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Bowie Resources Limited <br />Bowie No. 2 Mine <br />2001 Annual Hydrology Report <br />Surface Water <br />9/27(199510 Present <br />Operational <br />i.aEx Parameters <br /> <br />Wet Chemistry MDL There Is no lab analysis for this point due to low flows or <br />low water level during this period ar as noted above <br />Alkalinity as CaCO (mg/q +n ss9 vn <br />Bicarbonate as CaCO (mg/I) z +sz ss9 +9s <br />Carbonate as CaCO (mg4) z <MOL u + <br />Hydroxide as CaCO (mgA) _ 2 <MOL <MDL eMDI <br />Chloride (mg/I) 1 1a zo 39 <br />Conductivity (umhos/cm) 1 lozo 1190 a193 <br />Nitrate (mg/I) o. oz 9.oz o.n 930 <br />Nitrate/Nitrite as N, dis. (mg/I) o. 02 <MOL osr 0.19 <br />Nitrate as N, dissolved (mgA) o • of <MDL <MDL <MDL <br />pH (Lab Units) o • 1 9.o s.3 93 <br />1 <br />Hardness (mg/I) 393 433 3~ <br />Phosphate (mg4) 0.03 <MOL <MOL <MOL <br />Phosphorous, ortho dis. (mg4) 0.005 <MDL o.am 9.ooz <br />TDS X180 C (mg4) 10 ~0 'B0 "a <br />TSS (mg/I) s <MOL ~ u <br />SAR 0.03 <MOL 3]2 239 <br />Sulfate (mg4) 10 150 190 lA <br />Metals <br />Aluminum, total rec. (mg/I) o ~ 03 o.os z.n o.s3 <br />Arsenic, total recoverable (mg/I) o.ool <MDL o.9oz 0.001 <br />Cadmium,total recoverable (mg4) °~°°3 <MDl <MOL aoL <br />Calcium, total recoverable (mg4) ° ~ z +9.+ n.+ 59.0 <br />Copper, total recoverable (mg4) ° ~ z <MDL oral om <br />iron, total recoverable (mg4) °-°1 on zsr o.ez <br />Lead, total recoverable (mgA) °~°+ <MOL <noL MDL <br />Magnesium, total rec. (mg/I) ° ~ z +1.3 fi93 ss.9 <br />Manganese, total rec. (mgA) o • z ~ 9.om 0599 oral <br />Mercury, total rec. (mgA) 0.0002 <MOL <MOL <MOL <br />Molybdenum, total rec. (mg4) ° ~ °1 cMOL <MOL <MDL <br />Selenium, dissolved (mg4} o. ool <MOL ~ o.ml 0.000 <br />Sodium, dissolved (mg4) o ~ 3 99.6 rs.9 va.o <br />Zinc, dissolved (mg/1) 0.°1 <MOL I o.m o.ol <br />Organic Analysis <br />Oil and Grease, total rec. (mg4) 2 <MOL + z <br />Requln9rl by current permit. <br />Baseline Information Collection initiated on 9/27/1995 and not yet considered wmplete after monitoring for-76 months. Point Steph-low has not been inguenced by mining. <br />I • The monitoring point location for Lower Stevens Draw is located in Stevens Draw, just below Pond 7 and Spring 14. It is accessed by a southern fork of the Stevens Draw <br />road. <br />MDL =Method Determination Limit BLANK =Not Tested Monitoring Point Table 85 <br />