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Meehan Draw — Data for sites SW -N202 (down gradient site), SW -N207 (up gradient site), SW - <br />N208 (up gradient site), SW -N215 (up gradient), and SW -N216 (down gradient) have been <br />complied and are shown on the summary tables below and graphically. Summary tables for <br />indicator parameters are provide below for each site and include data from 2008 to the end of <br />September of 2017 if available. <br />rY- e, .�N. -w: �"'�- • vM :.a:iig...a�' �1-- � xi"•`' .c. ': 4,rN �s», .r�+,« ;�yi,'d,.`P�y``°�'fi,"�:' �';;R,'•=z--. "' <br />Range <br />«�r9:r _. .k%�.' n {r.,�xM.9c;x'�';.w9: <br />Mean <br />' Min. k± Min at <br />U <br />`.Lb► <br />7.9 <br />0.4 . <br />1.2 <br />'83' <br />7.1 <br />% <br />2/12/15 <br />Lab Cnnd.•(uohodcm) <br />1,258 <br />408 <br />1,262 <br />1,990 <br />728 <br />7/10' <br />5/22/14 <br />TDS (mg/1) <br />972 <br />425 <br />1,363 <br />1,800 <br />437 <br />3/27/12 <br />5/22/14 <br />Sulfate (mg/1) <br />597 <br />355 <br />1,092 <br />1,260 <br />168 <br />3/22/12 <br />5/16/17 <br />Calcium (mg/1) <br />202 <br />77 <br />245 <br />351 <br />106 <br />3/20/12 <br />5/16/17 <br />Iron (tot rec ug/1) <br />1,578 <br />1,158 <br />5,390 <br />5,640 <br />250 <br />2/12/15 <br />5/23/16 <br />Magnesium (mg/1) <br />56 <br />24 <br />83 <br />108 <br />26 <br />3/3/10 <br />5/22/14 <br />Sodium (mg/1) <br />18 <br />6 <br />17 <br />27 <br />11 <br />2/12/15 <br />5/22/14 <br />SW -N207 <br />Parameter Mean Std Range Max. Min. Max at Min at <br />dev <br />Lab pH <br />8.4 <br />0.1 <br />0.6 <br />8.6 <br />8.0 <br />6/16/09 <br />2/11/14 <br />Lab Cond. (umhos/cm) <br />788 <br />158 <br />548 <br />1,070 <br />522 <br />11/18/15 <br />8/11/12 <br />IDS (mg/1) <br />508 <br />132 <br />440 <br />756 <br />316 <br />11/27/12 <br />8/23/12 <br />Sulfate (mg/1) <br />180 <br />74 <br />236 <br />340 <br />104 <br />11/27/12 <br />8/19/15 <br />Calcium (mg/1) <br />107 <br />24 <br />97 <br />149 <br />53 <br />11/27/12 <br />2/11/14 <br />Iron (tot rec ug/1) <br />434 <br />367 <br />1,350 <br />1,410_ <br />60 <br />6/7/10 <br />12/1/10 <br />Magnesium (mg/1) <br />_– <br />37 <br />13 <br />51 <br />65 <br />14 <br />10/23/08 <br />8/14/12 <br />Sodium (mg/1) <br />14 <br />5 <br />17 <br />23 <br />7 <br />11/27/12 <br />8/14/12 <br />SW -N208 <br />Parameter Mean Std Range Max. Min. Max at Min at <br />dev <br />Lab pH <br />8.3 <br />Lab Cond. (umhos/cm) <br />575 <br />-TDS (mom) ------------- <br />358 <br />Sulfate m <br />127 <br />Calcium (mg/1) <br />90 <br />Iron (tot rec ug/1) <br />468 <br />_ <br />Magnesium (mg/1) <br />— <br />17 <br />Sodium (mg/1) <br />8 <br />5 1 P a g e <br />0.1 <br />0.3 _i <br />8.5 <br />8.2 <br />6/16/09 <br />156 <br />422 <br />767 <br />345 <br />6/17/09_ <br />114 <br />319 <br />527 <br />^208 <br />6/24/09 <br />50 <br />150 <br />210 <br />60 <br />6/11/09 <br />26 <br />67 <br />119 <br />52 <br />5/22/14 <br />343 <br />1,200_ <br />1,300 <br />100 <br />5/17/12 <br />8� <br />26 <br />34 <br />8 <br />_ <br />6/11/09 <br />4 <br />13 <br />18 <br />5 <br />6/11/09 <br />5/12/11 <br />5/1_1/12 <br />5/21/12 <br />5/16/17 <br />5/16/12 <br />5/27/15 <br />5/16/12 <br />5/16/12 <br />