*** Primary Characterization Data ***

Pedon ID: S1959IA041004

( Clay, Iowa )

Print Date: Apr 26 2024 5:50PM

Sampled as on Jun 7, 1959:	Primghar
Revised to correlated:	PRIMGHAR ; Fine-silty, mixed, mesic Aquic Hapludolls

				United States Department of Agriculture
SSL	-	Project	NL40001   SSIR SAMPLES	Soil Conservation Service
	-	Site ID	S1959IA041004   Lat: 43° 3' 9.01" north  Long: 95° 17' 38.01" west  MLRA: 103	Lincoln Soil Survey Laboratory
	-	Pedon No.	40A1446	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
40A11185	Ap	Ap	0-18	11143				SICL
40A11186	A1	A12	18-28	11144				SICL
40A11187	A2	A3	28-41	11145				SICL
40A11188	B11	B21	41-53	11146				SICL
40A11189	B12	B22	53-76	11147				SICL
40A11190	B2	B3	76-89	11148				SIL
40A11191	C1	C 1	89-107	11149				SIL
40A11192	C2	C 2	107-119	11150				SIL
40A11193	2C1	2C 3	119-152	11151				CL
40A11194	2C2	2C 4	152-213	11152				CL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.81	(NA)
Clay, carbonate free, Weighted Average	32	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	1	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	32	% wt
Weighted averages based on control section: 25-100 cm

*** Primary Characterization Data ***

Pedon ID: S1959IA041004

( Clay, Iowa )

Print Date: Apr 26 2024 5:50PM

Sampled As	:	Primghar
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1446

---

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	3B1	3B1	3B1
40A11185	0-18	Ap	S	sicl	38.7	58.9	2.4			28.7	30.2	1.3	0.4	0.3	0.3	0.1	--	--	--	1	--
40A11186	18-28	A1	S	sicl	38.5	59.2	2.3			30.5	28.7	1.1	0.4	0.3	0.4	0.1	--	--	--	1	--
40A11187	28-41	A2	S	sicl	38.6	58.9	2.5			31.4	27.5	1.3	0.4	0.2	0.4	0.2	--	--	--	1	--
40A11188	41-53	B11	S	sicl	36.0	61.2	2.8			30.2	31.0	1.1	0.2	0.2	0.5	0.8	--	--	--	2	--
40A11189	53-76	B12	S	sicl	32.0	65.4	2.6			29.8	35.6	2.1	0.2	0.1	0.2	tr	--	--	--	1	--
40A11190	76-89	B2	S	sil	25.8	69.4	4.8			30.1	39.3	3.5	0.7	0.3	0.2	0.1	--	--	--	1	--
40A11191	89-107	C1	S	sil	25.4	68.4	6.2			31.0	37.4	3.0	1.3	0.7	0.7	0.5	--	--	--	3	--
40A11192	107-119	C2	S	sil	25.5	60.9	13.6			28.2	32.7	3.9	4.1	2.3	2.1	1.2	--	--	--	10	--
40A11193	119-152	2C1	S	cl	30.4	40.7	28.9			24.8	15.9	6.4	8.6	4.8	5.2	3.9	2	1	--	23	3
40A11194	152-213	2C2	S	cl	31.5	42.1	26.4			25.8	16.3	7.4	8.1	4.1	4.2	2.6	--	--	--	19	--

---

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	%
					4A1h					3C2a1a
40A11185	0-18	Ap	S							17.1						0.81	0.44
40A11186	18-28	A1	S		1.36					17.2						0.91	0.45
40A11187	28-41	A2	S							16.7						0.85	0.43
40A11188	41-53	B11	S		1.49					15.5						0.83	0.43
40A11189	53-76	B12	S		1.50					13.6						0.82	0.43
40A11190	76-89	B2	S		1.51					11.4						0.77	0.44
40A11191	89-107	C1	S							10.7						0.75	0.42
40A11192	107-119	C2	S							10.9						0.71	0.43
40A11193	119-152	2C1	S		1.81					11.0						0.47	0.36
40A11194	152-213	2C2	S							10.4						0.44	0.33

*** Primary Characterization Data ***

Pedon ID: S1959IA041004

( Clay, Iowa )

Print Date: Apr 26 2024 5:50PM

Sampled As	:	Primghar
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1446

---

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 - - - - - - - - - - - - - - - - - - - - - -)
						3B1a			4B4
40A11186	18-28	A1	CLODDB			1.18			27.0
40A11188	41-53	B11	CLODDB			1.35			23.0
40A11189	53-76	B12	CLODDB			1.39			19.0
40A11190	76-89	B2	CLODDB			1.44			17.0
40A11193	119-152	2C1	CLODDB			1.80			10.0

---

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 - - - - -)
					6B1a			6A1a		6C1a
40A11185	0-18	Ap	S		0.313			3.87	12	0.7
40A11186	18-28	A1	S		0.312			3.80	12	0.8
40A11187	28-41	A2	S		0.180			1.92	11	1.0
40A11188	41-53	B11	S		0.107			1.05	10	1.0
40A11189	53-76	B12	S		0.055			0.48	9	0.8
40A11190	76-89	B2	S					0.26		0.6
40A11191	89-107	C1	S					0.18		0.6
40A11192	107-119	C2	S					0.14		0.8
40A11193	119-152	2C1	S					0.10		1.3
40A11194	152-213	2C2	S					0.09		1.6

*** Primary Characterization Data ***

Pedon ID: S1959IA041004

( Clay, Iowa )

Print Date: Apr 26 2024 5:50PM

Sampled As	:	Primghar
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1446

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2b	6O2b	6P2a	6Q2a		6H1a				5A1a
40A11185	0-18	Ap	S	23.6*	9.2	0.1	0.4	33.3	12.1			45.4	31.4			73	100
40A11186	18-28	A1	S	22.9	9.1	0.1	0.4	32.5	11.9			44.4	34.9			73	93
40A11187	28-41	A2	S	21.7	10.2	0.1	0.4	32.4	10.3			42.7	33.0			76	98
40A11188	41-53	B11	S	19.1*	10.4	0.1	0.4	30.0	5.8			35.8	29.9			84	100
40A11189	53-76	B12	S	18.1*	10.0	0.2	0.4		2.8				26.1			91	100
40A11190	76-89	B2	S			0.2	0.3						19.8			100
40A11191	89-107	C1	S			0.2	0.3						19.0			100
40A11192	107-119	C2	S			0.2	0.3						18.2			100
40A11193	119-152	2C1	S			0.3	0.3						14.4			100
40A11194	152-213	2C2	S			0.2	0.3						13.8			100

^*Extractable Ca may contain Ca from calcium carbonate or gypsum., CEC7 base saturation set to 100.

---

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 - -)

%

40A11185

0-18

Ap

S

tr

40A11186

18-28

A1

S

tr

40A11187

28-41

A2

S

tr

40A11188

41-53

B11

S

tr

40A11189

53-76

B12

S

1

40A11190

76-89

B2

S

1

40A11191

89-107

C1

S

1

40A11192

107-119

C2

S

1

40A11193

119-152

2C1

S

2

40A11194

152-213

2C2

S

1

*** Primary Characterization Data ***

Pedon ID: S1959IA041004

( Clay, Iowa )

Print Date: Apr 26 2024 5:50PM

Sampled As	:	Primghar
USDA-SCS-Soil Survey Laboratory			;	Pedon No.  40A1446

---

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

8C1a

6E1a

40A11185

0-18

Ap

S

5.6

40A11186

18-28

A1

S

5.7

40A11187

28-41

A2

S

5.7

40A11188

41-53

B11

S

6.1

40A11189

53-76

B12

S

7.1

--

40A11190

76-89

B2

S

7.9

11

40A11191

89-107

C1

S

8.0

14

40A11192

107-119

C2

S

8.0

14

40A11193

119-152

2C1

S

8.1

20

40A11194

152-213

2C2

S

8.0

19