Upper Los Pinos Water Quality Report

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w 140 zW U F 120 zz ~ U 100 U ~ ~ w ~ a 80 zU oz U U g 60 LL W W O 40 a ~ v7 U ~ 20 6. _ 1996 1997 1998 1999 2000 2001 2002 2003 2004 10 U 9.5 z 9 8.5 z ~ 8 z = 7.5 7 6.5 6 0.12 z 0.1 LLI W H ~ J 0.08 ~W zLL ~ ~ 0.06 a~ w t7 0.04 H Z 0.02 0 1 LOS PIN OS RIVER UPSTREAM ' MISS WINpR BRIDGE FROM VALLECITO RESERVOIR JUNE-JULVZOOz 1/ 1 1 1996 1997 1998 1999 2000 2001 2002 2003 2004 LOS PIN OS RIVER UPSTREAM MlssIONARV RIDGE FROM VALLECITO RESERVOIR !~I ~~ HIV zooz 1 1 1 1 1 1996 1997 1998 1999 2000 2001 2002 2003 2004 IbU w 140 zW U F 120 zz ~ U 100 U ~ ~w ~ a 80 zU oz U U g 60 LL W W O 40 a~ v7 U 2a ~ u ~ Ei , .~ 1996 1997 1998 1999 2000 2001 2002 2003 2004 10 ~ LOS PIIVOS RIVER DOWNSTREAM ~ 9.5 FROM VALLECITO RESERVOIR Z 9 MISSIONARY RIDGE ~ 7 WILDFIRE JUNE-JU LY 2002 ~ ~ 8.5 ~ ~ F 8 1 ~ ~ ? 7.5 _ ~ n 7 6.5 6 1996 1997 1998 1999 2000 2001 2002 2003 2004 0.12 Z LL, 0.1 LOS PINOS RIVER DOWNSTREAM ~ FROM VALLECITO RESERVOIR MISSIONARY RIDGE WILDFIRE JUNE-JU LY 2002 1 W 0.08 ~ ~ ~w zLL ~ 0.06 J Q a~ ~ ~ 0.04 ~ J H Z 0.02 0' 1996 1997 1998 1999 2000 2001 2002 2003 2004 Figure 11. Specific conductance, pll, and nill•ite plus nitrate over time in Los Pinos Kiver above Vallecito Reservoir and Los Yinos River below Vallecito Reservoir (data are from the Southern Ute Tribe, USGS. U.S. Forest Service. and the Volunteer Lake Monitoring Program).. 1 1 24 Water-Quality Data Synthesis for the Upper Los Pinos River Watershed, In cooperation with the Colorado Watershed Protection Fund and Southwestern Colorado, and Suggestions fora Watershed Plan, 2005 the San Juan Resource Conservation and Developrnent Council