*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled as on Aug 1, 1979:	Rabideux ; Thixotropic over sandy or sandy-skeletal Typic Cryorthod
Revised to correlated:	Nancy ; Medial over sandy or sandy-skeletal, mixed Alic Haplocryands

				United States Department of Agriculture
SSL	-	Project	CP79AK241   MATANUSKA-SUSITNA DIVISION	Natural Resources Conservation Service
	-	Site ID	S1979AK170004   Lat: 61° 34' 60.00" north  Long: 151° 14' 0.01" west  MLRA: 170	National Soil Survey Center
	-	Pedon No.	79P0403	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
79P02152	O	O	3-0
79P02153	E	A2	0-3					SIL
79P02154	Bs	B2IR	3-10					SIL
79P02155	B	B3	10-25					SIL
79P02156	C	C	25-36					SIL
79P02157	Eb	A2B	36-38					FSL
79P02158	Bsb1	B2IRB	38-43					SL
79P02159	Bsb2	B3IRB	43-56					SIL
79P02160	2C	2C	56-152					COS

---

---

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
79P02152	3-0	O	S														2	tr	--
79P02153	0-3	E	S	sil	7.4	61.9	30.7			48.9	13.0	15.5	6.2	6.1	2.7	0.2	tr	tr	--	15	tr
79P02154	3-10	Bs	S	sil	7.0	54.7	38.3			43.2	11.5	14.7	12.5	7.5	3.3	0.3	tr	--	--	24	tr
79P02155	10-25	B	S	sil	5.4	66.9	27.7			52.2	14.7	18.6	4.3	3.8	0.9	0.1	tr	--	--	9	--
79P02156	25-36	C	S	sil	5.0	64.5	30.5			50.8	13.7	15.0	9.9	5.3	0.3	--	--	--	--	16	--
79P02157	36-38	Eb	S	fsl	3.7	37.6	58.7			27.6	10.0	17.9	20.4	18.6	1.8	--	--	--	--	41	--
79P02158	38-43	Bsb1	S	sl	6.5	45.7	47.8			33.1	12.6	13.6	22.6	10.5	1.0	0.1	--	--	--	34	--
79P02159	43-56	Bsb2	S	sil	12.6	70.8	16.6			49.9	20.9	14.3	1.0	0.5	0.5	0.3	3	11	--	16	14
79P02160	56-152	2C	S	cos	2.4	9.8	87.8			9.3	0.5	6.4	10.8	31.9	23.2	15.5	15	36	11	93	62

*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled As	:	Rabideux		Thixotropic over sandy or sandy-skeletal Typic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0403

---

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				4B1c		4B2b	3D1		4C1		8D1	8D1
79P02152	3-0	O	S									1.045
79P02152	3-0	O	M								50.5
79P02153	0-3	E	S									1.014				1.82	1.74
79P02153	0-3	E	M								12.9
79P02154	3-10	Bs	S									1.050				6.40	4.06
79P02154	3-10	Bs	M								28.4
79P02155	10-25	B	S									1.026				2.11	3.02
79P02155	10-25	B	M								16.3
79P02156	25-36	C	S		0.93				51.5			1.020		0.60		1.46	2.06
79P02156	25-36	C	M								10.3
79P02157	36-38	Eb	S									1.010				0.89	1.86
79P02157	36-38	Eb	M								6.9
79P02158	38-43	Bsb1	S									1.022				1.38	2.45
79P02158	38-43	Bsb1	M								15.9
79P02159	43-56	Bsb2	S									1.045				1.70	2.56
79P02159	43-56	Bsb2	M								32.3
79P02160	56-152	2C	S									1.004				1.21	1.08
79P02160	56-152	2C	M								2.6

---

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

4F

79P02154

3-10

Bs

S

NP

79P02156

25-36

C

S

NP

79P02159

43-56

Bsb2

S

NP

*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled As	:	Rabideux		Thixotropic over sandy or sandy-skeletal Typic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0403

---

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 - - - - -)
					6B1b			6A1c		6C2b	6G7a			8J	6C9a	6G12	6V2			6C5a	6G5a
79P02152	3-0	O	S					18.88						2.00	1.61	1.08	0.01
79P02153	0-3	E	S		0.289			5.63	19	0.2	0.1		2.35	2.00	1.51	1.59	0.18			0.1	0.1
79P02154	3-10	Bs	S		0.451			8.51	19	1.6	1.8		2.57	1.80	1.09	2.02	0.42			1.5	1.7
79P02155	10-25	B	S		0.136			2.34	17	0.9	1.1		2.39	0.75	0.72	2.03	0.60			0.5	0.6
79P02156	25-36	C	S		0.096			1.47	15	0.6	0.7		1.04	0.16	0.44	0.82	0.30			0.2	0.4
79P02157	36-38	Eb	S					0.91		0.5	0.4									0.2	0.3
79P02158	38-43	Bsb1	S					2.43		1.0	0.7									0.4	0.5
79P02159	43-56	Bsb2	S					3.69		2.2	1.7		2.75	0.80	1.00	2.25	0.66			0.7	0.7
79P02160	56-152	2C	S					0.41					3.67	0.66	1.40	2.97	0.79

---

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		6H2b	6G1e		5A3a	5A8a	5A3b	5G1	5C3	5C1
79P02152	3-0	O	S	15.8	3.7	0.1	1.9		37.7				45.8
79P02153	0-3	E	S	1.4	0.4	0.1	0.2	2.1	16.0	1.8		18.1	13.5	3.9	46	12	16
79P02154	3-10	Bs	S	2.0	0.3	0.1	0.2	2.6	76.2	7.4		78.8	44.8	10.0	74	3	6
79P02155	10-25	B	S	0.2	0.1	0.1	0.1	0.5	27.1	1.1		27.6	11.4	1.6	69	2	4
79P02156	25-36	C	S	0.1	tr	0.1	0.1	0.3	17.6			17.9	7.3			2	4
79P02157	36-38	Eb	S	--	--	tr	tr	tr	9.9			9.9	3.3			tr	1
79P02158	38-43	Bsb1	S	0.2	tr	0.1	0.1	0.4	22.1	0.6		22.5	9.0	1.0	60	2	4
79P02159	43-56	Bsb2	S	0.7	0.1	0.1	0.1	1.0	43.0			44.0	21.4			2	5
79P02160	56-152	2C	S	0.2	tr	--	0.1	0.3	5.4			5.7	2.9			5	10

*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled As	:	Rabideux		Thixotropic over sandy or sandy-skeletal Typic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0403

---

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 - -)

%

79P02153

0-3

E

S

1

79P02154

3-10

Bs

S

tr

79P02155

10-25

B

S

1

79P02156

25-36

C

S

1

79P02157

36-38

Eb

S

--

79P02158

38-43

Bsb1

S

1

79P02159

43-56

Bsb2

S

tr

79P02160

56-152

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
					8C1e	8C1a			4C1a1a1					8E1
79P02153	0-3	E	S		4.1	5.1			7.7
79P02154	3-10	Bs	S		4.4	4.6			11.4
79P02155	10-25	B	S		4.8	5.5			11.5
79P02156	25-36	C	S		4.9	5.6			11.3
79P02157	36-38	Eb	S		5.0	5.7			11.0
79P02158	38-43	Bsb1	S		4.9	5.5			11.3
79P02159	43-56	Bsb2	S		4.9	5.6			11.6
79P02160	56-152	2C	S		5.0	5.6								198000

*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled As	:	Rabideux		Thixotropic over sandy or sandy-skeletal Typic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0403

---

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

6S4

79P02152

3-0

O

S

7

79P02153

0-3

E

S

14

79P02154

3-10

Bs

S

81

79P02155

10-25

B

S

70

79P02156

25-36

C

S

57

79P02159

43-56

Bsb2

S

92

79P02160

56-152

2C

S

17

---

Miscellaneous Data

-1-

-2-

-3-

-4-

-5-

-6-

-7-

-8-

-9-

-10-

-11-

-12-

-13-

-14-

(- Sat Paste Ex. -)

(- Sand -)

( Water Content )

Bulk

(- - - - Extractable Bases - - - -)

(- - - CEC8 - - -)

CO3+

(- - - pH - - -)

M+C+VC

Moist Sieved

Density

Depth

Ca

Mg

Na

K

NaOAC

BaCl2

Ca+Mg

HCO3

CaCl2

H2O

.25-2

100 kPa

200 kPa

10 kPa

Layer

(cm)

Horz

Prep

(- - - - - - - - - - - - - - - cmol(+)kg-1 - - - - - - - - - - - - - -)

mmol(+)L-1

mmol(-)L-1

1:10

1:10

(- - - - - % of <2mm - - - - -)

g cm-3

NK

NK

79P02152

3-0

O

S

5.1

6.1

*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled As	:	Rabideux		Thixotropic over sandy or sandy-skeletal Typic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0403

---

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									7C3								tion
Layer	(cm)	Horz	ion	( - - - - - - - - - peak size - - - - - - - - - - )					(- - - - - - - - - % - - - - - - - - - -)				(- - - - - - - - - - - - - - - - - - - - - % - - - - - - - - - - - - - - - - - - - - -)							mg g-1
79P02154	3.0-10.0	Bs	tcly	MI 1
79P02156	25.0-36.0	C	tcly	FD 1											5.9			0.6
79P02157	36.0-38.0	Eb	tcly	FD 1											7.0			0.4
79P02159	43.0-56.0	Bsb2	tcly	NX 6											9.2			0.2

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
FD Feldspar	MI Mica	NX Non-Crystalline

RELATIVE PEAK SIZE:

5 Very Large

4 Large

3 Medium

2 Small

1 Very Small

6 No Peaks

*** Primary Characterization Data ***

Pedon ID: 79AK170004

( Matanuska-Susitna Borough, Alaska )

Print Date: Nov 21 2024 2:53PM

Sampled As	:	Rabideux		Thixotropic over sandy or sandy-skeletal Typic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0403

---

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

79P02154

3.0-10.0

Bs

vfs

7

FP 31

GA 25

GS 24

HN 6

PR 4

QZ 3

OP 3

AR 3

KK 1

FK 1

MI tr

79P02156

25.0-36.0

C

vfs

8

GA 39

FP 30

GS 11

HN 8

QZ 4

OP 2

KK 2

FK 2

AR 1

PR 1

MI 1

79P02157

36.0-38.0

Eb

vfs

7

GA 44

FP 30

HN 7

GS 6

QZ 5

AR 2

PR 2

MI 1

KK 1

FK 1

OP 1

79P02159

43.0-56.0

Bsb2

vfs

26

FP 27

GA 20

KK 11

GS 9

QZ 9

PR 7

AR 7

OP 6

FK 2

HN 1

MI tr

FRACTION INTERPRETATION:
vfs - Very Fine Sand 0.05-0.1 mm

MINERAL INTERPRETATION:
AR Weatherable Aggregates	FK Potassium Feldspar	FP Plagioclase Feldspar	GA Glass Aggregates	GS Glass
HN Hornblende	KK Kaolinite	MI Mica	OP Opaques	PR Pyroxene
QZ Quartz