*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled as on Jun 1, 1987:	Zahl ; Fine-loamy, mixed Entic Haploboroll
Revised to correlated:	Zahl ; Fine-loamy, mixed, superactive Entic Haploborolls

				United States Department of Agriculture
SSL	-	Project	CP87MT179   WEPP MONTANA	Natural Resources Conservation Service
	-	Site ID	S1987MT085001     MLRA: 53A	National Soil Survey Center
	-	Pedon No.	87P0532	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
87P02827	Ap1	Ap1	0-8				L	L
87P02828	Ap2	Ap2	8-18				L	L
87P02829	Bk1	Bk1	18-31				CL	CL
87P02830	Bk2	Bk2	31-53				CL	CL
87P02831	Bk3	Bk3	53-80				CL	CL
87P02832	Bk4	Bk4	80-105				CL	CL
87P02833	C	C1	105-150				CL	L
87P02834	Cz	C2Z	150-175				CL	L

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.65	(NA)
Clay, carbonate free, Weighted Average	26	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	19	% wt
Volume, >2mm, Weighted Average	1	% vol
Clay, total, Weighted Average	29	% wt
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	3A1a1a	3B1	3B1	3B1
87P02827	0-8	Ap1	S	l	24.0	29.7	46.3	13.2		14.7	15.0	12.5	24.4	7.2	1.5	0.7	2	3	4	40	9
87P02828	8-18	Ap2	S	l	24.0	29.9	46.1	14.6		14.7	15.2	13.0	24.0	6.6	1.3	1.2	2	3	1	37	6
87P02829	18-31	Bk1	S	cl	28.3	36.4	35.3	12.1	1.7	20.7	15.7	11.9	16.5	4.9	1.2	0.8	1	1	--	25	2
87P02830	31-53	Bk2	S	cl	30.0	40.2	29.8	8.7	5.5	24.5	15.7	12.5	12.4	3.3	1.1	0.5	1	1	--	19	2
87P02831	53-80	Bk3	S	cl	29.2	42.2	28.6	9.4	0.3	25.2	17.0	12.0	11.7	3.3	0.9	0.7	1	1	--	18	2
87P02832	80-105	Bk4	S	cl	27.7	43.3	29.0	8.7	5.7	25.4	17.9	12.5	12.0	3.2	0.9	0.4	tr	2	--	19	2
87P02833	105-150	C	S	l	26.5	44.0	29.5	10.2	0.6	25.8	18.2	14.8	9.9	3.1	1.1	0.6	1	2	--	17	3
87P02834	150-175	Cz	S	l	25.1	44.3	30.6	9.2	2.9	26.1	18.2	13.0	12.2	3.5	1.1	0.8	1	1	--	19	2

*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled As	:	Zahl		Fine-loamy, mixed Entic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0532

---

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
87P02827	0-8	Ap1	S	6.2	36.9	56.9

---

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	3F1a1a	8D1	8D1
87P02827	0-8	Ap1	S							10.2		1.023			16	0.83	0.43
87P02828	8-18	Ap2	S	1.49	1.62	0.027			20.3	10.3		1.023		0.14	20	0.81	0.43
87P02829	18-31	Bk1	S	1.35	1.47	0.029			21.7	11.7		1.028		0.13	50	0.75	0.41
87P02830	31-53	Bk2	S	1.40	1.48	0.019			21.0	10.9		1.024		0.14	64	0.55	0.36
87P02831	53-80	Bk3	S	1.47	1.59	0.026			22.4	10.8		1.023		0.17	42	0.53	0.37
87P02832	80-105	Bk4	S	1.69	1.85	0.030			19.0	10.9		1.023		0.13	24	0.59	0.39
87P02833	105-150	C	S	1.70	1.86	0.030			19.1	11.6		1.022		0.13		0.61	0.44
87P02834	150-175	Cz	S	1.72	1.89	0.031			18.7	11.3		1.024		0.13		0.63	0.45

*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled As	:	Zahl		Fine-loamy, mixed Entic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0532

---

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
87P02827	0-8	Ap1	S	34	16										16.3
87P02828	8-18	Ap2	S												14.4
87P02829	18-31	Bk1	S	41	24										17.5
87P02830	31-53	Bk2	S												18.4
87P02831	53-80	Bk3	S												18.8
87P02832	80-105	Bk4	S												18.5
87P02833	105-150	C	S												18.6
87P02834	150-175	Cz	S												18.4

---

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
87P02827	0-8	Ap1	S	1.76	0.173			1.69	10	0.9	0.1			0.05		0.05		200.0
87P02828	8-18	Ap2	S	1.58	0.154			1.57	10	0.9	0.1		0.06	0.04	0.04	0.04	0.01	300.0
87P02829	18-31	Bk1	S	1.73	0.134			1.14	9	1.0	0.1		0.07	0.04	0.03	0.05	0.01	300.0
87P02830	31-53	Bk2	S	3.19				0.81		0.7	tr		0.05	0.04	0.05	0.02		100.0
87P02831	53-80	Bk3	S	2.75				0.40		0.7	tr			0.03	0.06			100.0
87P02832	80-105	Bk4	S	2.15				0.22		0.7	tr		0.05	0.03	0.07	0.01	0.01	400.0
87P02833	105-150	C	S	1.95				0.17		0.8	tr			0.03	0.10		0.01	200.0
87P02834	150-175	Cz	S	2.09				0.18		0.9	tr			0.03	0.05			100.0

*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled As	:	Zahl		Fine-loamy, mixed Entic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0532

---

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				5A8b			5C3	5C1
87P02827	0-8	Ap1	S	22.6*	4.3	0.1	0.6		0.7				20.0			98	100
87P02828	8-18	Ap2	S	16.8*	4.1	0.1	0.4		1.4				19.5			94	100
87P02829	18-31	Bk1	S	37.9*	6.5	0.1	0.3						21.3			100	100
87P02830	31-53	Bk2	S	44.3*	8.3	0.1	0.3						16.6			100	100
87P02831	53-80	Bk3	S	43.6*	14.8	0.2	0.3						15.6			100	100
87P02832	80-105	Bk4	S	39.1*	19.9	0.7	0.3						16.3			100	100
87P02833	105-150	C	S	36.7*	18.0	0.8	0.3						16.2			100	100
87P02834	150-175	Cz	S	43.0*	15.3	1.0	0.3						15.9			100	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 - -)		%
				6N1b	6O1b	6P1b	6Q1b	6I1b	6J1b	6U1a	6K1c				6L1c	6W1a	6M1c	8A	8D5	8A3a	4F1a1a1		5E
87P02827	0-8	Ap1	S	6.0	1.5	0.4	0.2	--	4.9	0.1	tr				0.7	tr	1.8	44.4	tr	0.72	0.27	1	tr
87P02828	8-18	Ap2	S																		0.19	1
87P02829	18-31	Bk1	S																		0.24	tr
87P02830	31-53	Bk2	S																		0.20	1
87P02831	53-80	Bk3	S	1.6	3.0	0.9	0.1	--	2.2	0.1	0.1				1.2	0.1	1.4	54.5	tr	0.54	0.26	1	1
87P02832	80-105	Bk4	S	1.0	4.8	3.0	0.1	--	2.1	0.1	0.1				3.8	--	1.8	57.0	tr	0.84	0.34	3	2
87P02833	105-150	C	S	2.1	9.1	5.2	0.2	--	2.0	0.2	0.3				12.4	--	0.5	59.6	0.1	1.45	0.54	3	2
87P02834	150-175	Cz	S	24.5	38.8	8.8	0.4	--	1.1	0.9	--				66.4	--	--	56.1	0.2	4.54	1.93	3	2

*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled As	:	Zahl		Fine-loamy, mixed Entic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0532

---

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			6E1g				8E1
87P02827	0-8	Ap1	S		7.5	7.8	7.6			tr
87P02828	8-18	Ap2	S		7.0	7.5				--
87P02829	18-31	Bk1	S		7.4	8.0				3
87P02830	31-53	Bk2	S		7.8	8.4				17
87P02831	53-80	Bk3	S		8.1	8.6	8.1			18
87P02832	80-105	Bk4	S		8.3	8.8	8.4			14				2200
87P02833	105-150	C	S		8.3	8.6	8.2			10
87P02834	150-175	Cz	S		8.0	8.1	7.8			12

*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled As	:	Zahl		Fine-loamy, mixed Entic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0532

---

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

&nbsp;

7C3

&nbsp;

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

87P02827

0.0-8.0

Ap1

tcly

MT 3

MI 2

KK 2

QZ 1

&nbsp;

KK 4

GI tr

&nbsp;

&nbsp;

&nbsp;

&nbsp;

7.0

&nbsp;

&nbsp;

2.0

&nbsp;

&nbsp;

&nbsp;

87P02829

18.0-31.0

Bk1

tcly

MT 4

MI 3

KK 2

QZ 1

&nbsp;

KK 3

GI tr

&nbsp;

&nbsp;

&nbsp;

&nbsp;

7.1

&nbsp;

&nbsp;

1.9

&nbsp;

&nbsp;

&nbsp;

87P02832

80.0-105.0

Bk4

tcly

MT 3

MI 2

KK 2

CL 1

CA 1

KK 5

GI tr

&nbsp;

&nbsp;

&nbsp;

&nbsp;

6.1

&nbsp;

&nbsp;

2.1

&nbsp;

&nbsp;

&nbsp;

QZ 1

&nbsp;

&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:
CA Calcite	CL Chlorite	GI Gibbsite	KK Kaolinite	MI Mica
MT Montmorillonite	QZ Quartz	 	 	 

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 87MT085001

( Roosevelt, Montana )

Print Date: May 20 2024 4:34AM

Sampled As	:	Zahl		Fine-loamy, mixed Entic Haploboroll
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  87P0532

---

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

87P02827

0.0-8.0

Ap1

feth

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

23.0

&nbsp;

87P02828

8.0-18.0

Ap2

feth

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

&nbsp;

22.0

&nbsp;

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