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• • • <br />BOWIE RESOURCES LIMITED -BOWIE NO. 1 MINE <br />1995 ANNUAL HYDROLOGY REPORT <br />HYDROLOGY MONITORING DATA <br />STATION: P1012 <br />Field Date <br />Parameters 03/22/95 05/22/95 08/15/95 12/28/95 <br />Flow Rate (cfs) inacce 0.0178 0.000 0 <br />Flow Depth 60 Degree Weir (cm) <br />Water Level 1/10 full <br />Tem rature (C° 7.9 29.4 <br />Conductivity (umhos/cm) 390 480 <br />H 6.8 9.6 <br />Lab <br />Parameters <br />Alkalin' as CaCO3 (mg/I) 36 <br />Bicarbonate as CaCO3 (mg/~ 36 <br />Carbonate as CaCO3 (mg/~ <br />Calcuim, dissolved (mg/ 8.6 <br />Chloride (mg/I) <br />Conductivity @ 25 C° (umhos/cm) 68 <br />pH 7.6 <br />Hardness as CaCO3 (mg/I) 32 <br />Magnesium, dissolved (mg/q 2.5 <br />Sodium, dissolved mg/I 2.5 <br />Sulfate (mg/I) <br />TDS Ratio rav./calc. <br />Solids, total dissolved mg/I) 60 <br />Solids, total suspended (mg/I) 16 <br />SAR in Water 0.19 <br />Required monitoring frequency for Pond 10-12 became effective August 1993 (see PR-03). Required monitoring frequency for Pond 10-12 effective 1994 <br />(see TR-24) is quarterly for flows, field parameters, water levels; annual water quality sample. <br />