IDENTIFIERS

Current Taxon Name (Soil Name): Heiden

OSD

Series Extent

User Site ID: S09TX145003

User Pedon ID: S09TX145003

Lab Information:

Certified Lab Pedon Description - yes

Lab Source ID - TAMU

Lab Pedon # - S09TX145003

NCSS Pedon Lab Data NASIS Record ID - 45604

Print Date: 12/11/2024

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: 31.0111275

Std. Longitude: -97.0300827

Datum: WGS84

Map Unit: 29—Heiden clay, 1 to 3 percent slopes

Country: US—United States

State: Texas

County: TX145—Falls

MLRA: 86A—Texas Blackland Prairie, Northern Part

Regional Office: SC—South Central

Non-MLRA Soil Survey Area: TX145—Falls County, Texas

7.5 Minute USGS Quad: 31097-A1—Westphalia, Texas

PEDON

Describers Name: RMR

Current Taxonomic Class: Fine, smectitic, thermic Udic Haplusterts

Current Taxon Kind: taxadjunct

Pedon Type: classifies to current taxon name, full description

Pedon Purpose: laboratory sampling site

Pedon Record Orgin: PedonPC

Correlated Information:

Soil Name - Heiden

PSC - 25 to 100 cm.

Classificaton Date - 4/29/2014

Classifier - Chance M. Robinson

Soil Taxonomic Edition - eleventh edition

Moisture Class - ustic

Moisture Subclass - udic

Sampled As Information:

Soil Name - Heiden

Taxonomic Class - Fine, smectitic, thermic Udic Haplusterts

Taxon Kind - series

Classificaton Date - 1/14/2009

Dynamic Soil Properties:

Pedoderm Loose Cover Indicator - no

Hydric: no

Certification Status: certified

QC Status: level 1

QA Status: level 1

SITE

Parent Material: clayey residuum weathered from mudstone

Landscape: dissected plains

Landform: broad plain

Geomorphic Component Hills: interfluve

Hill Slope Profile: shoulder

Slope Shape Across: convex

Slope Shape Down: convex

Runoff: high

Drainage Class: moderately well

Bedrock: noncoherent moderate weathered mudstone at 149cm with <10

Geology: Knm formation.

Surface Fragments:

Benchmark Soil?: no

VEGETATION

SITE OBSERVATION

Observation Date: 1/14/2009 (actual site observation date)

Air Photo ID:

Surface Cover Properties:

Site Obs. Cover Kind 1 - crop cover

Site Obs. Cover Kind 2 - row crop

Pedoderm Loose Cover Indicator - no

Drained? - no

Bedded Soil? - no

Forest Plantation? - no

Yield Study ID -

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 Ap Bw Bw Bss Bss Bss Bkss1 Bkss1 Bkss1 Bkss2 Bkss2 Bkss2 BCkssy BCkssy BCkssy BCkssy Cdy Cdy Cdy Cdy	0 0 12 12 24 24 24 49 49 49 81 81 81 109 109 109 109 149 149 149 149	— 12 — 24 — 49 49 — 81 81 — 109 109 — 149 149 149 — 203 203 203	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	0.1 — 0.1 — 0.1 — — 0.4 — — 0.3 — — 0.1 — — — 0.1 — — —	0.3 — 0.3 — 0.2 — — 0.5 — — 0.4 — — 0.1 — — — 0.1 — — —	0.9 — 0.5 — 0.5 — — 0.5 — — 0.3 — — 0.1 — — — 0.1 — — —	1.6 — 1.4 — 1.2 — — 1.2 — — 0.9 — — 0.3 — — — 0.5 — — —	3.4 — 3 — 2.5 — — 2.4 — — 1.9 — — 0.6 — — — 2.2 — — —	300 mesh sieve — 300 mesh sieve — 300 mesh sieve — — 300 mesh sieve — — 300 mesh sieve — — 300 mesh sieve — — — 300 mesh sieve — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —

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 Ap Bw Bw Bss Bss Bss Bkss1 Bkss1 Bkss1 Bkss2 Bkss2 Bkss2 BCkssy BCkssy BCkssy BCkssy Cdy Cdy Cdy Cdy	0 0 12 12 24 24 24 49 49 49 81 81 81 109 109 109 109 149 149 149 149	— 12 — 24 — 49 49 — 81 81 — 109 109 — 149 149 149 — 203 203 203	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —		— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	50.3 — 50.5 — 50.9 — — 51.1 — — 66.1 — — 170.9 — — — 64.1 — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —

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 Ap Bw Bw Bss Bss Bss Bkss1 Bkss1 Bkss1 Bkss2 Bkss2 Bkss2 BCkssy BCkssy BCkssy BCkssy Cdy Cdy Cdy Cdy	0 0 12 12 24 24 24 49 49 49 81 81 81 109 109 109 109 149 149 149 149	— 12 — 24 — 49 49 — 81 81 — 109 109 — 149 149 149 — 203 203 203	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	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 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 ec meter, saturated paste ec meter, saturated paste ec meter, saturated paste	— — — — — — — — — — — — — — — — — — — — —	— — — — — — 1 — 3 — — — 5 — — 5 — — — 10 —	— — — — — — — — — — — — — — — — 13 — — — 1	— — — — — — — — — — — — — — — — — — — — —	— 0 — 0 — 2 — — — 5 — 7 — — 6 — — — 8 — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —	— — — — — — — — — — — — — — — — — — — — —

Pedon Restrictions
Kind	Hardness	Restriction Depth L-H	Restriction Thickness L-RV-H
		cm
densic material	noncoherent	149 - 203	—

Pedon Diagnostic Features
Feature Kind	Feature Depth L-H	Feature Thickness L-RV-H
	cm
mollic epipedon free carbonates slickensides secondary carbonates cambic horizon gypsum accumulations densic materials	0—81 0—203 24—149 49—203 81—149 109—203 149—203	—- —- —- —- —- —- —-

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
3	—	—	136	—	270	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Ap—0 to 12 centimeters (0.0 to 4.7 inches);, very dark gray (2.5Y 3/1), moist; silty clay; moderate fine subangular blocky structure; hard, firm, very sticky, very plastic; 2.0 medium roots throughout and 3.0 fine roots throughout; 0.5 very fine tubular pores; fragments; 0.2 cmol/kg of Sodium; 52.9 cmol/kg of CEC; 98 Sum, % of Base Saturation; very slight effervescence, by hcl, 1n; neutral, pH 7.3, pH meter; clear smooth boundary. Lab sample # TAMU7525; moist when described; observed in trench

Bw—12 to 24 centimeters (4.7 to 9.4 inches);, very dark gray (10YR 3/1), moist; silty clay; moderate medium subangular blocky structure; very hard, firm, very sticky, very plastic; 3.0 fine roots throughout; 0.5 very fine tubular pores; fragments; 50.9 cmol/kg of Sodium; 53.7 cmol/kg of CEC; 97 Sum, % of Base Saturation; very slight effervescence, by hcl, 1n; slightly alkaline, pH 7.6, pH meter; clear wavy boundary. Lab sample # TAMU7526; moist when described; observed in trench

Bss—24 to 49 centimeters (9.4 to 19.3 inches);, very dark gray (10YR 3/1), moist; silty clay; moderate medium subangular blocky parts to weak medium angular blocky structure; very hard, very firm, very sticky, very plastic; 3.0 fine roots throughout; 0.5 fine tubular pores; 10 percent slickensides (pedogenic); fragments; 1.4 cmol/kg of Sodium; 54.8 cmol/kg of CEC; 97 Sum, % of Base Saturation; very slight effervescence, by hcl, 1n; slightly alkaline, pH 7.8, pH meter; gradual wavy boundary. Lab sample # TAMU7527; moist when described; observed in trench

Bkss1—49 to 81 centimeters (19.3 to 31.9 inches);, very dark gray (10YR 3/1), moist; clay; moderate medium angular blocky structure; very hard, very firm, very sticky, very plastic; 2.0 fine roots throughout; 0.5 very fine tubular pores; 25 percent slickensides (pedogenic); 2 percent fine carbonate concretions and 10 percent fine carbonate masses and 1 percent medium carbonate concretions; fragments; 3.4 cmol/kg of Sodium; 53.7 cmol/kg of CEC; 100 Sum, % of Base Saturation; very slight effervescence, by hcl, 1n; moderately alkaline, pH 7.9, pH meter; gradual wavy boundary. Lab sample # TAMU7528; moist when described; observed in trench

Bkss2—81 to 109 centimeters (31.9 to 42.9 inches);, 80 percent olive gray (5Y 4/2) and 20 percent very dark gray (2.5Y 3/1), moist; clay; moderate medium angular blocky structure; very hard, very firm, very sticky, very plastic; 2.0 fine roots throughout; 0.5 very fine tubular and 0.5 fine tubular pores; 15 percent slickensides (pedogenic); 1 percent coarse carbonate masses and 1 percent fine carbonate concretions and 2 percent medium carbonate masses; 1 percent by volume unspecified fragments; 4.9 cmol/kg of Sodium; 52 cmol/kg of CEC; 100 Sum, % of Base Saturation; slight effervescence, by hcl, 1n; moderately alkaline, pH 7.9, pH meter; gradual wavy boundary. Lab sample # TAMU7529; moist when described; observed in trench

BCkssy—109 to 149 centimeters (42.9 to 58.7 inches);, 65 percent light olive brown (2.5Y 5/3) and 30 percent yellowish brown (10YR 5/8) and 5 percent very dark gray (2.5Y 3/1), moist; clay; moderate medium subangular blocky, and weak medium angular blocky structure; very hard, very firm, very sticky, very plastic; 1.0 fine roots throughout; 0.5 fine tubular pores; 10 percent slickensides (pedogenic); 5 percent fine salt crystals and 2 percent fine carbonate concretions; fragments; 5 cmol/kg of Sodium; 40.6 cmol/kg of CEC; 100 Sum, % of Base Saturation; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.7, pH meter; clear smooth boundary. Lab sample # TAMU7530; moist when described; observed in trench

Cdy—149 to 203 centimeters (58.7 to 79.9 inches);, 60 percent light yellowish brown (2.5Y 6/3) and 40 percent yellowish brown (10YR 5/8), moist; silty clay; structureless massive; very hard, very firm, very sticky, very plastic; 5 percent gypsum crystals, unspecified; fragments; 6.2 cmol/kg of Sodium; 38.2 cmol/kg of CEC; 100 Sum, % of Base Saturation; slight effervescence, by hcl, 1n; slightly alkaline, pH 7.7, pH meter. Lab sample # TAMU7531; moist when described; observed in trench