IDENTIFIERS

Current Taxon Name (Soil Name): Longmire

OSD

Series Extent

User Site ID: S2012WA041547

User Pedon ID: S2012WA041547

Vegetation Plot ID: S2012WA053582

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 13N0637

NCSS Pedon Lab Data NASIS Record ID - 73150

Print Date: 2/16/2025

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: 46.7094860

Std. Longitude: -121.5971410

Datum: WGS84

Township: 14 N

Range: 10 E

Section: 18

PLSS Details: 210m south and 380m west of NE corner

Location Description: Mount Rainier National Park, along Backbone Ridge where Stevens Canyon Road crosses the Cowlitz Divide.

State: Washington

County: WA041—Lewis

MLRA: 3—Olympic and Cascade Mountains

Non-MLRA Soil Survey Area: WA754—Mount Rainier National Park, Washington

7.5 Minute USGS Quad: 46121-F5—Ohanapecosh Hot Springs, Washington

PEDON

Describers Name: Toby Rodgers

Current Taxonomic Class: Medial, amorphic Andic Haplocryods

Current Taxon Kind: taxadjunct

Pedon Type: taxadjunct to the series

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: NASIS

Correlated Information:

Soil Name - Longmire

PSC - 28 to 103 cm.

Classificaton Date - 12/8/2014

Classifier - Toby Rodgers

Soil Taxonomic Edition - twelfth edition

Moisture Class - udic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Andic Haplocryod

Taxonomic Class - Ashy over loamy-skeletal, amorphic over isotic Andic Haplocryods

Taxon Kind - taxon above family

PSC - 28 to 103 cm.

Classificaton Date - 11/16/2012

Classifier - Toby Rodgers

Soil Taxonomic Edition - eleventh edition

Moisture Class - udic

Moisture SUBClass - typic

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: volcanic ash over residuum weathered from welded tuff

Landscape: mountains

Landform: ridge

Geomorphic Component Mountains: mountaintop

Hill Slope Profile: shoulder

Slope Position: upper third

Slope Complexity: complex

Slope Shape Across: convex

Slope Shape Down: convex

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Bedrock: indurated moderate weathered tuff breccia at 120cm with 45 to <100

Geology: Stevens Ridge formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 6/14/2012 (actual site observation date)

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - native shrubs

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Current Weather - partly cloudy

Current Air Temp - 10

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
PSME TSHE ABAM CLUN2 XETE COCA13 CHUM ACTR TROV2	Pseudotsuga menziesii Tsuga heterophylla Abies amabilis Clintonia uniflora Xerophyllum tenax Cornus canadensis Chimaphila umbellata Achlys triphylla Trillium ovatum	Douglas-fir western hemlock Pacific silver fir bride's bonnet common beargrass bunchberry dogwood pipsissewa sweet after death Pacific trillium	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
bedrock, lithic	indurated	120 - 150	- 30 -

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
andic soil properties albic horizon spodic horizon lithic contact	3—86 3—13 13—86 120—150	—83— —10— —73— —30—

Site Soil Temperature
Site Obs. Date	Depth	Sensor Kind	Temperature
	cm		C
6/14/2012 6/14/2012	15 50	— —	6.6 5.5

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
30	—	—	1036	—	270	1753	—	90	7.2	—	—	6	—	—	—	—	—	—	—

Oi—0 to 1 centimeters (0.0 to 0.4 inches); slightly decomposed plant material; 50 percent sand; 44 percent silt; 6 percent clay; many (8.0) fine high-continuity interstitial pores; fragments; abrupt smooth boundary.; dry when described; observed in pit, small. Thin discontinuous tephra between Oi and Oe horizons, likely Mt. St. Helens 1980 tephra.

Oe—1 to 3 centimeters (0.4 to 1.2 inches); moderately decomposed plant material; 50 percent sand; 44 percent silt; 6 percent clay; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and few (0.8) fine roots throughout; many (8.0) fine moderate-continuity interstitial pores; fragments; abrupt wavy boundary.; moist when described; observed in pit, small

E1—3 to 5 centimeters (1.2 to 2.0 inches); dark gray (7.5YR 4/1) crushed ashy sandy loam; 50 percent sand; 44 percent silt; 6 percent clay; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and few (0.8) fine roots throughout; common (3.0) very fine low-continuity interstitial and common (3.0) fine low-continuity interstitial pores; fragments; abrupt wavy boundary. Lab sample # 13N02998; moist when described; observed in pit, small. Horizon likely Mt. St. Helens Wn tephra.

E2—5 to 13 centimeters (2.0 to 5.1 inches); 70 percent gray (7.5YR 5/1) crushed and 30 percent brown (7.5YR 4/3) crushed ashy loamy sand; 80 percent sand; 19 percent silt; 1 percent clay; weak fine subangular blocky structure; soft, very friable, nonsticky, nonplastic; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and few (0.8) fine roots throughout and few (0.8) coarse roots throughout; common (3.0) very fine low-continuity interstitial and common (3.0) fine low-continuity interstitial pores; fragments; clear irregular boundary. Lab sample # 13N02999; moist when described; observed in pit, small. Horizon likely Mt. St. Helens Wn tephra.

Bs1—13 to 24 centimeters (5.1 to 9.4 inches); dark brown (7.5YR 3/3) crushed ashy sandy loam; 65 percent sand; 31 percent silt; 4 percent clay; moderate medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and few (0.8) fine roots throughout and few (0.8) coarse roots throughout; common (3.0) very fine moderate-continuity irregular and common (3.0) fine moderate-continuity irregular pores; 5 percent by volume nonflat subrounded moderately coherent cemented 2-4-5 millimeter pumice fragments observed by visual inspection method and 5 percent by volume nonflat subrounded moderately coherent cemented 5-41-75 millimeter pumice fragments observed by visual inspection method; clear irregular boundary. Lab sample # 13N03000; moist when described; observed in pit, small

Bs2—24 to 46 centimeters (9.4 to 18.1 inches); 70 percent brown (7.5YR 4/4) crushed and 30 percent gray (7.5YR 5/1) crushed ashy sandy loam; 70 percent sand; 26 percent silt; 4 percent clay; moderate medium subangular blocky structure; soft, very friable, nonsticky, nonplastic; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and few (0.8) fine roots throughout; common (3.0) very fine moderate-continuity irregular and common (3.0) fine moderate-continuity irregular pores; 5 percent by volume nonflat subrounded moderately coherent cemented 2-41-75 millimeter pumice fragments observed by visual inspection method and 5 percent by volume nonflat subrounded moderately coherent cemented 5-41-75 millimeter pumice fragments observed by visual inspection method; clear wavy boundary. Lab sample # 13N03001; moist when described; observed in pit, small

Bs3—46 to 62 centimeters (18.1 to 24.4 inches); dark brown (7.5YR 3/2) broken face paragravelly ashy sandy loam; 65 percent sand; 31 percent silt; 4 percent clay; strong medium subangular blocky structure; slightly hard, friable, nonsticky, nonplastic; few (0.8) very fine roots throughout and few (0.8) medium roots throughout and few (0.8) fine roots throughout; common (3.0) very fine moderate-continuity irregular and common (3.0) fine moderate-continuity irregular pores; 5 percent by volume nonflat subrounded moderately coherent cemented 2-4-5 millimeter pumice fragments observed by visual inspection method and 10 percent by volume nonflat subrounded moderately coherent cemented 5-41-75 millimeter pumice fragments observed by visual inspection method; clear irregular boundary. Lab sample # 13N03002; moist when described; observed in pit, small

Bs4—62 to 86 centimeters (24.4 to 33.9 inches); 75 percent dark yellowish brown (10YR 4/4) broken face and 25 percent strong brown (7.5YR 5/6) broken face paragravelly ashy sandy loam; 60 percent sand; 34 percent silt; 6 percent clay; strong coarse subangular blocky structure; slightly hard, friable, slightly sticky, nonplastic; few (0.8) very fine roots throughout and few (0.8) fine roots throughout; common (3.0) very fine low-continuity irregular and common (3.0) fine low-continuity irregular pores; 5 percent by volume nonflat subrounded moderately coherent cemented 2-4-5 millimeter pumice fragments observed by visual inspection method and 5 percent by volume nonflat subangular indurated 5-41-75 millimeter tuff breccia fragments observed by visual inspection method and 5 percent by volume nonflat subangular indurated 75-163-250 millimeter tuff breccia fragments observed by visual inspection method and 5 percent by volume nonflat subrounded moderately coherent cemented 5-41-75 millimeter pumice fragments observed by visual inspection method; clear irregular boundary. Lab sample # 13N03003; moist when described; observed in pit, small

2Bw—86 to 120 centimeters (33.9 to 47.2 inches); dark yellowish brown (10YR 4/4) broken face very gravelly sandy loam; 50 percent sand; 40 percent silt; 10 percent clay; strong coarse subangular blocky structure; moderately hard, firm, slightly sticky, nonplastic; few (0.8) very fine roots throughout; common (3.0) very fine low-continuity irregular and common (3.0) fine low-continuity irregular pores; 10 percent by volume nonflat subangular indurated 75-163-250 millimeter tuff breccia fragments observed by visual inspection method and 10 percent by volume nonflat subangular indurated 2-4-5 millimeter tuff breccia fragments observed by visual inspection method and 20 percent by volume nonflat subangular indurated 5-41-75 millimeter tuff breccia fragments observed by visual inspection method; gradual irregular boundary. Lab sample # 13N03004; moist when described; observed in pit, small

2R—120 to 150 centimeters (47.2 to 59.1 inches); unweathered bedrock; fragments.; observed in pit, small