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Appendix X.Summary Statistics for Existing Water Quality of Selected Receiving Waters in Project Area <br /> TOTAL ARSENIC(pg/L)-Critical Water Year Type <br /> percentile statistics <br /> Monitoring Monitoring Period min max median <br /> Program Site Description start end n n det %del dot det mean 10th 25th 50th 75th 90th <br /> DWR-MWQI San Joaquin R.nr. <br /> Vernalis no data available <br /> Mntra-NPDES San Joaquin R.@ <br /> WQCF-R1 no data available <br /> Mntra-NPDES San Joaquin R.@ <br /> WQCF-R2 no data available <br /> DWR-D-1485 San Joaquin R.@ <br /> Mossdale 5/1/1990 9/2/1992 6 6 100% 2 5 2.8 1.5 2.0 2.7 3.6 4.6 <br /> Mntce-NPDES San Joaquin R.@ <br /> WQCF-R3 no data available <br /> Mntce-NPDES San Joaquin R.@ <br /> WQCF-R4 no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-RI no data available <br /> DO-Stockton San Joaquin R.@ <br /> Tumin Basin no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-R4 no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-R6 no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-R8 no data available <br /> DWR-MWQI Contra Costa <br /> Pum in Plant#1 no data available <br /> DWR-MWQI Old River near <br /> B ron no data available <br /> DWR-MWQI Delta Pumping <br /> Plant Headworks no data available <br /> nta e <br /> DWR-MWQI Lindemann Rd. no data available <br /> A.No detected data. <br /> (B).Less than 20%detected data.General summary statistics provided only. <br /> (C).Insufficient unique detected data points.General summary statistics provided only. <br /> DRAFT 55 4/20/2007 <br /> Appendix X.Summary Statistics for Existing Water Quality of Selected Receiving Waters in Project Area <br /> TOTAL ARSENIC(pg/L)-Dry/Below Normal Water Year Type <br /> percentile statistics <br /> Monitoring Monitoring Period min max median <br /> Program Site Description start end n n det %det det det mean 10th 25th 50th 75th 90th <br /> SWAMP San Joaquin R.nr. <br /> Vernalis 6/7/2001 6/26/2003 22 5 23%* 2.1 4.9 2.4 1.4 1.8 2.3 3.0 3.7 <br /> Mntca-13267 San Joaquin R.@ <br /> Mntca-NPDES WQCF-R1 1/9/2002 9/22/2004 14 13 93% 1.9 3.5 2.6 1.9 2.2 2.6 3.0 3.5 <br /> Mntca-NPDES San Joaquin R.@ <br /> WQCF-R2 4/27/2004 9/22/2004 2 0 0% C <br /> DWR-MWQI San Joaquin R.@ <br /> Mossdale no data available <br /> Mntca-NPDES San Joaquin R.@ <br /> WQCF-R3 no data available <br /> Mntca-NPDES San Joaquin R.@ <br /> WQCF-R4 no data available <br /> Stktn-13267 San Joaquin R.@ <br /> RWCF-RI 1/29/2002 12/4/2002 12 12 100% 0.5 4.1 2.5 1.1 1.5 2.3 3.3 4.7 <br /> DO-Stockton San Joaquin R.@ <br /> Tumin Basin no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-R4 no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-R6 no data available <br /> Stktn-NPDES San Joaquin R.@ <br /> RWCF-R8 no data available <br /> DWR-MWQI Contra Costa <br /> Pum in Plant#1 no data available <br /> DWR-MWQI Old River near <br /> B ron no data available <br /> DWR-MWQI Delta Pumping <br /> Plant Headworks no data available <br /> DMC Intake @ <br /> DWR-MWQI Lindemann Rd. no data available <br /> (A).No detected data. <br /> (B).Less than 20%detected data.General summary statistics provided only. <br /> (C).Insufficient unique detected data points.General summary statistics provided only. <br /> `Estimates of distribution parameters become less accurate as the percent detected data decreases,and may be unacceptable below a 40%detection threshold. <br /> DRAFT 56 4/20/2007 <br />