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1 <br />1 <br /> <br /> <br /> <br /> <br />lJ <br /> <br /> <br /> <br />1 <br />lJ <br /> <br /> <br /> <br /> <br />TABLE 8 <br />KERR COAL COMPANY <br />1998 SURFACE WATER STATISTICS <br />SEDIMENT PONDS <br /> <br />PARAMETERS 03/26/98 04/15/98 MIN MAX MEAN <br />STATION305 (POND E <br />Flow Rate (cfs) 1.47 0.003 <br />Temperature (C) 1 1 1 1 1 <br />pH -field (s.u.) 7.9 8 7.9 8 7.95 <br />E.C. -field (umhos/cm) @ 20 C 100 200 100 200 150 <br />Settleable Solids (mg/I) <0.4 <0.1 <0.4 <0.1 <0.4 <br />STATION 321 (POND F) <br />Flow Rate (cfs) 0.56 <br />Temperature (C) 2 2 2 2 <br />pH -field (s.u.) 8.1 8.1 8.1 8.1 <br />E.C. -field (umhos/cm) @ 20 C 100 100 100 100 <br />Settleable Solids (mg/I) <0.2 <0.2 <0.2 <0.2 <br />STATION 322. (POND G) <br />Flow Rate (cfs) <br />Temperature (C) <br />pH -field (s.u.) <br />E.C. -field (umhos/cm) @ 20 C <br />Settleable Solids (mg/I) <br />Note: No flow observed for Station 322 during the 1998 water year. <br />LJ <br />