IDENTIFIERS

Current Taxon Name (Soil Name): Roundabout

OSD

Series Extent

User Site ID: S09ME021012.Roundabout

User Pedon ID: S09ME021012.Roundabout

Vegetation Plot ID: S09ME021012.Roundabout

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - NSSL

Lab Pedon # - 10N0328

NCSS Pedon Lab Data NASIS Record ID - 28252

Print Date: 11/26/2024

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: 45.8907222

Std. Longitude: -69.5778056

Datum: WGS84

Township: 3

Range: 15

Location Description: Golden Road past Hannibals Crossing left on lobster trip road, over bridge, pink flagging on left.

Map Unit: 16XA—Roundabout-Wonsqueak association, 0 to 3 percent slopes

Country: US—United States

State: Maine

County: ME021—Piscataquis

MLRA: 143—Northeastern Mountains

Regional Office: NE—Northeast

MLRA Soil Survey Area: 12-7—Presque Isle, Maine

Non-MLRA Soil Survey Area: ME620—Northern Piscataquis and Northern Somerset County Area, Maine

7.5 Minute USGS Quad: 45069-H5—Penobscot Farm, Maine

PEDON

Describers Name: Carl Bickford, Nick Butler

Current Taxonomic Class: Coarse-silty, mixed, superactive, acid, frigid Aeric Epiaquepts

Current Taxon Kind: series

Pedon Type: TUD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: PedonPC

Correlated Information:

Soil Name - Roundabout

PSC - 36 to 100 cm.

Classificaton Date - 8/18/2011

Soil Taxonomic Edition - tenth edition

Moisture Class - aquic

Moisture Subclass - aquic

Sampled As Information:

Soil Name - Roundabout

Classificaton Date - 9/2/2009

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Pedon Vegetation and Crop Cover Information:

Forest Overstory Veg. Type - tree

Forest Understory Veg. Type - perennial forbs or herbaceous

Hydric: yes

SITE

Parent Material: coarse-silty glaciolacustrine deposits

Landscape: lake plain

Landform: terrace

Hill Slope Profile: toeslope

Slope Complexity: simple

Slope Shape Across: concave

Slope Shape Down: concave

Drainage Class: poorly

Flooding: rare flooding

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 9/2/2009 (actual site observation date)

Air Photo ID:

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

Yield Study ID -

Current Weather - sunny

Current Air Temp - 16

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ABBA ALNUS PIRU	Abies balsamea Alnus Picea rubens	balsam fir alder red spruce	— — —	— — —	— — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
hemic soil materials ochric epipedon sapric soil materials albic materials albic horizon aquic conditions redox concentrations redox depletions with chroma 2 or less cambic horizon	0—7 0—14 7—11 11—14 11—14 11—165 11—165 11—165 14—62	—- —- —- —- —- —- —- —- —48—

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
1	—	—	302	—	135	905	—	105	3.1	16.4	0.8	—	—	—	—	—	171472	Clayton Lake	U.S. Official

Oe—0 to 7 centimeters (0.0 to 2.8 inches); very dark grayish brown (10YR 3/2) broken face moderately decomposed plant material; weak fine granular structure; friable, slightly sticky, slightly plastic; fragments; very strongly acid, pH 4.6, pH meter; clear smooth boundary.; very moist when described; observed in pit, small. Roots; many very fine-coarse throughout

Oa—7 to 11 centimeters (2.8 to 4.3 inches); black (10YR 2/1) broken face highly decomposed plant material; weak fine granular structure; friable, slightly sticky, slightly plastic; fragments; extremely acid, pH 3.9, pH meter; clear smooth boundary.; very moist when described; observed in pit, small. Roots; many very fine-coarse throughout

Eg—11 to 14 centimeters (4.3 to 5.5 inches); gray (2.5Y 5/1) broken face silt; 5 percent sand; 88 percent silt; 7 percent clay; weak fine subangular blocky structure; friable, slightly sticky, slightly plastic; 5 percent distinct noncoherent cemented light olive brown (2.5Y 5/4), moist, masses of oxidized iron throughout and 10 percent fine faint noncoherent cemented gray (2.5Y 6/1), moist, iron depletions throughout; fragments; very strongly acid, pH 4.7, pH meter; abrupt broken boundary.; very moist when described; observed in pit, small. Roots; common very fine and fine throughout

Bw1—14 to 37 centimeters (5.5 to 14.6 inches); light olive brown (2.5Y 5/4) broken face silt loam; 17 percent sand; 77 percent silt; 6 percent clay; moderate medium subangular blocky structure; friable, slightly sticky, slightly plastic; 15 percent distinct noncoherent cemented gray (2.5Y 6/1), moist, iron depletions throughout and 20 percent prominent noncoherent cemented olive yellow (2.5Y 6/8), moist, masses of oxidized iron throughout; fragments; strongly acid, pH 5.4, pH meter; gradual wavy boundary.; very moist when described; observed in pit, small. Roots; few very fine and fine throughout

Bw2—37 to 48 centimeters (14.6 to 18.9 inches); light olive brown (2.5Y 5/4) broken face silt loam; 23 percent sand; 71 percent silt; 6 percent clay; weak coarse prismatic, and moderate medium subangular blocky structure; friable, slightly sticky, slightly plastic; 10 percent prominent noncoherent cemented strong brown (7.5YR 5/6), moist, masses of oxidized iron throughout and 25 percent distinct noncoherent cemented light brownish gray (2.5Y 6/2), moist, iron depletions throughout; fragments; moderately acid, pH 5.8, pH meter; clear smooth boundary.; very moist when described; observed in pit, small

BC—48 to 62 centimeters (18.9 to 24.4 inches); olive brown (2.5Y 4/3) broken face silt loam; 23 percent sand; 71 percent silt; 6 percent clay; weak coarse prismatic, and weak fine subangular blocky parts to weak medium subangular blocky structure; friable, nonsticky, nonplastic; 30 percent medium prominent noncoherent cemented strong brown (7.5YR 5/6), moist, masses of oxidized iron throughout and 40 percent distinct noncoherent cemented gray (2.5Y 6/1), moist, iron depletions throughout; fragments; moderately acid, pH 5.8, pH meter; clear smooth boundary.; very moist when described; observed in pit, small

C1—62 to 127 centimeters (24.4 to 50.0 inches); brown (10YR 5/3) broken face silt loam; 21 percent sand; 72 percent silt; 7 percent clay; structureless massive; firm, nonsticky, nonplastic; 15 percent faint noncoherent cemented brown (7.5YR 4/4), moist, masses of oxidized iron throughout and 25 percent distinct noncoherent cemented gray (10YR 6/1), moist, iron depletions throughout; fragments; moderately acid, pH 5.6, pH meter; clear smooth boundary.; very moist when described; observed in pit, small

C2—127 to 165 centimeters (50.0 to 65.0 inches); brown (10YR 4/3) broken face very fine sandy loam; 53 percent sand; 44 percent silt; 3 percent clay; structureless massive; firm, nonsticky, nonplastic; 10 percent faint noncoherent cemented dark brown (7.5YR 3/3), moist, masses of oxidized iron throughout and 20 percent distinct noncoherent cemented gray (10YR 6/1), moist, iron depletions throughout; fragments; strongly acid, pH 5.5, pH meter.; very moist when described; observed in pit, small