*** Primary Characterization Data ***

Pedon ID: 85AK280002

( Wrangell-Petersburg Census Area, Alaska )

Print Date: Nov 21 2024 6:38PM

Sampled as on Oct 1, 1985:	Gunnuk ; Fine-silty, mixed Humic Cryorthod
Revised to correlated:	Gunnuk ; Coarse-silty, mixed, semiactive Typic Cryaquods

				United States Department of Agriculture
SSL	-	Project	CP86AK045   TONGASS NATIONAL FOREST	Natural Resources Conservation Service
	-	Site ID	S1985AK280002   Lat: 56° 55' 10.00" north  Long: 133° 48' 35.00" west  MLRA: 168	National Soil Survey Center
	-	Pedon No.	86P0165	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
86P01021	Oa	OA	15-0
86P01022	E	E	0-3					SIL
86P01023	Bh	Bh	3-8					SIL
86P01024	Bhs	Bhs	8-13					SIL
86P01025	Bs	Bs	13-23					SIL
86P01026	Bw	Bw	23-43					SIL
86P01027	BC	BC	43-86					SIL
86P01028	C	C	86-152					SICL

---

Pedon Calculations
Calculation Name	Result	Units of Measure
CEC Activity, CEC7/Clay, Weighted Average	0.7	(NA)
Clay, carbonate free, Weighted Average	16	% wt
Weighted Particles, 0.1-75mm, 75 mm Base	5	% wt
Volume, >2mm, Weighted Average	0	% vol
Clay, total, Weighted Average	16	% 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	3B1	3B1	3B1
86P01021	15-0	Oa	S														--	--	--
86P01022	0-3	E	S	sil	8.8	73.1	18.1			38.2	34.9	10.7	3.3	2.0	1.8	0.3	tr	tr	--	7	tr
86P01023	3-8	Bh	S	sil	8.4	73.2	18.4			37.6	35.6	9.8	3.6	2.1	2.4	0.5	tr	tr	--	9	tr
86P01024	8-13	Bhs	S	sil	8.2	71.9	19.9			36.4	35.5	14.0	3.2	1.2	0.8	0.7	1	--	--	7	1
86P01025	13-23	Bs	S	sil	5.2	71.5	23.3			30.2	41.3	15.5	3.2	1.7	1.7	1.2	tr	tr	--	8	tr
86P01026	23-43	Bw	S	sil	6.9	60.1	33.0			29.4	30.7	17.8	8.5	2.9	2.5	1.3	1	tr	--	16	1
86P01027	43-86	BC	S	sil	14.7	81.4	3.9			57.1	24.3	2.1	1.0	0.6	0.2	--	--	--	--	2	--
86P01028	86-152	C	S	sicl	31.1	65.6	3.3			47.4	18.2	2.3	0.6	0.3	0.1	--	tr	--	--	1	--

*** Primary Characterization Data ***

Pedon ID: 85AK280002

( Wrangell-Petersburg Census Area, Alaska )

Print Date: Nov 21 2024 6:38PM

Sampled As	:	Gunnuk		Fine-silty, mixed Humic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0165

---

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	%
										3C2a1a		3D1				8D1	8D1
86P01021	15-0	Oa	S							92.7		1.077
86P01022	0-3	E	S							17.5		1.016				3.24	1.99
86P01023	3-8	Bh	S							32.6		1.046				8.44	3.88
86P01024	8-13	Bhs	S							27.0		1.048				6.77	3.29
86P01025	13-23	Bs	S							25.7		1.052				7.67	4.94
86P01026	23-43	Bw	S							8.4		1.012				1.22	1.22
86P01027	43-86	BC	S							10.9		1.009				0.57	0.74
86P01028	86-152	C	S							15.7		1.010				0.41	0.50

---

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

86P01023

3-8

Bh

S

NP

86P01024

8-13

Bhs

S

NP

86P01025

13-23

Bs

S

NP

86P01026

23-43

Bw

S

27

3

86P01027

43-86

BC

S

33

6

86P01028

86-152

C

S

40

16

*** Primary Characterization Data ***

Pedon ID: 85AK280002

( Wrangell-Petersburg Census Area, Alaska )

Print Date: Nov 21 2024 6:38PM

Sampled As	:	Gunnuk		Fine-silty, mixed Humic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0165

---

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 - - - - -)
					6B3a			6A1c		6C2b	6G7a	6D2a								6C8a	6G10
86P01021	15-0	Oa	S		1.287			53.33		0.1	0.2	--
86P01022	0-3	E	S		0.243			8.30	34	0.4	0.2	--
86P01023	3-8	Bh	S		0.517			13.55	26	2.7	0.7	--								2.3	0.8
86P01024	8-13	Bhs	S		0.302			9.08	30	4.7	1.3	--								3.5	1.3
86P01025	13-23	Bs	S		0.220			6.94	32	4.1	2.4	tr								1.0	1.5
86P01026	23-43	Bw	S		0.046			0.86	19	1.5	0.6	tr								0.1	0.5
86P01027	43-86	BC	S		0.037			0.51	14	1.5	0.5	0.1								0.1	0.5
86P01028	86-152	C	S					0.32

---

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	6G9a		5A3a	5A8b	5A3b	5G1	5C3	5C1
86P01021	15-0	Oa	S	2.6	12.7	0.6	1.1		174.5	6.5			149.6
86P01022	0-3	E	S	0.1	0.4	0.1	0.1	0.7	36.7	9.4		37.4	28.5	10.1	93	2	2
86P01023	3-8	Bh	S	0.1	0.4	0.2	0.2	0.9	89.8	20.5		90.7	70.9	21.4	96	1	1
86P01024	8-13	Bhs	S	0.1	0.2	0.1	0.1	0.5	76.8	14.9		77.3	55.5	15.4	97	1	1
86P01025	13-23	Bs	S	0.1	0.1	0.1	0.1	0.4	60.7	7.4		61.1	39.9	7.8	95	1	1
86P01026	23-43	Bw	S	0.1	tr	tr	tr	0.1	14.9	1.8		15.0	8.4	1.9	95	1	1
86P01027	43-86	BC	S	0.1	tr	0.1	0.1	0.3	12.8	2.1		13.1	8.4	2.4	88	2	4
86P01028	86-152	C	S	1.8	0.8	0.1	0.2	2.9	14.7	4.7		17.6	12.9	7.6	62	16	22

*** Primary Characterization Data ***

Pedon ID: 85AK280002

( Wrangell-Petersburg Census Area, Alaska )

Print Date: Nov 21 2024 6:38PM

Sampled As	:	Gunnuk		Fine-silty, mixed Humic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0165

---

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 - -)

%

86P01022

0-3

E

S

tr

86P01023

3-8

Bh

S

tr

86P01024

8-13

Bhs

S

tr

86P01025

13-23

Bs

S

tr

86P01026

23-43

Bw

S

--

86P01027

43-86

BC

S

1

86P01028

86-152

C

S

1

---

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
86P01021	15-0	Oa	S		2.7	3.6
86P01022	0-3	E	S		3.2	3.7
86P01023	3-8	Bh	S		3.4	3.9
86P01024	8-13	Bhs	S		3.8	4.1
86P01025	13-23	Bs	S		4.3	4.7
86P01026	23-43	Bw	S		4.7	4.9
86P01027	43-86	BC	S		4.5	5.0
86P01028	86-152	C	S		4.1	4.9

*** Primary Characterization Data ***

Pedon ID: 85AK280002

( Wrangell-Petersburg Census Area, Alaska )

Print Date: Nov 21 2024 6:38PM

Sampled As	:	Gunnuk		Fine-silty, mixed Humic Cryorthod
USDA-NRCS-NSSC-Soil Survey Laboratory			;	Pedon No.  86P0165

---

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

7C3

tion

Layer

(cm)

Horz

ion

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

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

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

mg g-1

86P01026

23.0-43.0

Bw

tcly

KK 2

CL 2

MT 1

MI 1

KK 15

8.3

1.1

86P01027

43.0-86.0

BC

tcly

KK 2

MI 2

CL 1

MT 1

KK 12

9.9

1.4

86P01028

86.0-152.0

C

tcly

KK 3

VR 3

MI 3

GI 2

CL 1

KK 6

GI tr

11.9

2.2

FRACTION INTERPRETATION:
tcly - Total Clay <0.002 mm

MINERAL INTERPRETATION:
CL Chlorite	GI Gibbsite	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