IDENTIFIERS

Current Taxon Name (Soil Name): Suwanee

OSD

Series Extent

User Site ID: S1992UT037143A

User Pedon ID: 92UT037143A

Vegetation Plot ID: S1992UT037143A

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 92P0885

NCSS Pedon Lab Data NASIS Record ID - 65125

Print Date: 11/13/2024

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: 37.9609985

Std. Longitude: -109.6238861

Datum: WGS84

Township: 32S

Range: 21E

Section: 28

PLSS Details: NW 1/4, SW 1/4

State: Utah

County: UT037—San Juan

MLRA: 35—Colorado Plateau

Non-MLRA Soil Survey Area: UT638—San Juan County, Utah, Central Part

PEDON

Describers Name: Paul Menard, Leland Sasser

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 143

Sampled As Information:

Soil Name - Suwanee

Taxonomic Class - Fine-silty, mixed (calcareous) Ustic Torrifluvents

PSC - 25 to 100 cm.

Classificaton Date - 8/3/1992

Moisture Class - aridic (torric)

Dynamic Soil Properties:

Erosion Class - 1

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landscape: plateau

Landform: fluvial terrace

Slope Shape Across: linear

Slope Shape Down: concave

Runoff: low

Drainage Class: well

Flooding: rare flooding

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 8/3/1992 (actual site observation date)

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

Pedon Horizon Lab Results - 1
Horizon	Top Depth	Bottom Depth	Sample ID	Data Collector	Total Clay	CaCO3 Clay	Total Silt	Fine Silt	Co. Silt	Total Sand	Total Sand Method	VC Sand	Co. Sand	Med. Sand	Fine Sand	VF Sand	VF Sand Method	Texture Class - Field Lab	Rubbed Fiber	Unrubbed Fiber	pH H2O
	cm	cm			%	%	%	%	%	%		%	%	%	%	%			%	%
A A C1 C1 C2 C2 Ab Ab Cb1 Cb1 Cb2 Cb2 Cb3 Cb3	0 0 8 8 21 21 36 36 47 47 92 92 135 135	— 8 — 21 — 36 — 47 — 92 — 135 — 150	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	40 — 25 — 20 — 25 — 20 — 30 — 30 —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —

Pedon Horizon Lab Results - 2
Horizon	Top Depth	Bottom Depth	Sample ID	pH CaCl2	pH NaF	pH Ox	Delta pH	LL	PL	PI	Atter. Samp. Cond.	COLE	Pot. Acidity	Ca + Mg - Meh 2	K	Ca + Mg - Sat. Paste	KCl Extract. Acidity	Base Sat. - Meh 2	CEC-7	CEC-8.2
	cm	cm						%	%	%		cm/cm	meq/100g	cmol(+)/kg	cmol(+)/kg	mmol(+)/l	cmol(+)/kg	%	cmol(+)/kg	cmol(+)/kg
A A C1 C1 C2 C2 Ab Ab Cb1 Cb1 Cb2 Cb2 Cb3 Cb3	0 0 8 8 21 21 36 36 47 47 92 92 135 135	— 8 — 21 — 36 — 47 — 92 — 135 — 150	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —		— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —

Pedon Horizon Lab Results - 3
Horizon	Top Depth	Bottom Depth	Sample ID	ECEC	Phosphate P	NO3-N	EC	EC Method	EC 1:5 by volume	CaCO3 Equiv.	Equiv. Gypsum	Na	SAR	Gypsum Req.	Humic Color	Fulvic Color	Humic + Fulvic Color	Al	PI	Pyro. Hue	PyrO. Value	Pyro. Chroma
	cm	cm		cmol(+)/kg	mg/kg	mg/kg	dS/m		dS/m	%	%	mmol(+)/l	%	L-pcu/g	L-pcu/g	L-pcu/g	%
A A C1 C1 C2 C2 Ab Ab Cb1 Cb1 Cb2 Cb2 Cb3 Cb3	0 0 8 8 21 21 36 36 47 47 92 92 135 135	— 8 — 21 — 36 — 47 — 92 — 135 — 150	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— 1 — 1 — 3 — 1 — 3 — 3 — 3	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —	— — — — — — — — — — — — — —

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
OPUNT	Opuntia	pricklypear	—	—	—

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon	0—8	—-

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	2	—	1798	—	20	279	—	—	12	—	—	12	—	—	—	—	—	—	—

A—0 to 8 centimeters (0.0 to 3.1 inches); light reddish brown (5YR 6/3), reddish brown (5YR 4/3), moist; very fine sandy loam; 55 percent sand; 28 percent silt; 17 percent clay; weak fine and medium granular structure; soft, very friable, slightly sticky, slightly plastic; moderately slow permeability; 21.0 very fine roots and 3.0 fine and medium roots and 0.5 coarse roots; 21.0 very fine interstitial and 21.0 very fine tubular pores; 2 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; slightly alkaline, pH 7.6, thymol-blue; clear smooth boundary. Lab sample # 92P05478

C1—8 to 21 centimeters (3.1 to 8.3 inches); light reddish brown (5YR 6/4), red (2.5YR 4/8), moist; loam; 40 percent sand; 40 percent silt; 20 percent clay; weak fine and medium subangular blocky structure; slightly hard, very friable, slightly sticky, slightly plastic; moderate permeability; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine tubular and 0.5 fine and medium tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.0, thymol-blue; clear wavy boundary. Lab sample # 92P05479

C2—21 to 36 centimeters (8.3 to 14.2 inches); light reddish brown (5YR 6/4), yellowish red (5YR 4/6), moist; loam; 45 percent sand; 31 percent silt; 24 percent clay; weak medium subangular blocky structure; slightly hard, friable, slightly sticky, moderately plastic; moderate permeability; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine tubular and 0.5 fine and medium tubular pores; 1 percent by volume 75-162-250 millimeter unspecified fragments and 10 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 8.4, thymol-blue; abrupt smooth boundary. Lab sample # 92P05480. contains a discontinuous gravel band

Ab—36 to 47 centimeters (14.2 to 18.5 inches); reddish brown (5YR 5/3), reddish brown (5YR 4/4), moist; loam; 35 percent sand; 40 percent silt; 25 percent clay; weak fine subangular blocky parts to granular structure; slightly hard, very friable, slightly sticky, moderately plastic; moderate permeability; 21.0 very fine and fine roots and 0.5 medium and coarse roots; 21.0 very fine tubular and 0.5 fine and medium tubular pores; fragments; slight effervescence; slightly alkaline, pH 7.8, thymol-blue; clear smooth boundary. Lab sample # 92P05481. contains a discontinuous gravel band

Cb1—47 to 92 centimeters (18.5 to 36.2 inches); yellowish red (5YR 5/6), red (2.5YR 4/6), moist; clay loam; 24 percent sand; 45 percent silt; 31 percent clay; weak fine and medium subangular blocky structure; slightly hard, friable, moderately sticky, moderately plastic; moderately rapid permeability; 3.0 very fine and fine roots and 0.5 medium and coarse roots; 3.0 very fine and fine tubular and 3.0 medium tubular and 0.5 coarse tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.2, thymol-blue; abrupt smooth boundary. Lab sample # 92P05482

Cb2—92 to 135 centimeters (36.2 to 53.1 inches); light reddish brown (5YR 6/4), light red (2.5YR 6/8), moist; loam; 35 percent sand; 45 percent silt; 20 percent clay; moderate thick platy structure; slightly hard, very friable, slightly sticky, slightly plastic; moderate permeability; 3.0 very fine and fine roots; 3.0 very fine and fine tubular and 0.5 medium and coarse tubular pores; fragments; strong effervescence; moderately alkaline, pH 8.3, thymol-blue; abrupt smooth boundary. Lab sample # 92P05483. small charcoal bands through entire profile; very stratified horizon

Cb3—135 to 150 centimeters (53.1 to 59.1 inches); reddish yellow (7.5YR 6/6), yellowish red (5YR 4/6), moist; fine sandy loam; 77 percent sand; 15 percent silt; 8 percent clay; single grain; loose, loose, nonsticky, slightly plastic; moderately slow permeability; 0.5 very fine and fine roots; fragments; strong effervescence; moderately alkaline, pH 8.0, thymol-blue. Lab sample # 92P05484. augered layer; no clods possible