*** Primary Characterization Data ***

Pedon ID: S2013MT029006

( Flathead, Montana )

Print Date: Apr 27 2024 3:16PM

Sampled as on Oct 15, 2013:	unnamed ; Ashy over sandy or sandy-skeletal, mixed, superactive Andic Dystrudepts
Revised to :

				United States Department of Agriculture
SSL	-	Project	C2013USMT136   MO04 9/20/2013	Natural Resources Conservation Service
	-	Site ID	S2013MT029006   Lat: 48° 40' 18.29" north  Long: 113° 49' 14.00" west  MLRA: 44A	National Soil Survey Center
	-	Pedon No.	13N97438	Kellogg 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
13N13162	E	E	3-10	S2013MT029006-1			ASHY-SIL	SIL
13N13163	Bw1 (Bs1)	Bw1(Bs1)	10-20	S2013MT029006-2			ASHY-L	SIL
13N13164	Bw2 (Bs2)	Bw2(Bs2)	20-39	S2013MT029006-3			ASHY-GR-L	SIL
13N13165	2BC	2BC	39-59	S2013MT029006-4			GRV-SL	L
13N13166	2C	2C	59-110	S2013MT029006-5			GRX-LCOS	COS

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	74	% wt
Volume, >2mm, Weighted Average	35	% vol
Clay, total, Weighted Average	8	% wt
Clay, carbonate free, Weighted Average	8	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 4	0.59	(NA)
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
13N13162	3-10	E	S	sil	20.9	68.6	10.5			47.1	21.5	6.3	2.4	1.2	0.3	0.3	tr	3	--	7	3
13N13163	10-20	Bw1 (Bs1)	S	sil	13.9	64.6	21.5			41.3	23.3	9.3	4.9	2.7	2.3	2.3	4	9	2	25	15
13N13164	20-39	Bw2 (Bs2)	S	sil	10.8	66.0	23.2			41.6	24.4	11.4	4.0	3.4	2.0	2.4	3	6	tr	20	9
13N13165	39-59	2BC	S	l	11.2	39.0	49.8			25.0	14.0	5.8	6.4	9.2	13.0	15.4	15	25	1	67	41
13N13166	59-110	2C	S	cos	5.3	6.4	88.3			2.5	3.9	1.5	6.4	23.9	26.8	29.7	24	42	1	96	67

*** Primary Characterization Data ***

Pedon ID: S2013MT029006

( Flathead, Montana )

Print Date: Apr 27 2024 3:16PM

Sampled As	:	unnamed		Ashy over sandy or sandy-skeletal, mixed, superactive Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97438

---

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	%
				DbWR1	DbWR1				DbWR1	3C2a1a		3D1
13N13162	3-10	E	S							25.1		1.037				1.54	1.20
13N13163	10-20	Bw1 (Bs1)	S	0.90	0.96	0.020			39.8	15.1		1.026		0.21		0.95	1.09
13N13164	20-39	Bw2 (Bs2)	S	0.87	0.97	0.036			41.4	13.8		1.027		0.23		0.95	1.28
13N13165	39-59	2BC	S	1.00	1.04	0.010			37.1	6.9		1.008		0.24		0.40	0.62
13N13166	59-110	2C	S							3.9		1.005				0.57	0.74

---

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 - - - - - - - - - - - - - - - - - - - - - -)

3C1c1a

13N13162

3-10

E

S

44.2

13N13163

10-20

Bw1 (Bs1)

S

30.1

13N13164

20-39

Bw2 (Bs2)

S

32.9

13N13165

39-59

2BC

S

15.2

13N13166

59-110

2C

S

6.4

---

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 - - - - -)
				4H2a	4H2a	4H2a				4G1	4G1	4G1		4G2	4G2	4G2	4G2	4G2
13N13162	3-10	E	S	9.03	0.45	0.04	9.0		20	1.2	0.2	0.2	0.60	0.24	0.69	0.26	0.03	2352.9
13N13163	10-20	Bw1 (Bs1)	S	2.36	0.22	0.02	2.4		11	1.2	0.7	tr	1.51	0.28	0.77	1.13	0.31	347.5
13N13164	20-39	Bw2 (Bs2)	S	1.80	0.17	0.01	1.8		10	1.1	0.6	tr	1.66	0.18	0.66	1.33	0.47	525.1
13N13165	39-59	2BC	S	0.39	0.09	0.01	0.4		4	0.7	0.1	tr	0.35	0.05	0.33	0.19	0.06	345.1
13N13166	59-110	2C	S	0.13	0.07	tr	0.1		2	0.6	tr	tr	0.16	0.02	0.23	0.05	0.01	338.0

*** Primary Characterization Data ***

Pedon ID: S2013MT029006

( Flathead, Montana )

Print Date: Apr 27 2024 3:16PM

Sampled As	:	unnamed		Ashy over sandy or sandy-skeletal, mixed, superactive Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97438

---

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 - - -)			(- - - - - - - - % - - - - - - - -)
				4B1a1a	4B1a1a	4B1a1a	4B1a1a		4B2b1a1	4B3a1a	4B3a1a		4B1a1a
13N13162	3-10	E	S	21.4	2.3	--	0.2	23.9	28.2	0.1	5.7	52.1	32.2	24.0	0	46	74
13N13163	10-20	Bw1 (Bs1)	S	2.5	0.3	--	0.1	2.9	24.6	1.6	0.5	27.5	13.2	4.5	36	11	22
13N13164	20-39	Bw2 (Bs2)	S	1.4	0.2	--	0.1	1.7	21.6	1.0	0.4	23.3	10.3	2.7	37	7	17
13N13165	39-59	2BC	S	1.5	0.7	--	tr	2.2	5.9	0.5	0.2	8.1	4.5	2.7	19	27	49
13N13166	59-110	2C	S	1.7	0.6	--	tr	2.3	2.8	0.1	0.2	5.1	3.0	2.4	4	45	77

---

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 - -)

%

13N13162

3-10

E

S

--

13N13163

10-20

Bw1 (Bs1)

S

--

13N13164

20-39

Bw2 (Bs2)

S

--

13N13165

39-59

2BC

S

--

13N13166

59-110

2C

S

--

---

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			4C1a1a1
13N13162	3-10	E	S		5.0	5.7			8.1
13N13163	10-20	Bw1 (Bs1)	S		4.8	5.6			10.9
13N13164	20-39	Bw2 (Bs2)	S		4.9	5.9			11.0
13N13165	39-59	2BC	S		4.8	5.8			9.5
13N13166	59-110	2C	S		5.1	6.0			7.6

*** Primary Characterization Data ***

Pedon ID: S2013MT029006

( Flathead, Montana )

Print Date: Apr 27 2024 3:16PM

Sampled As	:	unnamed		Ashy over sandy or sandy-skeletal, mixed, superactive Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97438

---

Phosphorus				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-
					(- - - - - - - - - - - - - - - - - - - - - - - Phosphorus - - - - - - - - - - - - - - - - - - - - -)										KCl
				Melanic	NZ	Acid	Anion Exch Resin		Bray	Bray	Olsen	H2O	Citric	Mehlich	Extr
	Depth			Index		Oxal	Available	Capacity	1	2			Acid	III	NO3
Layer	(cm)	Horz	Prep		%	(- - - - - - - - - - - - - - - - - - - - - - - - - - - mg kg-1 - - - - - - - - - - - - - - - - - - - -)
					4D8a1	4G2
13N13162	3-10	E	S		36	502.0
13N13163	10-20	Bw1 (Bs1)	S		74	608.1
13N13164	20-39	Bw2 (Bs2)	S		76	662.9
13N13165	39-59	2BC	S		22	194.9
13N13166	59-110	2C	S		10	143.5

*** Primary Characterization Data ***

Pedon ID: S2013MT029006

( Flathead, Montana )

Print Date: Apr 27 2024 3:16PM

Sampled As	:	unnamed		Ashy over sandy or sandy-skeletal, mixed, superactive Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97438

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

 

 

 

7B1a2

 

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

13N13162

3.0-10.0

E

csi

 

 

 

 

 

 

 

 

 

81

QZ 76

FK 5

GS 4

CD 3

BT 2

MS 2

 

SMIX

 

 

 

 

 

 

 

 

 

OP 1

PR 1

GC 1

HN 1

CL 1

FE 1

 

 

 

 

 

 

 

 

 

 

FP tr

PO tr

RU tr

 

 

 

 

13N13163

10.0-20.0

Bw1 (Bs1)

csi

 

 

 

 

 

 

 

 

 

81

QZ 69

CD 9

MS 5

GS 3

BT 3

FE 3

 

SMIX

 

 

 

 

 

 

 

 

 

FK 3

HN 2

PR 2

CL 1

BY tr

FP tr

 

 

 

 

 

 

 

 

 

 

GC tr

OP tr

PO tr

 

 

 

 

13N13164

20.0-39.0

Bw2 (Bs2)

csi

 

 

 

 

 

 

 

 

 

81

QZ 71

CD 7

GS 6

MS 5

BT 2

FE 2

 

SMIX

 

 

 

 

 

 

 

 

 

FK 2

FP 1

CL 1

OP 1

HN 1

PO tr

 

 

 

 

 

 

 

 

 

 

PR tr

BY tr

GC tr

GN tr

 

 

 

13N13165

39.0-59.0

2BC

csi

 

 

 

 

 

 

 

 

 

83

QZ 72

CD 7

MS 6

BT 4

FK 4

GS 2

 

SMIX

 

 

 

 

 

 

 

 

 

FE 2

PR 1

OP 1

GC 1

BY 1

CL 1

 

 

 

 

 

 

 

 

 

 

GN tr

FP tr

PO tr

HN tr

 

 

 

13N13166

59.0-110.0

2C

fs

 

 

 

 

 

 

 

 

 

64

QZ 21

FE 16

CD 13

QI 13

AR 11

BT 11

 

SMIX

*** Primary Characterization Data ***

Pedon ID: S2013MT029006

( Flathead, Montana )

Print Date: Apr 27 2024 3:16PM

Sampled As	:	unnamed		Ashy over sandy or sandy-skeletal, mixed, superactive Andic Dystrudepts
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  13N97438

---

Sand - Silt Mineralogy (2.0-0.002 mm)

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

-15-

-16-

-17-

-18-

X-Ray

Thermal

Optical

EGME

Inter

Tot Re

Grain Count

Retn

preta

Depth

Fract

 

 

 

7B1a2

 

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

 

 

 

 

 

 

 

 

 

CL 9

FK 3

MS 1

OP 1

PR 1

PO tr

 

FRACTION INTERPRETATION:
csi - Coarse Silt 0.02-0.05 mm	fs - Fine Sand 0.1-0.25 mm	 	 	 

MINERAL INTERPRETATION:
AR Weatherable Aggregates	BT Biotite	BY Beryl	CD Chert (Chalcedony	CL Chlorite
FE Iron Oxides (Goethite	FK Potassium Feldspar	FP Plagioclase Feldspar	GC Glass Coated Grain	GN Garnet
GS Glass	HN Hornblende	MS Muscovite	OP Opaques	PO Plant Opal
PR Pyroxene	QI Iron Oxide-Coated Quartz	QZ Quartz	RU Rutile	 

INTERPRETATION (BY HORIZON):
SMIX - Mixed Sand