IDENTIFIERS

Current Taxon Name (Soil Name): Guffey

OSD

Series Extent

User Site ID: S2008CO642004AWS

User Pedon ID: S08CO069003

Vegetation Plot ID: S2008CO642004AWS

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 09N0128

NCSS Pedon Lab Data NASIS Record ID - 24033

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: 40.4149170

Std. Longitude: -105.4648895

Datum: WGS84

Township: 5N

Range: 72W

Section: 9

PLSS Details: 2813' East and 2479' North from the southwest corner

Map Unit: 4703D—Bullwark-Catamount families-Rock outcrop complex, 40 to 150 percent slopes

State: Colorado

County: CO069—Larimer

MLRA: 48A—Southern Rocky Mountains

Non-MLRA Soil Survey Area: CO642—Estes Park Area, Colorado, Parts of Boulder and Larimer Counties

7.5 Minute USGS Quad: 40105-D4—Glen Haven, Colorado

PEDON

Describers Name: Andy Steinert

Current Taxonomic Class: Loamy-skeletal, micaceous Ustic Haplocryalfs

Current Taxon Kind: taxadjunct

Pedon Type: map unit inclusion

Pedon Purpose: full pedon description

Pedon Record Orgin: NASIS

Pedon #: 4

Correlated Information:

Soil Name - Guffey

PSC - 46 to 96 cm.

Classificaton Date - 4/17/2012

Soil Taxonomic Edition - eleventh edition

Moisture Class - udic

Moisture Subclass - ustic

Sampled As Information:

Soil Name - Ustic Haplocryalfs

Classificaton Date - 7/3/2008

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: slope alluvium derived from granite over residuum weathered from granite

Landform: mountain slope

Geomorphic Component Mountains: mountainflank, center third

Slope Shape Across: convex

Slope Shape Down: linear

Runoff: high

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Bedrock: indurated granite at 123cm

Surface Fragments: 10.00 percent nonflat subangular 2- to 75-millimeter granite, 10.00 percent nonflat subangular 2- to 75-millimeter granite, 10.00 percent nonflat subangular 250- to 600-millimeter granite, 10.00 percent nonflat subangular 250- to 600-millimeter granite, 5.00 percent nonflat subangular 600- to 2438-millimeter granite, 5.00 percent nonflat subangular 600- to 2438-millimeter granite, 15.00 percent nonflat subangular 75- to 250-millimeter granite, 15.00 percent nonflat subangular 75- to 250-millimeter granite,

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 7/3/2008 (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

Current Weather - sunny

Current Air Temp - 24

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ACGL FEAR2 JUCO6 PICO PIPO PSME	Acer glabrum Festuca arizonica Juniperus communis Pinus contorta Pinus ponderosa Pseudotsuga menziesii	Rocky Mountain maple Arizona fescue common juniper lodgepole pine ponderosa pine Douglas-fir	— — — — — —	— — — — — —	— — — — — —

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
bedrock, lithic	indurated	123 - 152	- 29 -

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon cambic horizon argillic horizon lithic contact	8—20 20—46 46—123 123—	—12— —26— —77— —-

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
45	—	—	2486.6	—	275	356	—	95	6.1	—	—	—	—	—	—	—	052759	Estes Park	—

Oi—0 to 3 centimeters (0.0 to 1.2 inches); slightly decomposed plant material; Ksat of 300 um/s; very rapid permeability; 5.0 very fine roots throughout and 4.0 fine roots throughout and 1.0 coarse roots throughout; fragments; clear smooth boundary.; observed in pit, small

Oa—3 to 8 centimeters (1.2 to 3.1 inches); highly decomposed plant material; Ksat of 300 um/s; very rapid permeability; 5.0 very fine roots throughout and 4.0 fine roots throughout and 1.0 coarse roots throughout; fragments; clear wavy boundary.; observed in pit, small

A—8 to 20 centimeters (3.1 to 7.9 inches); dark brown (7.5YR 3/2) broken face, brown (7.5YR 5/2) broken face, dry; gravelly loamy sand; 95 percent sand; 2 percent silt; 3 percent clay; single grain; soft, very friable, nonsticky, nonplastic; Ksat of 91.7 um/s; rapid permeability; 5.0 very fine roots throughout and 4.0 fine roots throughout and 1.0 coarse roots throughout; 1 percent fine mica flakes, unspecified throughout; 2 percent by volume nonflat subangular 75-100-250 millimeter granite fragments and 25 percent by volume nonflat subangular 2-5-75 millimeter granite fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.5, bromthymol blue; clear wavy boundary.; observed in pit, small

E—20 to 46 centimeters (7.9 to 18.1 inches); brown (7.5YR 4/2) broken face, brown (7.5YR 5/3) broken face, dry; very gravelly loamy sand; 90 percent sand; 5 percent silt; 5 percent clay; single grain; loose, loose, nonsticky, nonplastic; Ksat of 91.7 um/s; rapid permeability; 5.0 very fine roots throughout and 2.0 fine roots throughout; 1 percent fine mica flakes, unspecified throughout; 5 percent by volume nonflat subangular 75-100-250 millimeter granite fragments and 50 percent by volume nonflat subangular 2-5-75 millimeter granite fragments; noneffervescent, by hcl, 1n; slightly acid, pH 6.5, bromthymol blue; gradual wavy boundary.; observed in pit, small

Bt1—46 to 92 centimeters (18.1 to 36.2 inches); brown (7.5YR 4/3) broken face, brown (7.5YR 5/3) broken face, dry; very gravelly coarse sandy loam; 74 percent sand; 15 percent silt; 11 percent clay; weak coarse subangular blocky structure; slightly hard, very friable, nonsticky, nonplastic; Ksat of 28.225 um/s; moderately rapid permeability; 4.0 very fine roots throughout and 2.0 fine roots throughout; 5 percent faint clay films on all faces of peds; 37 percent mica flakes, biotite throughout and 8 percent mica flakes, muscovite throughout and 1 percent mica flakes, unspecified throughout; 10 percent by volume nonflat subangular 75-100-250 millimeter granite fragments and 14 percent by volume nonflat subangular 20-45-75 millimeter granite fragments and 16 percent by volume nonflat subangular 5-10-20 millimeter granite fragments and 20 percent by volume nonflat subangular 2-3-5 millimeter granite fragments; noneffervescent, by hcl, 1n; moderately acid, pH 6.0, chlorophenol red; gradual wavy boundary. Lab sample # 09N00878; observed in pit, small. patchy - phpvsfiid 432502; patchy - phpvsfiid 432502

Bt2—92 to 123 centimeters (36.2 to 48.4 inches); strong brown (7.5YR 4/6) broken face, brown (7.5YR 5/4) broken face, dry; gravelly coarse sandy loam; 76 percent sand; 16 percent silt; 8 percent clay; moderate medium and coarse subangular blocky structure; very hard, friable, moderately sticky, slightly plastic; Ksat of 9.17 um/s; moderate permeability; 1.0 fine roots throughout; 2.0 very fine tubular and 1.0 fine tubular pores; 10 percent distinct clay films on all faces of peds; 45 percent mica flakes, biotite throughout and 6 percent mica flakes, muscovite throughout and 1 percent mica flakes, unspecified throughout; 4 percent by volume nonflat subangular 20-45-75 millimeter granite fragments and 10 percent by volume nonflat subangular 75-100-250 millimeter granite fragments and 12 percent by volume nonflat subangular 5-10-20 millimeter granite fragments and 17 percent by volume nonflat subangular 2-3-5 millimeter granite fragments; noneffervescent, by hcl, 1n; moderately acid, pH 6.0, chlorophenol red; abrupt smooth boundary. Lab sample # 09N00879; observed in pit, small. discontinuous - phpvsfiid 432500; discontinuous - phpvsfiid 432500

R—123 to 152 centimeters (48.4 to 59.8 inches); bedrock; impermeable permeability; fragments.; observed in pit, small