*** Primary Characterization Data ***

Pedon ID: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled as on Aug 1, 1979:	Lucile ; Thixotropic over sandy or sandy-skeletal Typic Cryaquod
Revised to correlated:	Lucile ; Coarse-loamy over sandy or sandy-skeletal, mixed Sideric Cryaquods

				United States Department of Agriculture
SSL	-	Project	CP79AK241   MATANUSKA-SUSITNA DIVISION	Natural Resources Conservation Service
	-	Site ID	S1979AK170005   Lat: 61° 34' 60.00" north  Long: 151° 17' 0.03" west  MLRA: 170	National Soil Survey Center
	-	Pedon No.	79P0404	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
79P02161	Oi	OI	10-0
79P02162	E	A2	5-8					SIL
79P02163	Bhs	B2hir	8-13					SIL
79P02164	B	B3	13-25					SIL
79P02165	C1	C1	25-43					L
79P02166	C2	C2	43-61					SIL
79P02167	2C	2C	61-152					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
79P02161	10-0	Oi	S														3	2	--
79P02162	5-8	E	S	sil	6.3	62.8	30.9			51.3	11.5	17.6	5.5	3.9	2.9	1.0	tr	--	--	13	tr
79P02163	8-13	Bhs	S	sil	6.7	53.5	39.8			41.8	11.7	12.9	14.7	7.3	4.5	0.4	tr	--	--	27	--
79P02164	13-25	B	S	sil	5.8	60.8	33.4			46.7	14.1	16.1	8.8	6.9	1.3	0.3	tr	--	--	17	--
79P02165	25-43	C1	S	l	9.6	48.9	41.5			36.4	12.5	21.4	10.3	8.4	1.2	0.2	tr	1	--	21	1
79P02166	43-61	C2	S	sil	9.3	61.9	28.8			44.4	17.5	18.2	5.5	3.5	0.9	0.7	1	4	--	15	5
79P02167	61-152	2C	S	cos	2.8	9.9	87.3			8.7	1.2	2.6	7.4	25.2	35.3	16.8	11	36	18	95	65

*** Primary Characterization Data ***

Pedon ID: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled As	:	Lucile		Thixotropic over sandy or sandy-skeletal Typic Cryaquod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0404

---

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		4B2b	3D1		4C1		8D1	8D1
79P02161	10-0	Oi	S									1.066
79P02161	10-0	Oi	M								62.8
79P02162	5-8	E	S									1.020				3.30	2.56
79P02162	5-8	E	M								16.1
79P02163	8-13	Bhs	S									1.040				4.87	3.13
79P02163	8-13	Bhs	M								21.0
79P02164	13-25	B	S	1.08	1.14	0.018			50.1			1.028		0.37		2.17	2.74
79P02164	13-25	B	M								15.9
79P02165	25-43	C1	S	0.73	0.91	0.076			93.9			1.042		0.44		1.66	3.51
79P02165	25-43	C1	M								33.7
79P02166	43-61	C2	S	0.67	0.87	0.090			93.3			1.052		0.38		2.23	3.90
79P02166	43-61	C2	M								36.3
79P02167	61-152	2C	S									1.004				0.86	0.86
79P02167	61-152	2C	M								2.4

---

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

79P02164

13-25

B

S

NP

79P02166

43-61

C2

S

NP

*** Primary Characterization Data ***

Pedon ID: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled As	:	Lucile		Thixotropic over sandy or sandy-skeletal Typic Cryaquod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0404

---

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
79P02161	10-0	Oi	S					40.36						0.16	0.27	0.97	0.32
79P02162	5-8	E	S		0.391			7.58	19	0.3	0.2		0.38	0.07	0.27	0.24				0.2	0.2
79P02163	8-13	Bhs	S		0.299			6.35	21	1.2	1.5		0.46	0.09	0.17	0.37				1.1	1.0
79P02164	13-25	B	S		0.146			2.54	17	1.1	1.1		0.33	0.13	0.07	0.29	0.03			0.6	0.6
79P02165	25-43	C1	S					3.68		2.0	1.5		0.48	0.12	0.08	0.44	0.06			0.8	0.6
79P02166	43-61	C2	S					3.93		2.5	1.8		0.42	0.07	0.11	0.36				0.7	0.7
79P02167	61-152	2C	S					0.34					0.22	0.03	0.08	0.18	0.04

---

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
79P02161	10-0	Oi	S	9.3	2.2	0.2	1.2		99.4				88.6
79P02162	5-8	E	S	1.7	0.4	0.1	0.2	2.4	30.0	4.6		32.4	20.8	7.0	66	7	12
79P02163	8-13	Bhs	S	1.5	0.2	0.1	0.1	1.9	56.3	5.8		58.2	32.6	7.7	75	3	6
79P02164	13-25	B	S	0.4	0.1	0.1	0.1	0.7	27.4	1.0		28.1	12.6	1.7	59	2	6
79P02165	25-43	C1	S	0.3	0.1	0.1	0.1	0.6	36.2			36.8	15.9			2	4
79P02166	43-61	C2	S	0.5	0.1	0.1	0.1	0.8	42.3			43.1	20.7			2	4
79P02167	61-152	2C	S	0.2	tr	tr	tr	0.2	3.8	0.2		4.0	2.4	0.4	50	5	8

*** Primary Characterization Data ***

Pedon ID: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled As	:	Lucile		Thixotropic over sandy or sandy-skeletal Typic Cryaquod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0404

---

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 - -)

%

79P02162

5-8

E

S

tr

79P02163

8-13

Bhs

S

tr

79P02164

13-25

B

S

1

79P02165

25-43

C1

S

1

79P02166

43-61

C2

S

tr

79P02167

61-152

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
79P02162	5-8	E	S		4.1	4.4			7.7
79P02163	8-13	Bhs	S		4.3	5.0			11.3
79P02164	13-25	B	S		4.8	5.3			11.4
79P02165	25-43	C1	S		5.1	5.6			11.5
79P02166	43-61	C2	S		5.2	5.6			11.6
79P02167	61-152	2C	S		5.0	5.5								133000

---

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

79P02161

10-0

Oi

S

22

79P02162

5-8

E

S

27

79P02163

8-13

Bhs

S

79

79P02164

13-25

B

S

70

79P02165

25-43

C1

S

88

79P02166

43-61

C2

S

94

79P02167

61-152

2C

S

14

*** Primary Characterization Data ***

Pedon ID: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled As	:	Lucile		Thixotropic over sandy or sandy-skeletal Typic Cryaquod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0404

---

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

79P02161

10-0

Oi

S

3.3

4.2

*** Primary Characterization Data ***

Pedon ID: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled As	:	Lucile		Thixotropic over sandy or sandy-skeletal Typic Cryaquod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0404

---

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

79P02162

5.0-8.0

E

tcly

VR 1

MI 1

3.7

0.4

79P02163

8.0-13.0

Bhs

tcly

NX 6

79P02164

13.0-25.0

B

tcly

NX 6

79P02165

25.0-43.0

C1

tcly

NX 6

8.1

0.2

79P02166

43.0-61.0

C2

tcly

VR 1

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
MI Mica	NX Non-Crystalline	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: 79AK170005

( Matanuska-Susitna Borough, Alaska )

Print Date: Jan 30 2025 6:12PM

Sampled As	:	Lucile		Thixotropic over sandy or sandy-skeletal Typic Cryaquod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  79P0404

---

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

79P02162

5.0-8.0

E

vfs

4

FP 31

GS 29

GA 18

PR 9

HN 7

OP 2

QZ 2

AR 2

FK 1

KK tr

PO tr

79P02163

8.0-13.0

Bhs

vfs

6

GS 28

GA 28

FP 24

PR 6

HN 6

OP 3

QZ 2

AR 2

KK 1

FK tr

VR tr

79P02164

13.0-25.0

B

vfs

13

GA 31

FP 29

HN 12

QZ 6

GS 6

OP 4

PR 4

KK 3

AR 2

FK 1

VR 1

79P02165

25.0-43.0

C1

vfs

22

FP 30

GA 29

KK 16

PR 9

GS 6

OP 4

QZ 2

AR 2

FK 1

HN 1

VR 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	OP Opaques	PO Plant Opal	PR Pyroxene
QZ Quartz	VR Vermiculite