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - hardwoods

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Site Erosion Accelerated: water erosion

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
OXALI POMU PSME	Oxalis Polystichum munitum Pseudotsuga menziesii	woodsorrel western swordfern Douglas-fir	— — —	— — —	— — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon cambic horizon paralithic contact	0—25 18—69 102—114	—- —- —-

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
13	—	—	402	—	225	175	—	—	9	15	3	10	17	4	—	—	—	358884	—

Oi—0 to 3 centimeters (0.0 to 1.2 inches); fragments; abrupt smooth boundary. Lab sample # 91P05667. ;Surface litter consists of Douglas fir needles, red alder leaves, swordfern fronds.

A1—3 to 8 centimeters (1.2 to 3.1 inches); dark brown (7.5YR 3/2) exterior silt loam; 20 percent clay; strong fine granular, and strong very fine granular structure; slightly hard, very friable, slightly sticky, nonplastic; 5.5 very fine and fine roots throughout and 0.5 medium roots throughout; 5.5 very fine and fine interstitial pores; fragments; clear wavy boundary. Lab sample # 91P05668; moist when described;. few medium roots throughout; many very fine and fine roots throughout

A2—8 to 13 centimeters (3.1 to 5.1 inches); dark brown (7.5YR 3/2) exterior silt loam; 22 percent clay; strong fine granular structure; slightly hard, very friable, slightly sticky, nonplastic; 5.5 very fine and fine roots throughout and 0.5 medium roots throughout; 5.5 very fine and fine interstitial pores; fragments; clear wavy boundary. Lab sample # 91P05669; moist when described;. few medium roots throughout; many very fine and fine roots throughout

AB—13 to 23 centimeters (5.1 to 9.1 inches); brown (7.5YR 4/3) exterior silt loam; 24 percent clay; moderate fine granular structure; hard, friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots throughout and 0.5 medium and coarse roots throughout; 2.5 very fine and fine discontinuous tubular pores; fragments; gradual wavy boundary. Lab sample # 91P05670; moist when described;. few medium and coarse roots throughout; common very fine and fine roots throughout

Bw1—23 to 39 centimeters (9.1 to 15.4 inches); brown (7.5YR 4/3) exterior silt loam; 26 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; hard, firm, slightly sticky, slightly plastic; 2.5 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; gradual wavy boundary. Lab sample # 91P05671; moist when described;. common fine roots throughout

Bw2—39 to 64 centimeters (15.4 to 25.2 inches); brown (7.5YR 4/4) exterior silty clay loam; 32 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; hard, firm, slightly sticky, slightly plastic; 2.5 fine roots throughout; 0.5 fine and medium discontinuous tubular pores; fragments; gradual wavy boundary. Lab sample # 91P05672; moist when described;. Split horizon; Bw2a—36 - 48 cm, 91P 5672; Bw2b—48 - 61 cm, 91P 5673; common fine roots throughout

Bw3—64 to 72 centimeters (25.2 to 28.3 inches); brown (7.5YR 4/4) exterior silty clay loam; 33 percent clay; moderate medium subangular blocky, and moderate fine subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.5 medium and coarse roots throughout and 2.5 fine roots throughout; fragments; clear irregular boundary. Lab sample # 91P05674; moist when described;. few medium and coarse roots throughout; common fine roots throughout

BC—72 to 105 centimeters (28.3 to 41.3 inches); brown (7.5YR 4/4) exterior silty clay loam; 33 percent clay; weak coarse subangular blocky, and weak medium subangular blocky structure; hard, friable, slightly sticky, slightly plastic; 0.5 fine and medium roots throughout and 0.5 coarse roots throughout; 50 percent by volume sedimentary, unspecified fragments; abrupt irregular boundary. Lab sample # 91P05675; moist when described;. 91P5677 Rock fragment portion of BC horizon 069 - 101 cm.; few fine and medium roots throughout; few coarse roots throughout

Crt—105 to 117 centimeters (41.3 to 46.1 inches); light olive brown (2.5Y 5/3) interior sandy loam; 18 percent clay; massive; extremely firm*; 0.5 medium and coarse roots in cracks; 37 percent prominent brown (7.5YR 4/4), moist, clay films on rock fragments and 37 percent prominent black (10YR 2/1), moist, manganese or iron-manganese stains on rock fragments; fragments. Lab sample # 91P05676; moist when described;. Common prominent 7.5YR 5/8 shell fragments; common clay films surface features on rock fragments; common manganese or iron-manganese stains surface features on rock fragments; few medium and coarse roots in cracks; discontinuous - phpvsfiid 234308; discontinuous - phpvsfiid 234309; discontinuous - phpvsfiid 234308; discontinuous - phpvsfiid 234309