*** Primary Characterization Data ***

Pedon ID: 87WA075001

( Whitman, Washington )

Print Date: Jun 2 2024 5:10PM

Sampled as on Oct 1, 1987:	Palouse ; Fine-silty, mixed, mesic Ultic Haploxeroll
Revised to correlated:	Palouse ; Fine-silty, mixed, superactive, mesic Ultic Haploxerolls

				United States Department of Agriculture
SSL	-	Project	CP87WA169   WEPP WASHINGTON	Natural Resources Conservation Service
	-	Site ID	S1987WA075001     MLRA: 9	National Soil Survey Center
	-	Pedon No.	87P0496	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
87P02621	Ap	Ap	0-18				SIL	SIL
87P02622	A	A	18-28				SIL	SIL
87P02623	AB	AB	28-41				SIL	SIL
87P02624	BA1	BA1	41-62				SIL	SIL
87P02625	BA2	BA2	62-91				SIL	SIL
87P02626	Bw1	Bw1	91-117				SIL	SIL
87P02627	Bw2	Bw2	117-157				SIL	SIL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	1.05	(NA)
Clay, carbonate free, Weighted Average	20	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	1	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	20	% wt
LE, Whole Soil, Summed to 1m	4	cm/m
Weighted averages based on control section: 25-100 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	3A1a1a	3B1	3B1	3B1
87P02621	0-18	Ap	S	sil	20.1	70.1	9.8	11.7		30.9	39.2	8.8	0.9	0.1	--	--	--	--	--	1	--
87P02622	18-28	A	S	sil	22.1	68.6	9.3	11.9		30.1	38.5	8.6	0.7	--	--	--	--	--	--	1	--
87P02623	28-41	AB	S	sil	22.3	69.4	8.3	10.7		29.8	39.6	7.5	0.8	--	--	--	--	--	--	1	--
87P02624	41-62	BA1	S	sil	21.5	70.2	8.3	8.2		30.4	39.8	7.6	0.7	--	--	--	--	--	--	1	--
87P02625	62-91	BA2	S	sil	18.8	72.7	8.5	6.2		31.5	41.2	7.7	0.7	0.1	--	--	--	--	--	1	--
87P02626	91-117	Bw1	S	sil	17.8	72.7	9.5	6.4		30.5	42.2	8.6	0.8	0.1	--	--	--	--	--	1	--
87P02627	117-157	Bw2	S	sil	15.0	76.1	8.9	3.1		31.6	44.5	7.5	1.0	0.2	0.1	0.1	--	--	--	1	--

*** Primary Characterization Data ***

Pedon ID: 87WA075001

( Whitman, Washington )

Print Date: Jun 2 2024 5:10PM

Sampled As	:	Palouse		Fine-silty, mixed, mesic Ultic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0496

---

Water Dispersible PSDA				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
				(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Water Dispersible - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				(- - - - - Total - - - - - -)			(- - Clay - - -)		(- - - - Silt - - - - -)		(- - - - - - - - - - - - Sand - - - - - - - - - - - -)
				Clay	Silt	Sand	F	CO3	F	C	VF	F	M	C	VC
				<	.002	.05	<	<	.002	.02	.05	.10	.25	.5	1
	Depth			.002	-.05	-2	.0002	.002	-.02	-.05	-.10	-.25	-.50	-1	-2
Layer	(cm)	Horz	Prep	(- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - % of <2mm - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -)
				3A1a6a	3A1a6a	3A1a6a
87P02621	0-18	Ap	S	2.0	69.8	28.2

---

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	%
				4A1d	4A1h				4B1c	3C2a1a		3D1		4C1		8D1	8D1
87P02621	0-18	Ap	S	1.36	1.47	0.026			26.3	9.0		1.021		0.24		0.98	0.45
87P02622	18-28	A	S	1.29	1.43	0.035			26.0	10.2		1.024		0.20		0.91	0.46
87P02623	28-41	AB	S	1.40	1.57	0.039			24.3	11.1		1.027		0.18		0.92	0.50
87P02624	41-62	BA1	S	1.37	1.55	0.042			24.9	11.0		1.027		0.19		0.99	0.51
87P02625	62-91	BA2	S	1.39	1.55	0.037			24.1	10.1		1.024		0.19		1.12	0.54
87P02626	91-117	Bw1	S	1.44	1.59	0.034			22.2	10.7		1.026		0.17		1.18	0.60
87P02627	117-157	Bw2	S	1.39	1.55	0.037			23.2	9.6		1.025		0.19		1.41	0.64

---

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 - - - - - - - - - - - - - - - - - - - - - -)
				4F1	4F										3C1e1a
87P02621	0-18	Ap	S	32	9										15.2
87P02622	18-28	A	S												16.0
87P02623	28-41	AB	S												16.8
87P02624	41-62	BA1	S	36	15										15.7
87P02625	62-91	BA2	S												15.3
87P02626	91-117	Bw1	S												15.0
87P02627	117-157	Bw2	S												17.3

*** Primary Characterization Data ***

Pedon ID: 87WA075001

( Whitman, Washington )

Print Date: Jun 2 2024 5:10PM

Sampled As	:	Palouse		Fine-silty, mixed, mesic Ultic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0496

---

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 - - - - -)
				6A2d	6B3a			6A1c		6C2b	6G7a			8J	6C9a	6G12	6V2	6D5b
87P02621	0-18	Ap	S	1.70	0.149			1.76	12	0.9	0.1		0.25	0.09	0.27	0.11	0.05	400.0
87P02622	18-28	A	S		0.100			0.98	10	0.6	0.1		0.27	0.09	0.30	0.12	0.07	500.0
87P02623	28-41	AB	S		0.081			0.71	9	1.0	0.1		0.30	0.08	0.31	0.14	0.07	400.0
87P02624	41-62	BA1	S		0.061			0.52	9	1.1	0.1		0.26	0.07	0.27	0.12	0.07	400.0
87P02625	62-91	BA2	S					0.38		0.7	0.1		0.23	0.06	0.23	0.11	0.07	400.0
87P02626	91-117	Bw1	S					0.22		0.9	0.1		0.19	0.05	0.19	0.09	0.07	400.0
87P02627	117-157	Bw2	S					0.15		0.9	0.1		0.17	0.04	0.15	0.09	0.06	400.0

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				6N2e	6O2d	6P2b	6Q2b		6H5a	6G9b		5A3a	5A8b	5A3b	5G1	5C3	5C1
87P02621	0-18	Ap	S	12.7	2.5	0.1	0.8	16.1	9.1	0.2		25.2	19.6	16.3	1	64	82
87P02622	18-28	A	S	15.9	3.1	0.1	0.3	19.4	5.5			24.9	20.1			78	97
87P02623	28-41	AB	S	17.2*	3.5	0.1	0.3	21.1	4.9			26.0	20.5			81	100
87P02624	41-62	BA1	S	19.9*	3.8	0.1	0.3	24.1	3.3			27.4	21.2			88	100
87P02625	62-91	BA2	S	20.7*	4.1	0.1	0.3	25.2	2.6			27.8	21.0			91	100
87P02626	91-117	Bw1	S	19.2*	4.2	0.1	0.2	23.7	2.7			26.4	21.0			90	100
87P02627	117-157	Bw2	S	18.6*	4.2	0.1	0.2	23.1	1.9			25.0	21.1			92	100

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

*** Primary Characterization Data ***

Pedon ID: 87WA075001

( Whitman, Washington )

Print Date: Jun 2 2024 5:10PM

Sampled As	:	Palouse		Fine-silty, mixed, mesic Ultic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0496

---

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 - -)

%

6N1b

6O1b

6P1b

6Q1b

6I1b

6J1b

6U1a

6K1c

6L1c

6W1a

6M1c

8A

8D5

8A3a

4F1a1a1

5E

87P02621

0-18

Ap

S

8.9

2.8

0.7

0.4

--

--

0.2

0.2

1.0

0.8

9.6

48.8

tr

1.37

0.45

1

tr

87P02622

18-28

A

S

0.09

tr

87P02623

28-41

AB

S

0.07

tr

87P02624

41-62

BA1

S

0.07

tr

87P02625

62-91

BA2

S

0.09

tr

87P02626

91-117

Bw1

S

0.08

tr

87P02627

117-157

Bw2

S

0.10

tr

---

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

8C1b

87P02621

0-18

Ap

S

4.5

4.5

4.9

87P02622

18-28

A

S

5.6

6.2

87P02623

28-41

AB

S

5.9

6.5

87P02624

41-62

BA1

S

6.1

6.7

87P02625

62-91

BA2

S

6.3

6.9

87P02626

91-117

Bw1

S

6.6

7.2

87P02627

117-157

Bw2

S

6.7

7.2

*** Primary Characterization Data ***

Pedon ID: 87WA075001

( Whitman, Washington )

Print Date: Jun 2 2024 5:10PM

Sampled As	:	Palouse		Fine-silty, mixed, mesic Ultic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0496

---

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

7A4a

7A4b

7C3

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

87P02621

0.0-18.0

Ap

tcly

MI 3

MT 2

VR 2

KK 2

&nbsp;

KK 3

&nbsp;

KK 3

&nbsp;

&nbsp;

&nbsp;

10.0

&nbsp;

&nbsp;

1.6

&nbsp;

&nbsp;

&nbsp;

87P02624

41.0-62.0

BA1

tcly

VR 3

MT 3

MI 3

KK 2

&nbsp;

KK 4

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

9.6

&nbsp;

&nbsp;

1.1

&nbsp;

&nbsp;

&nbsp;

87P02627

117.0-157.0

Bw2

tcly

VR 3

MT 3

MI 2

KK 1

&nbsp;

KK 3

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

8.9

&nbsp;

&nbsp;

1.0

&nbsp;

&nbsp;

&nbsp;

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

MINERAL INTERPRETATION:
KK Kaolinite	MI Mica	MT Montmorillonite	VR Vermiculite	 

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 87WA075001

( Whitman, Washington )

Print Date: Jun 2 2024 5:10PM

Sampled As	:	Palouse		Fine-silty, mixed, mesic Ultic Haploxeroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0496

---

Fine Earth Mineralogy (<2.0 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

&nbsp;

&nbsp;

&nbsp;

&nbsp;

7D2

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

87P02621

0.0-18.0

Ap

feth

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

18.0

&nbsp;

FRACTION INTERPRETATION:
feth - Fine Earth <2 mm	&nbsp;	&nbsp;	&nbsp;	&nbsp;