*** Primary Characterization Data ***

Pedon ID: 84IA1630013

( Scott, Iowa )

Print Date: Nov 12 2024 5:30AM

Sampled as on Oct 30, 1984:	Snd
Revised to correlated:	Downs ; Fine-silty, mixed, mesic Mollic Hapludalfs

				United States Department of Agriculture
SSL	-	Project	RP85IA114   SCOTT COUNTY EROSION	Natural Resources Conservation Service
	-	Site ID	S1984IA1630013   Lat: 41° 42' 15.00" north  Long: 90° 48' 60.00" west  MLRA: 108C	National Soil Survey Center
	-	Pedon No.	85P0417	Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Layer	Horizon	Orig Hzn	Depth (cm)	Field Label 1	Field Label 2	Field Label 3	Field Texture	Lab Texture
85P02045	Ap	Ap	0-23				SIL	SIL
85P02046	AB	AB	23-30				SICL	SICL
85P02047	Bt1	Bt1	30-46				SICL	SICL
85P02048	Bt2	Bt2	46-61				SICL	SICL
85P02049	Bt31	Bt3	61-74				SICL	SICL
85P02050	Bt32	Bt3	74-86				SICL	SICL
85P02051	Bt33	Bt3	86-99				SICL	SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
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: 30-80 cm

---

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
85P02045	0-23	Ap	S	sil	26.7	71.4	1.9			37.4	34.0	0.7	0.4	0.5	0.3	--	--	--	--	1	--
85P02046	23-30	AB	S	sicl	30.6	68.0	1.4			36.5	31.5	0.7	0.3	0.3	0.1	--	--	--	--	1	--
85P02047	30-46	Bt1	S	sicl	32.9	65.5	1.6			31.2	34.3	1.1	0.3	0.2	--	--	--	--	--	1	--
85P02048	46-61	Bt2	S	sicl	31.9	66.1	2.0			31.2	34.9	1.5	0.3	0.2	--	--	--	--	--	1	--
85P02049	61-74	Bt31	S	sicl	31.6	68.0	0.4			30.9	37.1	--	0.3	0.1	--	--	--	--	--	tr	--
85P02050	74-86	Bt32	S	sicl	31.2	67.1	1.7			29.9	37.2	1.5	0.2	--	--	--	--	--	--	tr	--
85P02051	86-99	Bt33	S	sicl	28.9	69.8	1.3			28.9	40.9	1.1	0.2	--	--	--	--	--	--	tr	--

*** Primary Characterization Data ***

Pedon ID: 84IA1630013

( Scott, Iowa )

Print Date: Nov 12 2024 5:30AM

Sampled As	:	Snd
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0417

---

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	%
										3C2a1a							8D1
85P02045	0-23	Ap	S							11.5							0.43
85P02046	23-30	AB	S							13.1							0.43
85P02047	30-46	Bt1	S							14.2							0.43
85P02048	46-61	Bt2	S							14.2							0.45
85P02049	61-74	Bt31	S							15.0							0.47
85P02050	74-86	Bt32	S							14.5							0.46
85P02051	86-99	Bt33	S							13.8							0.48

---

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 - - - - -)

6A1c

85P02045

0-23

Ap

S

1.46

85P02046

23-30

AB

S

0.89

85P02047

30-46

Bt1

S

0.53

85P02048

46-61

Bt2

S

0.37

85P02049

61-74

Bt31

S

0.27

85P02050

74-86

Bt32

S

0.22

85P02051

86-99

Bt33

S

0.19

*** Primary Characterization Data ***

Pedon ID: 84IA1630013

( Scott, Iowa )

Print Date: Nov 12 2024 5:30AM

Sampled As	:	Snd
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  85P0417

---

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

4C1a2a

4C1a2a

85P02045

0-23

Ap

S

6.4

6.7

85P02046

23-30

AB

S

5.1

5.5

85P02047

30-46

Bt1

S

4.7

5.2

85P02048

46-61

Bt2

S

4.6

5.1

85P02049

61-74

Bt31

S

4.8

5.3

85P02050

74-86

Bt32

S

5.0

5.4

85P02051

86-99

Bt33

S

5.1

5.5