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1997 0.033 cfs " <br />1996 0.015 cfs " <br />1995 0.015 cfs " <br />1994 no flow (very low snowpack runoff this year) <br />1993 0.114 cfs (pond was dewatered to repair a leaking <br />dewatering line) <br />This year's average flow value, 0.010 cfs, is below the historic (1993- <br />2017) average flow, 0.050 cfs. The timing of when flow values are <br />collected affects these averages. This year, flow was observed March <br />through May only. Review of this site's TDS plot indicates an increasing <br />trend; the peak TDS occurred in March 1998. Baseline data for this site <br />(WSD8) has been provided in Appendix Elof the 2010 AHR. <br />Surface Water Site SW-S2W-SG5 (WSDS). <br />This site is located on Dry Creek and is the furthest downstream surface <br />water site for this side of Seneca II -W. Monitoring at this site began <br />in March 1983. The TDS plot indicates an increasing trend. The peak TDS <br />value occurred in October 2012. <br />Sage Creek <br />NPDES 015 (NPDESIS). <br />This site is located on the southern Sage Creek tributary in the II -W <br />South area. It is now monitored monthly, except when inaccessible by <br />truck. Pond 015 was completed in late August 1999 and began to discharge <br />in February 2000. Average flow values for each water year are: <br />2017 <br />0.030 <br />cfs <br />(monthly <br />measurements) <br />2016 <br />0.113 <br />cfs <br />(monthly <br />measurements) <br />2015 <br />0.051 <br />cfs <br />(monthly <br />measurements) <br />2014 <br />0.027 <br />cfs <br />(monthly <br />measurements) <br />2013 <br />0.040 <br />cfs <br />(monthly <br />measurements) <br />2012 <br />0.011 <br />cfs <br />(monthly <br />measurements) <br />2011 <br />0.300 <br />cfs <br />(monthly <br />measurements) <br />2010 <br />0.069 <br />cfs <br />(monthly <br />measurements) <br />2009 <br />0.064 <br />cfs <br />(monthly <br />measurements) <br />18 <br />