IDENTIFIERS

Current Taxon Name (Soil Name): Redbank

OSD

Series Extent

User Site ID: S1992UT037158C

User Pedon ID: 92UT037158C

Vegetation Plot ID: S1992UT037158C

Lab Information:

Certified Lab Pedon Description - no

Lab Source ID - SSL

Lab Pedon # - 92P1015

NCSS Pedon Lab Data NASIS Record ID - 65254

Print Date: 2/16/2025

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: 38.0919991

Std. Longitude: -109.8880005

Datum: WGS84

Location Description: Buttler Wash, S of Buttler Flat and 2/3 mi SSW of Horsehoof Arch.

State: Utah

County: UT037—San Juan

MLRA: 35—Colorado Plateau

Non-MLRA Soil Survey Area: UT633—Canyonlands Area, Utah - Parts of Grand and San Juan Counties

7.5 Minute USGS Quad: 38109-A8—Cross Canyon, Utah

PEDON

Describers Name: MAW, RAF

Pedon Type: map unit inclusion

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 158

Sampled As Information:

Soil Name - Redbank

Taxonomic Class - Sandy-skeletal, mixed Ustic Torrifluvents

PSC - 25 to 100 cm.

Classificaton Date - 8/12/1992

Moisture Class - ustic

Dynamic Soil Properties:

Erosion Class - 2

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Landform: fluvial terrace

Geomorphic Component Hills: interfluve

Slope Shape Across: convex

Slope Shape Down: concave

Runoff: medium

Drainage Class: well

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 8/12/1992 (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

Site Erosion Accelerated: water erosion

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 C3 C3 C4 C4	0 0 5 5 20 20 38 38 50 50	— 5 — 20 — 38 — 50 — 150	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	30 — 30 — 20 — 20 — 20 —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —

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 C3 C3 C4 C4	0 0 5 5 20 20 38 38 50 50	— 5 — 20 — 38 — 50 — 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 C3 C3 C4 C4	0 0 5 5 20 20 38 38 50 50	— 5 — 20 — 38 — 50 — 150	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— 5 — 5 — 5 — 5 — 5	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —	— — — — — — — — — —

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
ACHY SPCR	Achnatherum hymenoides Sporobolus cryptandrus	Indian ricegrass sand dropseed	— —	— —	— —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon	0—5	—-

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
15	2	—	1655	—	180	254	—	—	11	—	—	11	—	—	—	—	—	—	—

A—0 to 5 centimeters (0.0 to 2.0 inches); pink (5YR 7/4), yellowish red (5YR 5/6), moist; sand; 90 percent sand; 10 percent silt; weak thick platy, and single grain; loose, loose, nonsticky, nonplastic; slow permeability; 3.0 very fine and fine roots; 3.0 very fine and fine tubular and 21.0 very fine interstitial and 3.0 fine and medium vesicular pores; 0 percent by volume 75-162-250 millimeter unspecified fragments and 0 percent by volume 250-425-600 millimeter unspecified fragments and 5 percent by volume 2-39-75 millimeter unspecified fragments; slight effervescence; moderately alkaline, pH 8.4, thymol-blue; abrupt smooth boundary. Lab sample # 92P06325

C1—5 to 20 centimeters (2.0 to 7.9 inches); pink (5YR 7/4), yellowish red (5YR 5/6), moist; very gravelly sand; 90 percent sand; 10 percent silt; single grain; loose, loose, nonsticky, nonplastic; slow permeability; 21.0 very fine and fine roots; 21.0 very fine interstitial pores; 0 percent by volume 250-425-600 millimeter unspecified fragments and 20 percent by volume 75-162-250 millimeter unspecified fragments and 30 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; strongly alkaline, pH 8.6, thymol-blue; abrupt smooth boundary. Lab sample # 92P06326

C2—20 to 38 centimeters (7.9 to 15.0 inches); pink (5YR 7/4), yellowish red (5YR 5/6), moist; loamy sand; 83 percent sand; 15 percent silt; 2 percent clay; weak medium subangular blocky, and single grain; slightly hard, very friable, nonsticky, nonplastic; slow permeability; 3.0 very fine roots and 0.5 fine roots; 21.0 very fine tubular and 0.5 fine tubular pores; 0 percent by volume 250-425-600 millimeter unspecified fragments and 0 percent by volume 75-162-250 millimeter unspecified fragments and 10 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; strongly alkaline, pH 8.6, thymol-blue; clear wavy boundary.

C3—38 to 50 centimeters (15.0 to 19.7 inches); pink (5YR 7/4), yellowish red (5YR 5/6), moist; loamy sand; 83 percent sand; 15 percent silt; 2 percent clay; weak medium subangular blocky, and single grain; slightly hard, very friable, nonsticky, nonplastic; slow permeability; 0.5 very fine and fine roots; 21.0 very fine tubular and 0.5 fine tubular pores; 0 percent by volume 75-162-250 millimeter unspecified fragments and 0 percent by volume 250-425-600 millimeter unspecified fragments and 5 percent by volume 2-39-75 millimeter unspecified fragments; strong effervescence; strongly alkaline, pH 8.6, thymol-blue; abrupt smooth boundary.

C4—50 to 150 centimeters (19.7 to 59.1 inches); 83 percent sand; 15 percent silt; 2 percent clay; single grain; loose, loose, nonsticky, nonplastic; 0.5 very fine and fine roots; 21.0 very fine interstitial pores; fragments; strong effervescence; strongly alkaline, pH 8.6, thymol-blue.