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
NFG-Up North Fork -Drainage System
Elev. 5880
Far the Period Beginning 0110111999 and Ending 12/31/1999
Surface Water
(Field Parameters osnva9se osna/f e99 08/09/1999 11I15H 099 ease Llne Min Max Avg
Flow Race (CFS) 23x].6 1118,1 :20.9 6:.9 100.8 63. 9I 21 a1.b 990.0
Water level
~
1pH (Standard Units) 9.z e.3 9.3~ s.a s.s 9.z 9.ai a 3
C~clivily (umhos/cm) 110 60 250 230 156 60 I 250 163
jTemperalure (C) 7 ~ 6 1a.0 16.2 5.31 10.) 5.31 16.3 30.8
Lab Parameter
~Wj et Chemistry

Alkalinity as CaCO (mg/I) a3 i llz ~ ~~ a3 I llz ~i la
Bicarbonate as CaCO (mg/q a3
- I uz n ~ a3 I llz ~ le
Carbonate as CaCO (mg/I) ~ j
Hydroxide as CaCO (mg/I) -~
Chlodde (mgll) 0 3 z o 3 z
Conductivity (umhoslcm) 9fi ~ 1'11 ] 96 sz
Nitrate (mg/I) o.2s o.oe o.zs o.2s o.2s
Nitrate/Nitrite as N, dissolved (mg/I) o.zs o.oe o.25 o.zs o.zs
Nitrite as N, dissolved (mg/I) o. of
pH (Lab Units) ~.z 1.1 ].1 z.z ].1 l.a
(Hardness (mgfl) 39 ~ - 99 6a 39 89 69
Phosphate (mg/I) ,
Phosphorous, ortho dissolved (mg/1) o.ooe
,Residue, Filterable (TDS) @180 C (mgt fio ~ lso 113 fio I lso I los
~Re duffs e, NonFilterable (TSS) (mg/q as I I
Sodium Absorption Ratio in Water ~ o.ae ~
Sulfate (mglq ~ v3 ~ is to ii to l io
(Metals
-
All umin~um,t
lOa ff ecoverable (mgtl) o. eo+ I o. tl l.o o.ll o.eo 0. a6i
Arsenic, total recoverable (mg/q o.ool o.ool o.ool o.ool~ c.opl
Catlmium, total recoverable (mg/I) j j
Llcium, total recoverable (mgA) ll.z' ~ za.3~ ls.o :11, za .31 la.o
(Copper, total recoverable (mg/I) ~ I j
jlron, total recoverable (mg/I) 0.60 0.131 1.03 0.13 o.6oi o.31;
Lead, t~ oral recoverable (mg/l) -~- I ~ - ~ 'I
Magnesium,tolal recoverable (mg/p z.l~ 6.oi a.o 2.11 6.0~ a.o
Manganese, total recoverable (mg/q o.ols, o.olo~ 0.032 0.010 ~ o. olz
'Mercury, total recoverable (mglq I ;
,Molybdenum, total recoverable (mg/I) ~
Selenium, dissolved (mgll) ,
Sodium, dissolved (mg/q ~ a.3, i ze.o s.l a.3 zs.o 15.2
Zinc. dissolved (mg/q I o.03 0.03 a.o3 0.03 0.03
Organic Analysis
Oil and Grease, total recoverable
Required by current permit.
BaseLne Information /or Point NFGup is Oenved from events beginning ~n 09/30/1996 through OBlJtn99'. a period of -11 montrvs
•Fielo Parameters. except Dow, for the Upper Nonh Fork of the Gunnison River mpndonng point are liken on the river just above i6 confluence vnth Hubbartl Creek Flow
data /or the Nonn Fork or the Gunnison over is ohtained Irom the USGS Irom a website http'//www.nwisK'Alo cr usgs.gov/historic.hlml. This Dow reading is obtained
telemetrically from a station near Somerset, CO and is reflective of upper stream flaws only.
Monitoring Point Table 80