IDENTIFIERS

Current Taxon Name (Soil Name): WATCO

OSD

Series Extent

User Site ID: S1992WA017006

User Pedon ID: S1992WA017006

Vegetation Plot ID: S1992WA017006

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 93P0372

NCSS Pedon Lab Data NASIS Record ID - 65715

Print Date: 3/6/2025

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: 47.9058342

Std. Longitude: -119.8391647

Datum: WGS84

Township: 28N

Range: 24E

Section: 20

PLSS Details: NE 1/4 of SE 1/4; 1300 feet N and 950 feet W of the SE corner

Location Description: about 1/8 mile E of house along road (just past curve and to the W of the power lines) and about 12 miles NW of Mansfield.

State: Washington

County: WA017—Douglas

MLRA: 6—Cascade Mountains, Eastern Slope

Non-MLRA Soil Survey Area: WA017—Douglas County, Washington

PEDON

Describers Name: Dean White, pdn. DLW-1-93; Bob Gillaspy, veg. (see WA-Range 5 #36, 10/5/92, PIPO/FEID assoc., 15-18")

Current Taxonomic Class: Ashy, mesic Vitrandic Haploxerolls

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 6

Correlated Information:

Soil Name - WATCO

PSC - 25 to 100 cm.

Classificaton Date - 1/27/2010

Moisture Class - xeric

Sampled As Information:

Soil Name - Waco

Taxonomic Class - Ashy, mesic Vitrandic Haploxeroll

Classificaton Date - 10/10/1992

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: upland

Landform: ground moraine

Geomorphic Component Hills: side slope

Hill Slope Profile: backslope

Slope Position: middle third

Slope Shape Down: concave

Runoff: medium

Drainage Class: well

Surface Fragments: 0.00 percent

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 10/10/1992 (actual site observation date)

Air Photo ID: D6

Microrelief Kind: microdepression

Surface Cover Properties:

Site Obs. Cover Kind 1 - tree cover

Site Obs. Cover Kind 2 - intermixed conifers and 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
AGSP ARTR4 BASA3 FEID LUPIN PENST PIPO RIBES STTH2	Agropyron spicatum Artemisia tripartita Balsamorhiza sagittata Festuca idahoensis Lupinus Penstemon Pinus ponderosa Ribes Stipa thurberiana	— threetip sagebrush arrowleaf balsamroot Idaho fescue lupine beardtongue ponderosa pine currant —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon cambic horizon	0—119 119—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
26	91	45.7	762	—	315	406	—	—	8.3	21.1	-3.3	9.4	22.2	-2.2	—	—	—	—	—

A1—0 to 18 centimeters (0.0 to 7.1 inches); grayish brown (10YR 5/2), very dark gray (10YR 3/1) crushed, moist; fine sandy loam; moderate medium subangular blocky parts to moderate very fine and fine subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; 21.0 very fine roots throughout and 0.5 fine roots throughout; 3.0 very fine interstitial and 3.0 very fine continuous tubular and 0.5 fine continuous tubular pores; 1 percent by volume 2-39-75 millimeter basalt fragments; abrupt irregular boundary. Lab sample # 93P02805. Apparent badger hole krotovina 6"""" wide and 12"""" deep creates the irregular boundary; tested for organic carbon, pH, acid oxalate, and glass count.

A2—18 to 69 centimeters (7.1 to 27.2 inches); grayish brown (10YR 5/2), very dark grayish brown (10YR 3/2) crushed, moist; fine sandy loam; moderate very coarse prismatic parts to moderate coarse and very coarse subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 3.0 very fine roots throughout and 0.5 fine and medium roots throughout; 0.5 very fine continuous tubular and 0.5 very fine interstitial and 0.5 fine continuous tubular pores; 1 percent by volume 2-39-75 millimeter basalt fragments; clear smooth boundary. Lab sample # 93P02806. Tested for organic carbon, pH, acid oxalate, and glass count.

BA—69 to 122 centimeters (27.2 to 48.0 inches); brown (10YR 5/3), very dark grayish brown (10YR 3/2) crushed, moist; sandy loam; moderate coarse and very coarse subangular blocky parts to moderate medium subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; 3.0 very fine roots throughout and 0.5 fine to coarse roots throughout; 3.0 very fine continuous tubular and 3.0 very fine interstitial and 0.5 fine and medium continuous tubular pores; 1 percent by volume 2-39-75 millimeter basalt fragments; clear wavy boundary. Lab sample # 93P02807. Tested for organic carbon, pH, acid oxalate, and glass count.

Bw1—122 to 137 centimeters (48.0 to 53.9 inches); brown (10YR 5/3), dark brown (10YR 3/3) crushed, moist; coarse sandy loam; moderate coarse and very coarse subangular blocky parts to moderate medium subangular blocky structure; slightly hard, friable, nonsticky, nonplastic; 3.0 very fine roots throughout and 0.5 fine and medium roots throughout and 0.5 coarse roots throughout; 3.0 very fine continuous tubular and 3.0 very fine interstitial and 0.5 fine interstitial pores; 3 percent by volume 2-39-75 millimeter basalt fragments; clear wavy boundary. No sample received.

2Bw2—137 to 160 centimeters (53.9 to 63.0 inches); light yellowish brown (10YR 6/4), dark brown (10YR 3/3) crushed, moist; very gravelly loam; weak and moderate medium subangular blocky parts to weak and moderate fine subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; 21.0 very fine roots around fragments and 3.0 very fine roots throughout and 0.5 fine and medium roots throughout; 0.5 very fine and fine continuous tubular and 3.0 very fine and fine interstitial and 0.5 medium interstitial pores; 1 percent by volume 2-39-75 millimeter granite fragments and 15 percent by volume 75-162-250 millimeter basalt fragments and 25 percent by volume 2-39-75 millimeter basalt fragments; abrupt wavy boundary. No sample received.

2Bk—160 to 185 centimeters (63.0 to 72.8 inches); 94 percent light yellowish brown (2.5Y 6/4) and 6 percent pale olive (5Y 6/3), 94 percent dark brown (10YR 3/3) crushed and 6 percent olive (5Y 5/3) exterior, moist; very gravelly loam; weak and moderate medium subangular blocky parts to weak and moderate fine subangular blocky structure; slightly hard, very friable, slightly sticky, nonplastic; 3.0 very fine roots throughout and 3.0 very fine roots around fragments and 0.5 fine and medium roots throughout; 3.0 very fine and fine interstitial and 0.5 very fine continuous tubular and 0.5 medium interstitial pores; 30 percent distinct white (10YR 8/1) carbonate coats on faces of peds and in pores and 75 percent distinct white (10YR 8/1) carbonate coats on rock fragments; 3 percent fine cylindrical lime masses; 1 percent by volume 2-39-75 millimeter granite fragments and 3 percent by volume 250-425-600 millimeter basalt fragments and 20 percent by volume 75-162-250 millimeter basalt fragments and 27 percent by volume 2-39-75 millimeter basalt fragments; violent effervescence, by hcl, 1n. This horizon extends to 72 or more inches; matrix effervescence is Eo and only CaCO3 coatings and concentrations are EV; no sample received.; discontinuous - phpvsfiid 174635; discontinuous - phpvsfiid 174636; discontinuous - phpvsfiid 174635; discontinuous - phpvsfiid 174636