[dd, decimal degrees; ft, feet above the North American Vertical Datum of 1988; OB, bulk deposition from E or VWM; E, depth-integrated depth-integrated environmental;																									
VWM, volume-weighted mean of two snowpack layers; ANC, acid neutralization capacity; ueq/L, microequivalents per liter;																									
uS/cm, microsiemens per centimeter; SC, specific conductance at 25degC; pH values in standard units; H, hydrogen; Ca, calcium;																									
Mg, magnesium; Na, sodium; K, potassium;  NH4, ammonium; Cl, chloride; SO4, sulfate; NO3, nitrate; DOC, dissolved organic carbon;																									
mg/L, milligrams per liter; SWE, snow-water equivalent;  cm, centimeters; d34S, stable-sulfur isotope ratio (34S/32S); Hg, mercury;																									
ng/L, nanograms per liter; NA or empty cell indicates not analyzed; <, below reporting limits; M, presence verified but not quantified; %, percent																									
missing year indicates no sample collected or sample results reviewed and rejected																									
Roth 1994: Mercury in water by CVAFD with potassium dichromate preservation																									
USEPA Method 1631, Rev E: Mercury in water by Oxidation, Purge and Trap, and CVAFS]																									
																									
Station ID	375350107420000																								
Site Name	RED MOUNTAIN PASS, CO																								
Latitude (dd)	37.89055																								
Longitude (dd)	-107.7135083																								
Elevation (ft)	11153																								
SiteNumber	StationName	SampleDate	WaterYear	SampleType	ANC (ueq/L)	SC (uS/cm)	pH	H (ueq/L)	Ca (ueq/L)	Mg (ueq/L)	Na (ueq/L)	K (ueq/L)	NH4 (ueq/L)	Cl (ueq/L)	SO4 (ueq/L)	NO3 (ueq/L)	DOC (mg/L)	Total N (mg/L)	Total Dissolved N (mg/L)	Hg (ng/L) Roth 1994	Hg (ng/L) USEPA 1631	d34S (per mil)	SWE (cm)	Snow Depth (cm)	Ionic Balance (%)
375350107420000	RED MOUNTAIN PASS, CO	1993-03-31	1993	OB	-6	4	5.2	6.3	5.6	<1.7	<3	<0.5	2.9	<1.1	6	6.5	0.2					3.5	76	229	8.4
375350107420000	RED MOUNTAIN PASS, CO	1994-04-01	1994	OB	-4	5	5.4	4	10.5	<1.7	<3	1.5	3.5	1.4	6	8.6	1.1					4.4		157	9.9
375350107420000	RED MOUNTAIN PASS, CO	1995-04-01	1995	OB	-2	3	5.4	4	7.1	<1.7	<3	2	3.2	1.1	5.4	7.9	0.9					5		229	6.2
375350107420000	RED MOUNTAIN PASS, CO	1996-03-29	1996	OB	12	4	6.3	0.5	21.9	2.5	1.7	1	2.9	1.7	6	7.9	0.9					5.2		173	46.3
375350107420000	RED MOUNTAIN PASS, CO	1997-04-12	1997	OB	7	5	6.1	0.8	24.1	3.9		2.6	2.4	1.4	7.1	10	0.8					3.9		363	37.6
375350107420000	RED MOUNTAIN PASS, CO	1998-03-19	1998	OB	-7	4	5.1	7.9	9.5	<1.7		<0.5	2.2	<1.1	6.2	9.6	0.5					4.7		190	10.7
375350107420000	RED MOUNTAIN PASS, CO	1999-03-18	1999	OB	21	7	6.4	0.4	38.3	4	4.8	4.6	5.5	2.8	9.8	13	1.4							206	50.9
375350107420000	RED MOUNTAIN PASS, CO	2000-03-26	2000	OB	-3.4	4	5.2	6.3	8.5	<1.7	1.3	0.8	2.4	<1.1	4.6	8.3	0.7							170	19.9
375350107420000	RED MOUNTAIN PASS, CO	2001-03-28	2001	OB	-1.4	4	5.4	4	9	<1.7	1.3	1.3	1.9	<1.1	5	9.3	0.9			1.1				173	10.1
375350107420000	RED MOUNTAIN PASS, CO	2002-03-27	2002	OB	36.8	7	6.5	0.3	37.8	3.3	3	1.3	3.5	2.8	5.2	13.6	0.6			4.6			36	122	59.9
375350107420000	RED MOUNTAIN PASS, CO	2003-03-29	2003	OB	0.8	3	5.8	1.6	11.5	2.5	1.3	0.8	2.5	1.1	3.1	5.7	0.4			0.7		4.7	60	180	35.9
375350107420000	RED MOUNTAIN PASS, CO	2004-03-27	2004	OB	1.4	4	5.8	1.6	9.2	<1.7	3.9	<0.5	3.2	4.2	3.5	6.4	0.4			1.3			49	140	15.6
375350107420000	RED MOUNTAIN PASS, CO	2005-03-22	2005	OB	-8.2	4	5.3	5	3.5	<1.7	1.3	0.5	2.9	<1.1	3.7	5.7	0.2			2.4			74	226	16.8
375350107420000	RED MOUNTAIN PASS, CO	2006-03-29	2006	OB	10.6	4.9	6	1	17.5	2.5	2.2	1.5	4.5	2.3	5.4	11.4	0.46						63	221	35.1
375350107420000	RED MOUNTAIN PASS, CO	2007-03-27	2007	OB	15.8	5.3	6.3	0.5	23.5	3.3	1.7	3.3	3.3	2	6.5	10	0.65						56	178	47.1
375350107420000	RED MOUNTAIN PASS, CO	2008-03-31	2008	OB	17	6	5.5	3.2	24	2.5	1.7	1	3.7	1.4	4.2	7.1	0.4						90	274	61.4
375350107420000	RED MOUNTAIN PASS, CO	2009-03-17	2009	OB	25.6	5.2	6.5	0.3	30.9	3.3	1.3	1.5	3.7	0.8	4.2	6.4	0.65				4.88		57	178	70.8
375350107420000	RED MOUNTAIN PASS, CO	2010-03-23	2010	OB	2	3.4	5.9	1.3	14	1.6	1.3	0.8	3.7	1.1	3.3	7.9	0.35				2.69		59	206	33.5
375350107420000	RED MOUNTAIN PASS, CO	2011-03-22	2011	OB	17.2	4.9	6.1	0.8	25.9	4.9	2.2	1.3	3.9	1.1	5.2	8.6	0.72				5.27		67	221	58.1
375350107420000	RED MOUNTAIN PASS, CO	2012-03-22	2012	OB	12	4	5.4	4	21	4.1	2.6	4.6	1.7	2.8	5.4	7.4	1.1	0.2			6.32		53	196	52.4
375350107420000	RED MOUNTAIN PASS, CO	2013-03-19	2013	OB	-6	3	5.2	6.3	11.5	2.5	0.9	0.5	3.5	1.4	3.3	7.9	0.3	0.23			3.16		42	160	33.3
375350107420000	RED MOUNTAIN PASS, CO	2014-03-24	2014	OB	7.8	4	6	1	14.5	3.3	1.7	1.8	4.8	1.4	4.4	7.2	0.71	0.19	0.19				65	216	45.7
375350107420000	RED MOUNTAIN PASS, CO	2015-03-25	2015	OB	2.8	3.2	5.7	2	7.5	1.6	1.7	2.3	4.2	1.4	3.5	5	0.42	0.1			3.61		52	170	38.1
375350107420000	RED MOUNTAIN PASS, CO	2016-03-23	2016	OB	28.8	5	6.4	0.4	30.9	3.3	2.6	1.8	3.2	1.7	4.2	5	0.26	0.2			5.65		58	193	73.4