2010-06-28_REVISION - C1981019 ‎(2)‎

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 6/28/2010
• Doc Name: Bond Release Application
• From: Colowyo Coal Company
• To: DRMS
• Type & Sequence: SL5
• Email Name: JRS
• Email Name: SB1
• Media Type: D
• Archive: No

Table 4-1 Comparison of Key Surface Water Parameters
COLOWYO MINE COLOWYO MINE
LGSC NUGSC
Listing of Stream Lab Data Flow TDS Listing of St ream Lab Data Flow TDS
No datum = > Blank Rate -180 TSS No datum = > Blank Rate -180 TSS
LGSC 9/3/1999 3.62 28 NUGSC 9/3/1999 2.47 14
LGSC 10/13/1999 2.92 1620 10 NUGSC 10/13/1999 2.34 1350 5
LGSC 11/11/1999 2.92 5 NUGSC 11/11/1999 2.39 5
LGSC 12/6/1999 0.06 16 NUGSC 12/6/1999 3.93 7
LGSC 1/7/2000 2.39 5 NUGSC 1/7/2000 4.92 5
LGSC 2/7/2000 2.39 1500 6 NUGSC 2/7/2000 2.91 1280 5
LGSC 3/7/2000 3.2 6 NUGSC 3/7/2000 4.21 16
LGSC 4/17/2000 5.03 1210 33 NUGSC 4/17/2000 4.61 1010 36
LGSC 6/5/2000 2.65 96 NUGSC 6/5/2000 2.83 368
LGSC 7/3/2000 2.2 86 NUGSC 7/3/2000 0.46 25
LGSC 7/31/2000 1.26 1420 32 NUGSC 7/31/2000 0.60 1270 8
LGSC 8/21/2000 0.98 7 NUGSC 8/21/2000 0.53 7
LGSC 9/7/2000 1.26 1600 11 NUGSC 9/7/2000 1.48 1420 5
LGSC 10/2/2000 1.58 1630 5 NUGSC 10/2/2000 1.21 1400 5
LGSC 11/8/2000 1.15 4050 8 NUGSC 11/8/2000 4.35 5
LGSC 12/4/2000 1.91 5 NUGSC 12/4/2000 0.32 9
LGSC 1/2/2001 1.8 5 NUGSC 1/2/2001 5
LGSC 2/5/2001 1500 20 NUGSC 2/5/2001 2.98 1250 20
LGSC 3/5/2001 0.98 20 NUGSC 3/5/2001 0.79 20
LGSC 4/16/2001 4.07 20 NUGSC 4/16/2001 3.16 20
LGSC 5/7/2001 1.69 1100 20 NUGSC 5/7/2001 7.15 900 124
LGSC NUGSC 6/1/2001 6.92
LGSC 6/15/2001 2.92 20 NUGSC 6/15/2001 4.36 68
LGSC 7/5/2001 0.95 20 NUGSC 7/5/2001 2.44 32
LGSC 8/6/2001 1.26 1680 164 NUGSC 8/6/2001 2.04 1610 14
LGSC 9/20/2001 0.25 1530 6 NUGSC 9/20/2001 0.46 1400 6
LGSC 10/1/2001 2.15 5 NUGSC 10/1/2001 2.39 5
LGSC 10/17/2001 0.36 6 NUGSC 10/17/2001 0.42
LGSC 11/5/2001 0.42 1510 5 NUGSC 11/5/2001 0.44 1390 5
NUGSC 11/5/2001 0.44
LGSC 12/5/2001 0.48 5 NUGSC 12/5/2001 0.58 10
Phasio Bond Release Application •
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