REP15793

• Permit No: C1996083
• IBM Index Class Name: Report
• Doc Date: 7/10/2000
• Doc Name: 1999 ANNUAL HYDROLOGY REPORT PART 2 OF 3
• Annual Report Year: 1999
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

Bowie Resources Limited
Bowie No. 2 Mine
• 1999 Annual Hydrology Report
AW-4 Alluvial Well
Depth - 60' Pipe 1.12' Above Ground
For the Period Beginning 01!0111999 and Ending 1231/1999
Ground Water
Top of Pipe Elevation - 5977.92'
'Field Parameters 0912111999 0&2311999 0910911999 11!15/1999 Ba9e Llne Min Max AVg
f
,Water Elevation (Feet) 69ia.9 5996.4 5949.9 69aa.1 594].4 15949.1 69x6.9169x6.11
Depth to Water (Feet) z9.o 31.s JJ.z 33.a 3a.s ~ z9. of 33. s 31.91
pH (Standard Units) 6.] ].z ].1 ].o ].o t 6. ]I ]T.o
Conductivity (umhos/cm) 3euo Jaoo nco 990o s3oc I J]oo 1 99oa ~ aoso
Temperature (D) 32.4 13.1 13.3 12.] 1z.9 I 3z.a 1J.3 1z.9
~

'Lab Parameters
Wet Chemistry
(Alkalinity as CaCO (mg/ry ses ]4o ne ses ]9o i 663
I Bica~ rbonate as CaCO (mg/I) ~ ses ]+o ne ses ]ao 663
~arbonate as CaCO (mg/I)
~ Hydroxide as CaCO (mgA) ~
.Chloride (mg/I) 99 99 56 94 I 99 9]
COndUCIl VIIy (umhos/cm) 1x60 4]l0 4]a6 Ja60 x]10 4295
INitrale (mg/I) o.oz o.9a o.oz o.oz o.oz~
Ndrate/Nitrite as N, dissolved (mg/I) o.os o.afi o.os o.os o.os
Nitrite as N, dissolved (mglq o.oJ ~ I o.os o.p3~ o.on 0.031
Nitrogen, ammonia (mg/I)
PH (Lab Units) o.alo
].1 1.130
].3 o.zas
].a~ o.xlol 1.13oi o.no'
].1 ].3~ ].z
~ardness (mg/I) z63o ~ I 1
,Phosphate (mg/I) o.o] I o.lz I o or o.17 0.09
'Phosphorous, ortha dissolved (mg/I) c.ozs o.039 0.01o I o.ozsl o.aJ91 o.mz,
Residue. Filterable (TDS) @180 C (mg/ 3slo ~ Jelo zoos 3slo 3810 ~ 3660
Sodium Absorption Ratio in Water 9.e6 e.lo s.za ~ a e6~ a.lo 6.aa
(Sulfate (mg/p rno i zoso ne3 t]zo I zoso ~ leas
Metals
Arsenic, dissolved (mg/I) ~ ~ ~ ~ i
Cadmium, dissolved (mg/1) ~ _ ~ ~ ~ I
Calcium, dissolved (mg/I) zn.o ~ no.o a]6.J uo.c n].o' z93.s~
Iron, dissolved (mg/l) o.u a.]3 o.o] o.lr a.]r o.4z~
Iron. total recoverable (mg/I) (~' o.91 o.9s~ 0.17 o.91 0.95 0.93'
Magnesmm, dissolved (mg/p ~ zoe.o~ zo9. c 3aa.o zca.o zo9. of zoe.s
Manganese, dissolved (mg/I) ~ o.sso ~ o.J4o~ J.66] i p.JaJ~ o.sscl o.aas
~
Manganese, total recoverable (mg/q ~ o.s3o o.vo o.aao~
~ o.350~ J. s9a ~ 0 3so
i I
..~ .......... .......... _., r...y..r i
Selenium, dissolved (mg/I) I ~ J.ooz
Sodium dissolved (mg/I) 43x. o1 6ea.o 6a6.s s3a.o 6ea.o ss9.o
Zinc. dissolved (mg/I) 0.09 aoa o.oa o.pa
Required by current permit.
Baseline Information for Point AW-4 .s tlenved Tram events beginning in 11/23/1996 Through 12/01/1997, a period of -t 2 months
l~lluvial Wells AW-1 through AW-6 are located along the nanh sitle o/ Oltl Stale Highway 133, near the entrance to the mine
Monitoring Point Table 103