IDENTIFIERS

Current Taxon Name (Soil Name): St. George

OSD

Series Extent

User Site ID: S1970UT053012_update

User Pedon ID: S1970UT053012_update

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - SSL

Lab Pedon # - 70C0057

NCSS Pedon Lab Data NASIS Record ID - 43838

Print Date: 11/21/2024

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: 37.1341667

Std. Longitude: -113.3177795

Datum: WGS84

Township: 42 S

Range: 13 W

Section: 16

PLSS Details: near the center

Location Description: Win Stout farm, one mile southwest of Hurricane Airport

State: Utah

County: UT053—Washington

MLRA: 30—Mojave Basin and Range

Non-MLRA Soil Survey Area: UT641—Washington County Area, Utah

7.5 Minute USGS Quad: 37113-B3—Hurricane, Utah

PEDON

Describers Name: Vear L. Mortensen

Current Taxonomic Class: Coarse-silty, mixed, active, thermic Typic Haplogypsids

Current Taxon Kind: series

Pedon Type: OSD pedon

Pedon Purpose: full pedon description

Pedon Record Orgin: Converted from PDP 3.x

Pedon #: 12

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: alluvium derived from sedimentary rock

Landform: terrace

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: linear

Drainage Class: well

Surface Fragments: 0.00 percent nonflat 2- to 75-millimeter

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 9/16/1970 (actual site observation date)

Data Collector: VM, DN, TBH

Surface Cover Properties:

Site Obs. Cover Kind 1 - grass/herbaceous cover

Site Obs. Cover Kind 2 - hayland

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			%	%	%	%	%	%		%	%	%	%	%			%	%
Ap By1 By2 By3 By4 By5	0 23 51 74 97 130	23 51 74 97 130 150	70C00343 70C00344 70C00345 70C00346 70C00347 70C00348	VM, DN, TBH VM, DN, TBH VM, DN, TBH VM, DN, TBH VM, DN, TBH VM, DN, TBH	16.8 12.9 18.7 18.9 9.1 9	0.1 0 1 1 0 0	64.7 57.4 53.8 65.5 54.3 50.6	37.2 29.8 38.9 43.7 31.2 27.3	27.5 27.6 14.9 21.8 23.1 23.3	18.5 29.7 27.5 15.6 36.6 40.4	— — — — — —	0.2 0.1 0.3 0.1 — —	0.4 0.6 0.3 0.1 0.4 0.1	0.7 0.8 1.2 0.4 1.6 0.9	5.3 9.4 11.6 3.8 14.6 15.7	11.9 18.8 14.1 11.2 20 23.7	— — — — — —	sil sil sil sil sil —	— — — — — —	— — — — — —	7.7 7.6 7.7 7.7 7.7 7.7

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
Ap By1 By2 By3 By4 By5	0 23 51 74 97 130	23 51 74 97 130 150	70C00343 70C00344 70C00345 70C00346 70C00347 70C00348	7.6 7.6 7.6 7.6 7.6 7.6	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —		— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	9.1 8 8.3 8 5.6 5.9	— — — — — —

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	%
Ap By1 By2 By3 By4 By5	0 23 51 74 97 130	23 51 74 97 130 150	70C00343 70C00344 70C00345 70C00346 70C00347 70C00348	— — — — — —	— — — — — —	— — — — — —	3.14 2.87 2.65 2.56 2.76 2.63	— — — — — —	— — — — — —	22 21 23 23 15 19	14 15 8 13 29 27	2 2 2 3 4 5	— 1 1 1 1 1	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —	— — — — — —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
ochric epipedon gypsic horizon	0—23 23—155	—23— —132—

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	—	—	960	—		279	—	192	15.6	26.7	—	17	26	—	—	—	—	—	—

Ap—0 to 23 centimeters (0.0 to 9.1 inches); light brown (7.5YR 6/4), reddish brown (5YR 4/4), moist; silt loam; 19 percent sand; 65 percent silt; 17 percent clay; 0 percent carbonate clay; moderate medium subangular blocky structure; hard, very friable, slightly sticky, slightly plastic; 0.5 medium and coarse roots and fine roots; fragments; 22 percent of CaCO3 fine earth; strong effervescence; moderately alkaline, pH 8.0, thymol-blue; diffuse smooth boundary. Lab sample # 70C00343. lime is disseminated

By1—23 to 51 centimeters (9.1 to 20.1 inches); strong brown (7.5YR 5/6), yellowish red (5YR 4/6), moist; silt loam; 30 percent sand; 57 percent silt; 13 percent clay; weak medium subangular blocky structure; slightly hard, very friable, slightly sticky, moderately plastic; 0.5 medium and coarse roots and 3.0 fine roots; 21.0 fine tubular pores; 7 percent fine irregular noncoherent cemented gypsum masses with clear boundaries throughout; fragments; 21 percent of CaCO3 fine earth; strong effervescence; moderately alkaline, pH 8.1, thymol-blue; clear smooth boundary. Lab sample # 70C00344. lime is disseminated

By2—51 to 74 centimeters (20.1 to 29.1 inches); light reddish brown (5YR 6/4), reddish brown (5YR 4/4), moist; silt loam; 28 percent sand; 54 percent silt; 19 percent clay; 1 percent carbonate clay; massive; slightly hard, friable, slightly sticky, moderately plastic; 0.5 medium roots and 3.0 fine roots; 0.5 medium tubular and 21.0 fine pores; 4 percent fine irregular noncoherent cemented gypsum masses with clear boundaries throughout; fragments; 23 percent of CaCO3 fine earth; strong effervescence; moderately alkaline, pH 8.2, thymol-blue; gradual smooth boundary. Lab sample # 70C00345. lime is disseminated

By3—74 to 97 centimeters (29.1 to 38.2 inches); light reddish brown (5YR 6/4), yellowish red (5YR 4/6), moist; silt loam; 16 percent sand; 66 percent silt; 19 percent clay; 1 percent carbonate clay; massive; soft, very friable, slightly sticky, slightly plastic; 3.0 fine roots; 21.0 very fine and fine tubular pores; 6 percent fine irregular noncoherent cemented gypsum masses with clear boundaries throughout; fragments; 23 percent of CaCO3 fine earth; strong effervescence; moderately alkaline, pH 8.0, thymol-blue; gradual smooth boundary. Lab sample # 70C00346. lime is disseminated

By4—97 to 130 centimeters (38.2 to 51.2 inches); reddish yellow (5YR 6/6), yellowish red (5YR 4/6), moist; silt loam; 37 percent sand; 54 percent silt; 9 percent clay; massive; slightly hard, very friable, slightly sticky, slightly plastic; 0.5 fine roots; 21.0 very fine and fine tubular pores; 10 percent fine irregular noncoherent cemented gypsum masses with clear boundaries throughout; fragments; 15 percent of CaCO3 fine earth; strong effervescence; slightly alkaline, pH 7.8, unspecified; gradual smooth boundary. Lab sample # 70C00347. lime is disseminated

By5—130 to 155 centimeters (51.2 to 61.0 inches); reddish yellow (5YR 6/6), yellowish red (5YR 4/6), moist; silt loam; 40 percent sand; 51 percent silt; 9 percent clay; massive; soft, very friable, slightly sticky, slightly plastic; 0.5 fine roots; 10 percent fine irregular noncoherent cemented gypsum masses with clear boundaries throughout; fragments; 19 percent of CaCO3 fine earth; strong effervescence; slightly alkaline, pH 7.8, unspecified; gradual smooth boundary. Lab sample # 70C00348. lime is disseminated