PERMFILE68239

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 6/2/2006
• Section_Exhibit Name: Exhibit 71 Hydrologic Characterization South of The Divide Area
• Media Type: D
• Archive: Yes

Exhibit 71 Hydrologic Characterization South of the Divide Area and Monitoring Plan 22
. The locations of the spring and seep monitoring stations aze shown on Map 1. The following discussion
of monitored springs is presented according to the general hydrologic categories described above and is
presented from upstream to downstream relative to the WEM. A summary of the spring and seep
monitoring program details is presented in Table 8.
Table 8
Summary of the Spring and Seep Monitoring Plan
Monitoring Station Monitored Area Flow Measurement Fteld WQ Annual Lab Water Quality Period of Record
r (pH, EC, T)
I Sarines above the F seam in the North Fork Drainage Basin
E-13-1'
E-13-2'
E-13-4`
•
Flatiron Panel Area ~ 3 x Year
Flatiron Drainagq West
Flatiron Panel Area 3 x Year
.Flatiron Drainage, West
Flatiron Panel Area 3 x Year
Flatiron Drainage, West
Flatiron Panel Area 3 x Year
.Flatiron Drainage, West
Flatiron Panel Area 3 z Year
3
3 x Year
G-22
•
Syl. Gulch, East of NE mine
anels 3 x Yeaz
Syl. Gulch, East ofNE mine
anels 3 x Year
U. Deep Creek, SOD Area 6 x Year
U. Deep Creek, SOD Area 3 z Year
Springs in or below the Fseam to the North
Unnamed drainage east of
Box Canyon, norh of Box
GWch, north of Box Canyon
Panels 3 z Year
]nnamed drainage east of Syl.
Gulch, north of Box Canyon
Panels 3 x Yeaz
3 x Year Peak Flow Period ~~~ 1998 to r
3 x Year Peak Flow Period ~'~ 2005 to fi
3 x Year Peak Flow Period "~ 2005 to fi
3 x Yeaz Peak Flow Period ~'~ 2005 to fi
3 x Year Peak Flow Period "~ 2005 to fi
3 x Year Peak Flow Period ~~~ 1996 to r
3 x Year Peak Flow Period ~'~ 1998 to r
3 x Year Peak Flow Period ~~~ 1996 to r
3 x Year Peak Flow Period "i 1977 to r
3 x Year Peak Flow Period ~~~ 1979 to r
3 x Year Peak Flow Period °~ 1979 to r
3 x Year Peak Flow Period m 1977 to r
3 x Year Peak Flow Period ~~~ 1977 to r
6 x Year 6 z Year ~r~ 2006
3 x Year 3 x Year m 2007 to fi
3 x Year Peak Flow Period m 2000
3 x Year Peak Flow Period ~~~ 1999
3 x Year Peak Flow Period m 1996
3 x Year Peak Flow Period ~~~ 1996
3 x Year Peak Flow Pcriod °~ 1983
3
Y d m
k Fl
i
P
P er
1979 w
x
ear
ea
ow
o

Springs above fke B seam in the Jumbo MouNain Area in the North Fork Drainage Basin
Lone Pine Gulch, North of
NW mine panels
5 rin CR-12 decreed s rin # I2 3 x Year 3 x Year Peak Flow Period ~~~ 1993 to resent
Lone Pine Gulch, North of
NW mine panels
Spring_G-26a _ _ _ 3 x Year 3 x Yeaz Peak Flow Period 1D 1980 to present
Apri12006
HydroGeo, Ine