*** Primary Characterization Data ***

Pedon ID: S1973IA089003

( Howard, Iowa )

Print Date: May 7 2024 11:43PM

Sampled as on Sep 29, 1973:	Wapsie
Revised to correlated:	Wapsie ; Coarse-loamy over sandy or sandy-skeletal, mixed, mesic Mollic Hapludalfs

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1973IA089003   Lat: 43° 15' 54.00" north  Long: 92° 18' 27.01" west  MLRA: 104	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A1767	Soil Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
40A14024	Ap	Ap	0-20	73L1327				L
40A14025	E	A2	20-33	73L1328				L
40A14026	B	B1	33-41	73L1329				L
40A14027	Bt	B21t	41-53	73L1330				SL
40A14028	2Bt1	2B22t	53-66	73L1331				SL
40A14029	2Bt2	2B23t	66-79	73L1332				COSL
40A14030	2B1	2B31	79-86	73L1333				LCOS
40A14031	2B2	2B32	86-96	73L1334				COS
40A14032	2C1	2C 1	96-114	73L1335
40A14033	2C2	2C 2	114-152	73L1336

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.66	(NA)
Clay, carbonate free, Weighted Average	15	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	72	% wt
Clay, total, Weighted Average	15	% wt
Weighted averages based on control section: 41-79 cm

*** Primary Characterization Data ***

Pedon ID: S1973IA089003

( Howard, Iowa )

Print Date: May 7 2024 11:43PM

Sampled As	:	Wapsie
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1767

---

PSDA  &  Rock Fragments				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-
					(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)					( Rock Fragments   (mm) )
				Lab	Clay	Silt	Sand	Fine	CO3	Fine	Coarse	VF	F	M	C	VC	(- - - - - - - - Weight - - - - - - - -)				>2 mm
				Text-	<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1	2	5	20	.1-	wt %
	Depth			ure	.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2	-5	-20	-75	75	whole
Layer	(cm)	Horz	Prep		(- - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm Mineral Soil - - - - - - - - - - - - - - - - - - - - - - - - - - -)												(- - - - - - - % of <75mm - - - - - -)				soil
				3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a		3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3A1a1a	3B1	3B1	3B1
40A14024	0-20	Ap	S	l	10.9	40.7	48.4	3.7		24.3	16.4	3.6	16.6	14.5	11.2	2.5	--	--	--	45	--
40A14025	20-33	E	S	l	14.3	40.4	45.3	5.1		24.5	15.9	3.2	16.6	12.9	9.9	2.7	--	--	--	42	--
40A14026	33-41	B	S	l	15.8	33.6	50.6	5.9		20.3	13.3	3.6	18.3	13.7	10.9	4.1	--	--	--	47	--
40A14027	41-53	Bt	S	sl	15.4	23.9	60.7	6.5		12.9	11.0	4.8	23.3	16.6	11.7	4.3	--	--	--	56	--
40A14028	53-66	2Bt1	S	sl	15.4	13.8	70.8	5.8		6.7	7.1	7.1	23.1	17.1	13.0	10.5	10	15	5	75	30
40A14029	66-79	2Bt2	S	cosl	13.8	8.3	77.9	2.3		3.5	4.8	6.1	20.8	16.7	14.8	19.5	15	20	5	83	40
40A14030	79-86	2B1	S	lcos	11.2	6.1	82.7			2.3	3.8	4.4	22.7	24.6	17.2	13.8	10	25	5	87	40
40A14031	86-96	2B2	S	cos	7.4	3.5	89.1			1.3	2.2	2.8	26.9	29.1	18.4	11.9	10	20	10	92	40
40A14032	96-114	2C1	S														10	5	--
40A14033	114-152	2C2	S														3	2	--

---

Bulk Density  &  Moisture				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(Bulk Density)		Cole	(- - - - - - - - - - - Water Content - - - - - - - - - - -)					( Air Dry-Oven Dry )		WRD	Aggst
				33	Oven	Whole	6	10	33	1500	1500 kPa	(- - - - Ratio - - - -)		Whole	Stabl	(- - Ratio/Clay - -)
	Depth			kPa	Dry	Soil	kPa	kPa	kPa	kPa	Moist		Corrected	Soil	2-0.5mm	CEC7	1500 kPa
Layer	(cm)	Horz	Prep	(- - - g cm-3 - - -)			(- - - - - - - - - - - - pct of < 2mm - - - - - - - - - - - -)							cm3 cm-3	%
				NK	4A1h			4B1c	NK	NK
40A14024	0-20	Ap	S	1.56	1.60	0.008		19.5	16.6	5.6				0.17		0.97	0.51
40A14025	20-33	E	S	1.59	1.65	0.012		17.3	15.2	5.5				0.15		0.64	0.38
40A14026	33-41	B	S	1.59	1.66	0.014		16.9	14.9	6.3				0.14		0.61	0.40
40A14027	41-53	Bt	S	1.57	1.66	0.019		16.5	15.0	6.0				0.14		0.61	0.39
40A14028	53-66	2Bt1	S							6.4						0.66	0.42
40A14029	66-79	2Bt2	S	1.57	1.67	0.015		15.3	13.3	5.9				0.08		0.71	0.43
40A14030	79-86	2B1	S							4.4						0.68	0.39
40A14031	86-96	2B2	S							3.3						0.72	0.45
40A14032	96-114	2C1	S							2.0
40A14033	114-152	2C2	S							1.4

*** Primary Characterization Data ***

Pedon ID: S1973IA089003

( Howard, Iowa )

Print Date: May 7 2024 11:43PM

Sampled As	:	Wapsie
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1767

---

Water Content				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-
				(- - Atterberg - -)		(- - - - - Bulk Density - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)
				(- - - Limits - - -)		Field	Recon	Recon	Field	Recon	(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)
				LL	PI		33	Oven		33	6	10	33	100	200	500
	Depth						kPa	Dry		kPa	kPa	kPa	kPa	kPa	kPa	kPa
Layer	(cm)	Horz	Prep	pct <0.4mm		(- - - - - - - - g cm-3 - - - - - - -)			(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)
				NK	NK
40A14024	0-20	Ap	S	26	6
40A14027	41-53	Bt	S	20	6

---

Water Content

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

(- - Atterberg - -)

(- - - - - Bulk Density - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - - Water Content - - - - - - - - - - - - - - - - - - - - -)

(- - - Limits - - -)

Field

Recon

Recon

Field

Recon

(- - - - - - - - - - - - - - Sieved Samples - - - - - - - - - - - - -)

LL

PI

33

Oven

33

6

10

33

100

200

500

Depth

kPa

Dry

kPa

kPa

kPa

kPa

kPa

kPa

kPa

Layer

(cm)

Horz

Prep

pct <0.4mm

(- - - - - - - - g cm-3 - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - - - - - - -)

4F

40A14032

96-114

2C1

S

NP

---

Carbon  &  Extractions				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-
				(- - - - - Total - - - - -)			Est	OC	C/N	(- - - Dith-Cit Ext - - -)			(- - - - - - Ammonium Oxalate Extraction - - - - - -)						(- - - Na Pyro-Phosphate - - -)
	Depth			C	N	S	OC	(WB)	Ratio	Fe	Al	Mn	Al+½Fe	ODOE	Fe	Al	Si	Mn	C	Fe	Al	Mn
Layer	(cm)	Horz	Prep	(- - - - - - - - - - % of <2 mm - - - - - - - - - -)						(- - - - - - - - - - - - - - - - - - - % of < 2mm - - - - - - - - - - - - - - - - -)								mg kg-1	(- - - - - - % of < 2mm - - - - -)
								NK		NK
40A14024	0-20	Ap	S					1.29		0.7
40A14025	20-33	E	S					0.33		0.8
40A14026	33-41	B	S					0.24		0.9
40A14027	41-53	Bt	S					0.17		0.9
40A14028	53-66	2Bt1	S					0.14		1.0
40A14029	66-79	2Bt2	S					0.12		1.1
40A14030	79-86	2B1	S					0.10		1.5
40A14031	86-96	2B2	S					0.09		1.1
40A14032	96-114	2C1	S					0.01		0.8
40A14033	114-152	2C2	S					0.01		0.7

*** Primary Characterization Data ***

Pedon ID: S1973IA089003

( Howard, Iowa )

Print Date: May 7 2024 11:43PM

Sampled As	:	Wapsie
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1767

---

CEC  &  Bases				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-
				(- - - - - - NH4OAC Extractable Bases - - - - -)								CEC8	CEC7	ECEC		(- - - - Base - - - -)
								Sum	Acid-	Extr	KCl	Sum	NH4	Bases	Al	(- Saturation -)
	Depth			Ca	Mg	Na	K	Bases	ity	Al	Mn	Cats	OAC	+Al	Sat	Sum	NH4OAC
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - cmol(+) kg-1 - - - - - - - - - - - - - - - - - - -)							mg kg-1	(- - - - cmol(+) kg-1 - - -)			(- - - - - - - - % - - - - - - - -)
				NK	NK	NK	NK		NK	NK			NK
40A14024	0-20	Ap	S	5.7	1.0	0.1	0.2	7.0	7.9	--		14.9	10.6			47	66
40A14025	20-33	E	S	5.8	1.1	0.1	0.2	7.2	4.2			11.4	9.1			63	79
40A14026	33-41	B	S	6.3	1.3	0.1	0.2	7.9	4.2			12.1	9.6			65	82
40A14027	41-53	Bt	S	5.8	1.5	0.1	0.2	7.6	4.3			11.9	9.4			64	81
40A14028	53-66	2Bt1	S	5.4	1.7	0.1	0.2	7.4	4.9	0.2		12.3	10.2	7.6	3	60	73
40A14029	66-79	2Bt2	S	4.8	1.6	0.1	0.2	6.7	5.6	0.6		12.3	9.8	7.3	8	54	68
40A14030	79-86	2B1	S	3.7	1.3	0.1	0.2	5.3	4.5	0.7		9.8	7.6	6.0	12	54	70
40A14031	86-96	2B2	S	2.6	0.9	0.1	0.1	3.7	3.1	0.4		6.8	5.3	4.1	10	54	70
40A14032	96-114	2C1	S	1.7	0.6	0.1	0.1		2.4	0.2			3.6
40A14033	114-152	2C2	S	1.2	0.4	0.1	0.1		1.4	tr			2.6

---

Salt				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-	-17-	-18-	-19-	-20-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Extracted From Saturated Paste - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)																	1:2
																			Total	Elec	Elec	Exch
	Depth			Ca	Mg	Na	K	CO3	HCO3	F	Cl	PO4	Br	OAC	SO4	NO2	NO3	H2O	Salts	Cond	Cond	Na	SAR
Layer	(cm)	Horz	Prep	(- - - - - mmol(+) L-1 - - - - -)				(- - - - - - - - - - - - - - - - - - - - - - mmol(-) L-1 - - - - - - - - - - - - - - - - - - - -)										(- - - - % - - - -)		(- - dS m-1 - -)		%
				NK	NK	NK	NK										NK	NK	8D5	NK
40A14024	0-20	Ap	S																			1
40A14025	20-33	E	S																			1
40A14026	33-41	B	S																			1
40A14027	41-53	Bt	S																			1
40A14028	53-66	2Bt1	S																			1
40A14029	66-79	2Bt2	S	1.5	0.6	0.7	0.1										2.1	24.5	tr	0.35		1	1
40A14030	79-86	2B1	S																			1
40A14031	86-96	2B2	S																			2

*** Primary Characterization Data ***

Pedon ID: S1973IA089003

( Howard, Iowa )

Print Date: May 7 2024 11:43PM

Sampled As	:	Wapsie
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1767

---

pH  &  Carbonates				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-
				(- - - - - - - - - - - - - - - - - - pH - - - - - - - - - - - - - - - - -)						(- - Carbonate - -)		(- - Gypsum - - -)
					CaCl2					As CaCO3		As CaSO4*2H2O		Resist
	Depth				0.01M	H2O	Sat			<2mm	<20mm	<2mm	<20mm	ohms
Layer	(cm)	Horz	Prep	KCl	1:2	1:1	Paste	Oxid	NaF	(- - - - - - - - - - - - % - - - - - - - - - - -)				cm-1
					NK	NK	NK
40A14024	0-20	Ap	S		4.7	5.0
40A14025	20-33	E	S		5.1	5.8
40A14026	33-41	B	S		5.2	5.8
40A14027	41-53	Bt	S		5.0	5.7
40A14028	53-66	2Bt1	S		4.6	5.2
40A14029	66-79	2Bt2	S		4.5	5.1	4.5
40A14030	79-86	2B1	S		4.5	5.1
40A14031	86-96	2B2	S		4.5	5.1
40A14032	96-114	2C1	S		4.7	5.5
40A14033	114-152	2C2	S		4.6	5.4

*** Primary Characterization Data ***

Pedon ID: S1973IA089003

( Howard, Iowa )

Print Date: May 7 2024 11:43PM

Sampled As	:	Wapsie
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1767

---

Clay Mineralogy (<.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Elemental

EGME

Inter

SiO2

Al2O3

Fe2O3

MgO

CaO

K2O

Na2O

Retn

preta

Depth

Fract

7A2i

&nbsp;

&nbsp;

&nbsp;

&nbsp;

tion

Layer

(cm)

Horz

ion

( - - - - - - - - - peak size - - - - - - - - - - )

(- - - - - - - - - % - - - - - - - - - -)

(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)

mg g-1

40A14027

41.0-53.0

Bt

tcly

MI 2

KK 2

MT 2

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm	&nbsp;	&nbsp;	&nbsp;	&nbsp;

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MT Montmorillonite	 	 

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks