[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 444142111174700 Site Name LIONSHEAD, MT Latitude (dd) 44.695 Longitude (dd) -111.2963889 Elevation (ft) 8066 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 (%) 444142111174700 LIONSHEAD, MT 1993-03-30 1993 OB -16 8 5.1 7.9 5.6 <1.7 <3 3.1 19.6 3.1 16.4 12.5 1.1 4.6 53 185 6.2 444142111174700 LIONSHEAD, MT 1994-03-18 1994 OB -4 6 5.5 3.2 6 <1.7 <3 0.8 20.3 3.4 11 13.6 0.8 6.4 104 3.9 444142111174700 LIONSHEAD, MT 1995-03-13 1995 OB -7 5 5.1 7.9 3.5 <1.7 <3 0.8 9.7 1.4 7.5 8.5 0.7 4.5 196 11.5 444142111174700 LIONSHEAD, MT 1996-03-11 1996 OB 0 4 5.5 3.2 5.1 <1.7 2.2 4.3 9.8 2 6.9 9.1 1.7 5.8 170 15.5 444142111174700 LIONSHEAD, MT 1997-03-09 1997 OB -4 4 5.4 4 3.2 <1.7 1.5 7 1.7 5 7.9 1.2 6 231 3.6 444142111174700 LIONSHEAD, MT 1998-03-07 1998 OB -10 5 5 10 <3.1 <1.7 <0.5 10.5 2.3 7.1 10.9 0.5 5.5 145 0.5 444142111174700 LIONSHEAD, MT 1999-03-06 1999 OB -4.4 5 5.4 4 3.5 <1.7 1.3 0.5 18.1 2 7.3 11.3 0.4 6.3 224 14.2 444142111174700 LIONSHEAD, MT 2000-03-06 2000 OB 1 5 5.4 4 6.5 2.5 3.9 6.1 14.4 1.7 9.6 13.9 1.2 5.6 137 20.8 444142111174700 LIONSHEAD, MT 2001-03-04 2001 OB -7 6 5.2 6.3 4.5 <1.7 1.3 0.8 14.3 1.1 7.7 15.7 0.8 5 112 5.2 444142111174700 LIONSHEAD, MT 2002-03-04 2002 OB -3.4 5 5.4 4 3.5 <1.7 <0.9 1 13.9 <1.1 5.8 10.7 0.4 8.2 46 150 15.2 444142111174700 LIONSHEAD, MT 2003-03-03 2003 OB 2.4 6 5.7 2 9 2.5 2.2 1.5 22.6 1.7 9.8 18.6 0.6 4.4 45 145 16.7 444142111174700 LIONSHEAD, MT 2004-03-01 2004 OB -11 7 5 10 4 <1.7 1.7 2 9.6 1.7 7.7 10 1 2.1 170 16.9 444142111174700 LIONSHEAD, MT 2005-03-09 2005 OB 0 6 5.3 5 3.5 <1.7 <0.9 1.8 12.2 <1.1 6 10 0.6 4 38 122 16.9 444142111174700 LIONSHEAD, MT 2006-02-27 2006 OB 2.8 3.7 5.7 2 1.5 0.8 <0.9 0.8 9.9 1.1 3.7 7.1 0.48 49 163 19.9 444142111174700 LIONSHEAD, MT 2007-02-26 2007 OB 6 5.5 5.9 1.3 11.5 2.5 2.2 1.3 13.1 2.3 6.7 10.7 0.72 36 152 31.6 444142111174700 LIONSHEAD, MT 2008-02-27 2008 OB -0.6 4.9 5.3 5 6 0.8 1.3 0.8 12 1.1 4.2 8.6 0.52 62 203 30.2 444142111174700 LIONSHEAD, MT 2009-02-23 2009 OB 2.4 3.8 5.8 1.6 4 0.8 1.3 1.5 11 1.4 4.4 8.6 0.7 9.08 42 147 22.2 444142111174700 LIONSHEAD, MT 2010-03-01 2010 OB 1.2 5.4 5.7 2 10 2.5 7.4 1 13.6 3.7 8.5 12.9 0.64 4.73 33 119 20.1 444142111174700 LIONSHEAD, MT 2011-02-28 2011 OB 1.2 4.1 5.5 3.2 5 1.6 2.2 0.8 10.4 1.7 4.8 7.9 0.64 3.78 55 178 25.8 444142111174700 LIONSHEAD, MT 2012-02-27 2012 OB 12 5 5.4 4 14 4.1 4.3 1 16.3 2.8 6.5 9.6 1.2 0.4 7.13 36 145 49.3 444142111174700 LIONSHEAD, MT 2013-02-25 2013 OB 0 3 5.3 5 6.5 1.6 1.3 1 17.1 2.5 5 11.4 0.8 0.32 4.16 39 137 26.5 444142111174700 LIONSHEAD, MT 2014-02-20 2014 OB 12.2 4 6.3 0.5 12.5 1.6 3.5 0.8 15 3.4 5.2 9.1 0.5 0.36 0.35 40 152 44.5 444142111174700 LIONSHEAD, MT 2015-02-26 2015 OB 5.8 4 6 1 9.5 1.6 3 1.3 10.9 2.5 4.6 7.1 0.47 0.24 4.9 37 117 40 444142111174700 LIONSHEAD, MT 2016-03-09 2016 OB 4.4 3.4 5.9 1.3 5 0.8 3.9 1 9.4 3.1 4 5.7 0.22 0.32 3.74 49 157 33.7