IDENTIFIERS

Current Taxon Name (Soil Name): Caruso

User Site ID: 11CO0752089

User Pedon ID: S2011CO0752089

Vegetation Plot ID: 11CO0752089

User Site Association ID: MLRA 72 - South Platte River Valleymlra72-South Platte River, westmlra72-56mlra72-South Platte CO075, no boxmlra72-SP well drainedmlra72-SP 56

Lab Information:

Certified Lab Pedon Description - no

Lab Pedon # - 11N0421

NCSS Pedon Lab Data NASIS Record ID - 43110

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: 40.8638389

Std. Longitude: -102.7832056

Datum: WGS84

Township: 10

Range: 49w

Section: 12

Map Unit: 56—Lebsack clay loam, saline

State: Colorado

County: CO075—Logan

MLRA: 72—Central High Tableland

Non-MLRA Soil Survey Area: CO075—Logan County, Colorado

7.5 Minute USGS Quad: 40102-G7—Crook, Colorado

PEDON

Describers Name: N. Roth, D. Vyain,A. Elg, C. Remley, T. White, A. Steinert, M. Moore, C. Watts

Current Taxonomic Class: Fine, smectitic, superactive, mesic Pachic Haplustolls

Current Taxon Kind: taxadjunct

Pedon Type: taxadjunct to the series

Pedon Purpose: soil survey inventory

Pedon #: 2089

Sampled As Information:

Soil Name - Caruso

Taxonomic Class - Fine, smectitic, superactive, mesic Pachic Haplustolls

Taxon Kind - taxadjunct

PSC - 25 to 100 cm.

Classificaton Date - 9/19/2016

Classifier - T. White

Soil Taxonomic Edition - twelfth edition

Moisture Class - ustic

Moisture SUBClass - aridic (torric)

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

SITE

Parent Material: strongly weathered, clayey alluvium derived from sedimentary rock over strongly weathered, sandy alluvium derived from igneous, metamorphic and sedimentary rock

Landscape: river valley

Landform: stream terrace

Geomorphic Component Terraces: tread

Slope Complexity: simple

Slope Shape Across: linear

Slope Shape Down: linear

Runoff: low

Drainage Class: moderately well

Flooding: rare flooding for brief periods

Ponding: rare ponding for brief periods

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 3/15/2011 (actual site observation date)

Surface Water Kind: none observed

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

Current Weather - sunny

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			%	%	%	%	%	%		%	%	%	%	%			%	%
A1 A2 Bw Bk1 Bk2 Bk3 2Cg1 2Cg2 3Cg3	0 10 26 55 97 116 134 147 166	10 25 55 97 116 134 147 166 200	11N02187 11N02188 11N02189 11N02190 11N02191 11N02192 11N02193 11N02194 11N02195	— — — — — — — — —	33.5 33.3 40.7 34 32.7 27 9.5 8.8 67.1	— 2.5 9.3 12.7 11 9.1 1 — 1.7	44.4 41.3 39.7 44.2 38.9 32 16.5 12.5 26.1	20.2 21 18.8 25.5 21.4 18 5.2 3.9 21.8	24.2 20.3 20.9 18.7 17.5 14 11.3 8.6 4.3	22.1 25.1 19.6 21.8 28.4 41 74 78.7 6.8	sieves sieves sieves sieves sieves sieves sieves sieves sieves	— 0.1 — 0.3 0.7 3.6 0.4 0.6 1	0.3 0.4 0.2 0.4 1.1 3.2 0.7 1.4 0.9	1 1.4 0.7 1.3 1.9 3.3 2.5 6.6 0.8	4 5.1 4 5.5 8.6 16.4 42.8 44.6 1.6	16.8 18.4 14.7 14.3 16.1 14.5 27.6 25.5 2.5	— — — — — — — — —	cl cl c cl cl cl fsl fsl c	— — — — — — — — —	— — — — — — — — —	8.6 8.3 8.6 8.2 8.2 8.4 8.4 7.7 8.2

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
A1 A2 Bw Bk1 Bk2 Bk3 2Cg1 2Cg2 3Cg3	0 10 26 55 97 116 134 147 166	10 25 55 97 116 134 147 166 200	11N02187 11N02188 11N02189 11N02190 11N02191 11N02192 11N02193 11N02194 11N02195	8.3 8.5 8.5 8.1 8.1 8.1 8 7.5 8.1	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —		— — — — — — — — —	0.09 0.12 0.06 0.04 0.04 0.02 0.02 0.22 0.09	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	30.5 26.1 22.5 14.1 14.5 12.6 8.7 7.1 39.2	— — — — — — — — —

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	%
A1 A2 Bw Bk1 Bk2 Bk3 2Cg1 2Cg2 3Cg3	0 10 26 55 97 116 134 147 166	10 25 55 97 116 134 147 166 200	11N02187 11N02188 11N02189 11N02190 11N02191 11N02192 11N02193 11N02194 11N02195	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	5.6 18.47 10.21 10.15 8.51 3.89 2 3.74 2.61	ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste	— — — — — — — — —	1 5 14 28 25 27 — — 9	— — — — — — — — —	— — — — — — — — —	39 — 34 19 18 11 7 4 5	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —	— — — — — — — — —

Vegetation Plot Plants
Plant Symbol	Scientific Name	National Vernacular Name	Plant Type Group	Canopy Cover %	Vegetation Stata Level
DISP SPAI	Distichlis spicata Sporobolus airoides	saltgrass alkali sacaton	— —	— —	— —

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon free carbonates cambic horizon secondary carbonates redox concentrations	0—55 0—166 55—134 55—134 116—147	—55— —166— —79— —79— —31—

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	—	—	1109	—	78	17	—	146	18	—	—	—	—	—	—	—	CO4945	LEROY 5	—

A1—0 to 10 centimeters (0.0 to 3.9 inches);, very dark grayish brown (10YR 3/2) crushed, moist; clay loam; 30 percent clay; weak medium granular structure; 5.0 very fine roots throughout and 5.0 fine roots throughout; fragments; slight effervescence, by hcl, 1n; diffuse wavy boundary.; moist when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02187.

A2—10 to 26 centimeters (3.9 to 10.2 inches);, very dark grayish brown (10YR 3/2) crushed, moist; clay loam; 34 percent clay; weak medium prismatic parts to weak medium subangular blocky structure; 5.0 very fine roots throughout and 5.0 fine roots throughout; fragments; slight effervescence, by hcl, 1n; diffuse wavy boundary.; moist when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02188.

Bw—26 to 55 centimeters (10.2 to 21.7 inches);, very dark grayish brown (10YR 3/2) crushed, moist; clay loam; 34 percent clay; moderate medium subangular blocky structure; 5.0 very fine roots throughout and 5.0 fine roots throughout; fragments; slight effervescence, by hcl, 1n; clear wavy boundary.; moist when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02189.

Bk1—55 to 97 centimeters (21.7 to 38.2 inches);, grayish brown (10YR 5/2) crushed, moist; clay loam; 34 percent clay; weak medium subangular blocky structure; 3.0 very fine roots throughout and 3.0 fine roots throughout; 10 percent coarse distinct irregular weakly coherent cemented carbonate masses with clear boundaries in matrix and 15 percent medium distinct irregular weakly coherent cemented carbonate masses with clear boundaries in matrix; fragments; strong effervescence, by hcl, 1n; clear wavy boundary.; moist when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02190.

Bk2—97 to 116 centimeters (38.2 to 45.7 inches);, dark grayish brown (10YR 4/2) crushed, moist; clay loam; 28 percent clay; moderate coarse subangular blocky, and moderate medium subangular blocky structure; 3.0 very fine roots throughout and 3.0 fine roots throughout; 1 percent fine distinct irregular strongly coherent cemented carbonate nodules with clear boundaries in matrix and 10 percent fine distinct irregular weakly coherent cemented carbonate masses with clear boundaries in matrix; fragments; strong effervescence, by hcl, 1n; diffuse smooth boundary.; moist when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02191.

Bk3—116 to 134 centimeters (45.7 to 52.8 inches);, light brownish gray (10YR 6/2) crushed, moist; loam; 25 percent clay; moderate medium subangular blocky, and moderate coarse subangular blocky structure; 3.0 very fine roots throughout and 3.0 fine roots throughout; 3 percent fine faint irregular weakly coherent cemented dark yellowish brown (10YR 4/4), moist, masses of oxidized iron in matrix and 3 percent fine distinct irregular weakly coherent cemented manganese masses in matrix; 5 percent fine distinct irregular strongly coherent cemented carbonate masses throughout and 10 percent fine distinct irregular weakly coherent cemented carbonate masses in matrix and 10 percent medium distinct irregular weakly coherent cemented carbonate masses in matrix; fragments; strong effervescence, by hcl, 1n; diffuse wavy boundary.; moist when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02192.

2Cg1—134 to 147 centimeters (52.8 to 57.9 inches);, greenish gray (10Y 5/1) crushed, moist; sandy loam; 12 percent clay; massive; 0.5 very fine roots throughout and 0.5 fine roots throughout; fragments; very slight effervescence, by hcl, 1n; clear wavy boundary.; wet when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02193.

2Cg2—147 to 166 centimeters (57.9 to 65.4 inches);, dark greenish gray (5GY 4/1) crushed, moist; fine sand; 4 percent clay; single grain; 0.5 very fine roots throughout and 0.5 fine roots throughout; fragments; very slight effervescence, by hcl, 1n; diffuse wavy boundary.; wet when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02194.

3Cg3—166 to 200 centimeters (65.4 to 78.7 inches);, dark greenish gray (5GY 4/1) crushed, moist; silty clay loam; 30 percent clay; massive; 0.5 very fine roots throughout and 0.5 fine roots throughout; fragments; noneffervescent, by hcl, 1n.; wet when described; observed in pit, small. On 09/19/2016, KSSL lab data from lab pedon id 11N0421 was added to the pedon horizon lab results table, lab sample # 11N02195.