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Five-Year Water-Quality Report November 17,2008 <br /> Neenah Paper FR LLC Ripon Mill Page 3 of 19 <br /> 4. The average TDS mass discharge from ASB-2 during the period 2002—2007 was 95,300 <br /> kg/month. During that period, the mass of TDS discharged varied between 50,570 and 169,660 <br /> kg/month. As with the flow, TDS mass was relatively stable from 2002 through 2007. The <br /> TDS mass increased up to 50%in 2007,but now is back down to pre-2006 levels. Text <br /> Figure 4 shows the monthly average TDS mass for ASB-2: <br /> Text Figure 4 <br /> ASB-2 TDS Mass - Monthly Totals <br /> 180,000 <br /> 160,000 � — <br /> 140,000 �— — -- -- <br /> -120,000 -- <br /> L <br /> + <br /> 0100,000 — <br /> E <br /> m 80,000 - <br /> 0 60,000 <br /> 40,000 <br /> 20,000 — -- <br /> 0 <br /> Jan-02 Jan-03 Jan-04 Jan-05 Jan-06 Jan-07 Jan-08 Jan-09 <br /> Date <br /> 5. Average weekly groundwater extraction from the facility's wells was 8,558,000 gallons/week <br /> during the period 2002 through 2007. Text Figure 5 shows an eight-week running average of <br /> weekly pumpage: <br /> Text Figure 5 <br /> Process Water Flow (On-Site Wells Only) -8-Week Running Average <br /> 18,000,000 <br /> 16,000,000 -- — -- <br /> 14,000,000 --- —---- <br /> w 12,000,000 --- <br /> 3: 10,000,000 <br /> c w ALA <br /> 8,000,000 - --- <br /> .o <br /> Z 6,000,000 - <br /> 3 <br /> 4,000,000 <br /> LL - — <br /> 2,000,000 - -- <br /> 0 - — 7- <br /> Jan-02 Jan-03 Jan-04 Jan-05 Jan-06 Jan-07 Jan-08 Jan-09 <br /> Date <br /> 003044.02 Lawrence&Associates <br /> W:•ClientslFoxRiver-Neenahl5 year review reportsl5 Year Review 2008Weenah_5YearReview Aug2008.doc <br />