IDENTIFIERS

Current Taxon Name (Soil Name): Nipe

OSD

Series Extent

User Site ID: D02PR125005

User Pedon ID: D02PR125005

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - NSSL

Lab Pedon # - 03N0659

NCSS Pedon Lab Data NASIS Record ID - 15913

Print Date: 11/23/2024

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: 18.1280556

Std. Longitude: -66.9750000

Datum: WGS84

Location Description: Nipe clay, 5 to 20 percent slopes; Maricao State Forest; approximately 1.3 miles southwest of the intersection of P.R. Hwy. 120 and P.R. Hwy. 362; about 1.0 mile southwest of Campamento Santana on forest trail; about 50 feet northwest of trail in forestland; San German Municipality. (USGS Maricao topographic quadrangle (1960); lat. 18 degrees 07 minutes 41 seconds N. and long. 66 degrees 58 minutes 30 seconds W.)

Map Unit: NcD2—Nipe clay, 5 to 20 percent slopesNpD—Nipe clay, 5 to 20 percent slopes

Non-MLRA Soil Survey Area: PR684—Mayaguez Area, Puerto Rico Western PartPR787—San German Area, Southwestern Puerto Rico

PEDON

Describers Name: Jorge L. Lugo; Samuel Rios

Current Taxonomic Class: Very-fine, ferruginous, isohyperthermic Typic Acrudox

Current Taxon Kind: series

Pedon Type: OSD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: NASIS

Pedon #: 5

Correlated Information:

Soil Name - Nipe (flagged as OSD)

PSC - 25 to 100 cm.

Classificaton Date - 1/29/2021

Soil Taxonomic Edition - twelfth edition

Moisture Class - udic

Moisture Subclass - typic

Sampled As Information:

Soil Name - Nipe

Classificaton Date - 7/17/2002

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: iron-rich residuum that weathered from serpentinite bedrock

Landscape: mountains, hills

Landform: ridge

Geomorphic Component Hills: crest

Geomorphic Component Mountains: mountaintop

Hill Slope Profile: summit

Slope Position: upper third

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: linear

Drainage Pattern: dendritic

Runoff: medium

Drainage Class: well

Flooding: none flooding

Ponding: none ponding

Geology: Cretaceous? Remnant Of Lateritic Residual Soil On Serpentini member of the Serpentinite formation in the Ks group.

Surface Fragments: 11.00 percent nonflat rounded strongly coherent cemented 2- to 75-millimeter iron-manganese concretions,

Benchmark Soil?: yes

VEGETATION

SITE OBSERVATION

Observation Date: 7/17/2002 (actual site observation date)

Air Photo ID: 3C

Surface Water Kind: none observed

Plant Association Name: Tropical Forest

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

Current Weather - partly cloudy

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon oxic horizon	5—28 28—152	13—23—61 —-

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	—	—	580	—	180	1947	—	365	20.7	22.2	19.2	—	—	—	—	—	664677	Indiera Alta	Weather (NOAA)

Oi—0 to 5 centimeters (0.0 to 2.0 inches); mucky peat; fragments.; dry when described; observed in pit, large or quarry. The Oi hoeizon (if it occurs) consists of undecomposed material such as bark, branches, leaves and twigs.

Ap—5 to 18 centimeters (2.0 to 7.1 inches); dusky red (10R 3/3) broken face, dark reddish brown (2.5YR 3/3) broken face, dry; clay; 12 percent sand; 39 percent silt; 49 percent clay; strong fine granular structure; hard, firm, slightly sticky, slightly plastic; moderate permeability; 0.5 medium roots throughout and 3.0 fine roots throughout and 0.5 coarse roots throughout; 0.5 fine irregular and 0.5 fine vesicular pores; 11 percent by volume nonflat rounded strongly coherent cemented 2-50-75 millimeter iron-manganese concretions fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.4, pH meter; abrupt smooth boundary. Lab sample # 03N02923; dry when described; observed in pit, large or quarry

A—18 to 28 centimeters (7.1 to 11.0 inches); dusky red (10R 3/3) broken face, dark reddish brown (2.5YR 3/3) broken face, dry; gravelly clay; 15 percent sand; 34 percent silt; 51 percent clay; strong fine granular structure; hard, firm, slightly sticky, slightly plastic; moderate permeability; 3.0 fine roots throughout; 0.5 fine irregular pores; 18 percent by volume nonflat rounded strongly coherent cemented 2-50-75 millimeter iron-manganese concretions fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; clear smooth boundary. Lab sample # 03N02924; dry when described; observed in pit, large or quarry

Bo1—28 to 56 centimeters (11.0 to 22.0 inches); dusky red (10R 3/3) broken face, dusky red (10R 3/4) broken face, dry; clay; 6 percent sand; 28 percent silt; 67 percent clay; moderate medium subangular blocky structure; slightly hard, firm, moderately sticky, moderately plastic; moderate permeability; 0.5 fine roots throughout; 0.5 fine irregular and 0.5 fine tubular pores; 10 percent faint clay films on all faces of peds; 7 percent by volume nonflat rounded strongly coherent cemented 2-50-75 millimeter iron-manganese concretions fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.6, pH meter; clear smooth boundary. Lab sample # 03N02925; dry when described; observed in pit, large or quarry

Bo2—56 to 79 centimeters (22.0 to 31.1 inches); dusky red (10R 3/4) broken face, dusky red (10R 3/4) broken face, dry; gravelly clay; 30 percent sand; 22 percent silt; 49 percent clay; weak medium subangular blocky structure; slightly hard, firm, slightly sticky, moderately plastic; moderate permeability; 0.5 fine roots throughout; 0.5 fine irregular pores; 20 percent distinct clay films on all faces of peds; 18 percent by volume nonflat rounded strongly coherent cemented 2-50-75 millimeter iron-manganese concretions fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.7, pH meter; clear smooth boundary. Lab sample # 03N02926; dry when described; observed in pit, large or quarry

Bo3—79 to 109 centimeters (31.1 to 42.9 inches); dusky red (10R 3/4) broken face, dusky red (10R 3/4) broken face, dry; gravelly clay; 43 percent sand; 17 percent silt; 41 percent clay; weak medium subangular blocky structure; soft, friable, slightly sticky, slightly plastic; moderate permeability; 0.5 fine roots throughout; 0.5 fine irregular pores; 20 percent distinct clay films on all faces of peds; 29 percent by volume nonflat rounded strongly coherent cemented 2-50-75 millimeter iron-manganese concretions fragments; noneffervescent, by hcl, 1n; moderately acid, pH 5.9, pH meter; gradual smooth boundary. Lab sample # 03N02927; dry when described; observed in pit, large or quarry

Bo4—109 to 152 centimeters (42.9 to 59.8 inches); dusky red (10R 3/4) broken face, dusky red (10R 3/4) broken face, dry; gravelly clay; 44 percent sand; 14 percent silt; 43 percent clay; weak medium subangular blocky structure; slightly hard, firm, slightly sticky, slightly plastic; moderate permeability; 0.5 fine roots throughout; 0.5 fine irregular pores; 60 percent prominent clay films on all faces of peds; 33 percent by volume nonflat rounded strongly coherent cemented 2-50-75 millimeter iron-manganese concretions fragments; noneffervescent, by hcl, 1n; strongly acid, pH 5.4, pH meter; clear smooth boundary. Lab sample # 03N02928; dry when described; observed in pit, large or quarry