IDENTIFIERS

Current Taxon Name (Soil Name): Kachemak

OSD

Series Extent

User Site ID: S1987AK122006

User Pedon ID: 87AK122006

Vegetation Plot ID: S1987AK122006

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 87P0785

NCSS Pedon Lab Data NASIS Record ID - 60080

Print Date: 11/23/2024

LOCATION

State: Alaska

County: AK122—Kenai Peninsula Borough

PEDON

Describers Name: Witty, Moore, Kimble, Ping, Lehner, Alexander

Current Taxonomic Class: Medial over loamy, glassy Andic Humicryods

Current Taxon Kind: series

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from SSL-CMS data

Pedon #: 6

Correlated Information:

Soil Name - Kachemak

PSC - 25 to 100 cm.

Classificaton Date - 2/1/2010

Sampled As Information:

Soil Name - Kachemak

Taxonomic Class - Medial over loamy, mixed Haplic Cryohumod

Taxon Kind - variant

Classificaton Date - 9/1/1987

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: upland

Landform: upland slope

Geomorphic Component Hills: interfluve

Hill Slope Profile: summit

Slope Position: upper third

Slope Shape Down: linear

Runoff: medium

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 9/1/1987 (actual site observation date)

Microrelief Elevation: 10

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - rangeland, grassland

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
ALSI CACA4	Allium simillimum Calamagrostis canadensis	simil onion bluejoint	— —	— —	— —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
albic horizon spodic horizon	8—11 11—51	—- —-

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
2	—	—	—	—	135	70	—	—	2.2	—	—	3	4.5	0	—	—	—	—	—

1Oe—0 to 8 centimeters (0.0 to 3.1 inches); dark reddish brown (5YR 3/2) interior hemic material; 2.5 very fine and fine roots and 2.5 medium and coarse roots; fragments; very strongly acid, pH 4.8, hellige-truog; abrupt wavy boundary. Lab sample # 87P04282; very moist when described;. Thin discontinuous mineral layer less than 2 cm thick. Estimated Bulk density 0.4 g/cc.; common medium and coarse roots; common very fine and fine roots

1E—8 to 11 centimeters (3.1 to 4.3 inches); 70 percent brown (7.5YR 5/2) interior and 30 percent brown (7.5YR 4/2) interior silt loam; massive; very friable, nonsticky, nonplastic; 2.5 very fine and fine roots and 2.5 medium and coarse roots; fragments; extremely acid, pH 4.0, hellige-truog; abrupt wavy boundary. Lab sample # 87P04283; very moist when described;. Estimated Bulk density 0.8 g/cc.; common medium and coarse roots; common very fine and fine roots

1Bhs—11 to 16 centimeters (4.3 to 6.3 inches); dusky red (2.5YR 3/2) interior very fine sandy loam; weak medium subangular blocky structure; very friable, slightly sticky, nonplastic; 2.5 very fine and fine roots and 2.5 medium and coarse roots; fragments; extremely acid, pH 4.2, hellige-truog; abrupt wavy boundary. Lab sample # 87P04284; very moist when described;. Estimated Bulk density 0.8 g/cc.; common medium and coarse roots; common very fine and fine roots

1Ab—16 to 24 centimeters (6.3 to 9.4 inches); black (10YR 2/1) interior silt loam; weak medium subangular blocky structure; very friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 5.5 medium and coarse roots; fragments; very strongly acid, pH 4.5, hellige-truog; abrupt wavy boundary. Lab sample # 87P04285; very moist when described;. many medium and coarse roots; common very fine and fine roots

1Eb—24 to 29 centimeters (9.4 to 11.4 inches); 60 percent brown (7.5YR 4/2) interior and 30 percent brown (7.5YR 5/2) interior and 10 percent very dark brown (7.5YR 2/2) interior silt loam; massive; very friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 5.5 medium and coarse roots; fragments; very strongly acid, pH 5.0, hellige-truog; abrupt broken boundary. Lab sample # 87P04286; very moist when described;. many medium and coarse roots; common very fine and fine roots

1Bhs—29 to 35 centimeters (11.4 to 13.8 inches); very dusky red (2.5YR 2/2) interior silt loam; weak medium subangular blocky structure; friable, slightly sticky, slightly plastic; 2.5 very fine and fine roots and 5.5 medium and coarse roots; fragments; strongly acid, pH 5.5, hellige-truog; abrupt wavy boundary. Lab sample # 87P04287; very moist when described;. many medium and coarse roots; common very fine and fine roots

1Bs—35 to 51 centimeters (13.8 to 20.1 inches); reddish brown (5YR 4/3) interior silt loam; weak medium subangular blocky structure; friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots and 2.5 medium roots; fragments; strongly acid, pH 5.5, hellige-truog; gradual smooth boundary. Lab sample # 87P04288; very moist when described;. common medium roots; few very fine and fine roots

1C1—51 to 72 centimeters (20.1 to 28.3 inches); brown (10YR 4/3) interior silt loam; massive; friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots and 0.5 medium roots; fragments; strongly acid, pH 5.2, hellige-truog; abrupt smooth boundary. Lab sample # 87P04289; very moist when described;. few medium roots; few very fine and fine roots

2C2—72 to 105 centimeters (28.3 to 41.3 inches); light olive brown (2.5Y 5/3) interior silt loam; massive; firm, slightly sticky, slightly plastic; 0.5 very fine roots; fragments; extremely acid, pH 4.2, hellige-truog. Lab sample # 87P04290; very moist when described;. Root channels.; few very fine roots