*** Taxonomy Characterization Data ***

Pedon ID: 03CA605REDW036

( Humboldt, California )

Print Date: Feb 16 2025 5:17AM

Sampled as on Apr 20, 2003:	Mettah ; Fine, parasesquic, isomesic Andic Haplohumult
Revised to correlated:	Mettah ; Fine, parasesquic, isomesic Andic Haplohumults

				United States Department of Agriculture
SSL	-	Project	C2003USCA110   HUMBOLDT CO. REDWOOD NATIONAL & STATE PARKS	Natural Resources Conservation Service
	-	Site ID	03CA605REDW036   Lat: 41° 19' 39.20" north  Long: 123° 57' 0.20" west  MLRA: 4	National Soil Survey Center
	-	Pedon No.	03N0671	Kellogg Soil Survey Laboratory
	-	General Methods 1B1A, 2A1, 2B		Lincoln, Nebraska 68508-3866

---

Taxonomy Tier 1				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-
					Fine	CaCO3	1500		.1-75	Bulk	Cole	Vol	Resist
				Clay	Clay	Clay	kPa	Clay	mm	Den	Whole	% of	Min
	Depth			<.002	<.0002	<.002	/Clay	Est	Frac	33 kPa	Soil	Whole	%
Layer	(cm)	Horz	Prep	(---------% of <2 mm-------)				(-------- % --------)		g cm-3	cm cm-1
				3A1a1a	3A1a1a					DbWR1
03N02958	2-22	A	S	28.9	6.7		0.59		40	0.80	0.025	11	59
03N02959	22-42	BA	S	35.1	11.6		0.46		23	1.24	0.027	5	62
03N02960	42-69	Bt1	S	43.6	19.4		0.44		21	1.31	0.026	6	69
03N02961	69-93	Bt2	S	60.5	26.8		0.43		15	1.18	0.032	3	59
03N02962	93-123	Bt3	S	53.3	19.5		0.47		20	1.24	0.034	5	66
03N02963	123-146	Bt4	S	42.7	16.1		0.51		27	1.38	0.021	9	55
03N02964	146-200	Bt5	S	33.1	11.8		0.58		36	1.33	0.021	12	37

---

Taxonomy Tier 2				-1-	-2-	-3-	-4-	-5-	-6-	-7-	-8-	-9-	-10-	-11-	-12-	-13-	-14-	-15-	-16-
				pH	pH	Org	Tot	Al+½ Fe		CO3 as	(--- Base Sat ---)		NZ	ECEC	CEC7	ECEC	Al
	Depth			H2O	NaF	C	C	Oxal	ODOE	CaCO3	NH4	Bases	P Ret	cmol(+)	/Clay	/Clay	Sat	E C	ESP
Layer	(cm)	Horz	Prep			(------------------------------------------ % --------------------------------------------)								kg -1			%	dS m-1	%
				4C1a2a	4C1a1a1		4H2a		4G2				4D8a1
03N02958	2-22	A	S	5.9	10.3		3.32	1.06	0.20		30	17	67	5.0	0.52	0.17	10		1
03N02959	22-42	BA	S	5.6	9.9		1.26	0.51	0.07		24	15	47	4.3	0.32	0.12	37		2
03N02960	42-69	Bt1	S	5.7	9.8		0.86	0.57	0.06		13	8	53	4.4	0.27	0.10	66		2
03N02961	69-93	Bt2	S	5.3	9.8		0.53	0.59	0.05		11	7	72	5.6	0.24	0.09	71		1
03N02962	93-123	Bt3	S	5.4	9.8		0.60	0.71	0.04		9	6	73	4.4	0.26	0.08	70		1
03N02963	123-146	Bt4	S	5.6	9.9		0.14	0.53	0.22		6	5	60	6.0	0.31	0.14	87		1
03N02964	146-200	Bt5	S	5.3	9.8		0.09	0.47	0.03		8	7	54	6.2	0.40	0.19	82		1

---

Pedon Calculations
Calculation Name	Result	Units of Measure
Weighted Particles, 0.1-75mm, 75 mm Base	18	% wt
Volume, >2mm, Weighted Average	5	% vol
Clay, total, Weighted Average	51	% wt
Clay, carbonate free, Weighted Average	51	% wt
CEC Activity, CEC7/Clay, Weighted Average, CECd, Set 1	0.26	(NA)
Weighted averages based on control section: 42-92 cm