GENERAL31095

• Permit No: C1981013
• IBM Index Class Name: General Documents
• Doc Date: 12/30/2002
• Doc Name: 2002 Annual Report Methane Assessment
• Permit Index Doc Type: General Correspondence
• Media Type: D
• Archive: No

Report
Table 1 (continued)
Field Analysis
Methane Seep Near Weston, Colorado
Methane Oxygen Carbon Dioxitle
Monitoring Point Date (%) (%) (%( Notes
4/18/2002
8/9/2002 0.0 19.0 0.0
Fan House 3/24/99 87 0.5 2
5/19/99 0 21.8 0
6/78/99 NM NM NM
8/4/99 NM NM NM NM=not measured (potentia0y under vacuum
Deep set next to 824
71' 8/23/2007 100 0.1 0.2
11' 4/18/2002 85.7 0.8 0.2
11' 8/9/2002 80.9 1.1 0.0
it' 1/28/2002 97.6 0.6 0.8
18' 8/23/2001 100,0 0,0 02
18' 4/18/2002 85.5 0.5 0.2
18' 8/9/2002 80.7 0.9 0.0
18' 1/28/2002 91.5 0.5 0.6 '
24' 8!23/2007 100.0 0.0 0.4
24' 4/18/2002 65.4 0.6 0.4
24' 8/9/2002 80.2 0.8 0.1
24' 1/28/2002 91.9 0.5 1.3
Deep set W est of House
9' 8/23/2001 0.0 19.0 0.4
9' 4/18/2002 0.0 19.9 0.1
9' 8/9/2002 0.0 19.9 0.1
knocked down 7/28/2002 0.1 19.4 0.6
De~set @ CBM Well
7' 8/23/2001 1.1 14.5 0.0
7' 4/18/2002 22.8 0.6 70.1
7' 8/9/2D02 20.9 0.9 9.2
7' 1/28/2002 26.1 O.fi 10.7
16' 8/23/2001 3.0 13.fi 0.0
16' 4/18/2002 29.2 0.4 9.2
16' 8/9/2002 26.5 0.8 8.8
16' 1/28!2002 33.6 0.6 10.2
Deep set next to B33
7' 8/23/2007 99.5 0.0 0.0
7' 4/18/2002 86.1 0.6 0.0
7' 8/9/2002 85.2 0.5 0.0
7' 1/28/2002 91.6 0.5 0.2
11' 8/23/2001 99.4 0.0 D.0
11' 4/18/2002 86.2 0.3 0.0
11' 8/9/2002 84.6 0.7 0.0
11' 1/28/2002 92.1 0.5 0.2
17' 8!23/2007 99.4 0.0 0.0
17' 4/18/2002 86.3 0.1 0.0
17' 8/9/2002 83.5 0.5 0.0
77' 7/28/2002 91.8 0.5 0.2
LA264 8/23/2001 0.0 19.9 0.0
1/28/2002 x x x
Air Shafts
North 8!2312001 100.0 0.0 0.0
North 1/28/2002 84.6 1.5 0.0
North 4/18/2002 90.4 1.4 0.0
North 8/9/2002 90.2 1.5 0.0
South 8/2312001 78.0 0.0 1.9
South 7/28/2002 70.8 9.2 1.2
South ~ 4/18/2002 86.3 0.1 0.0
South 8/9/2002 86.2 0.1 0.0
AM-1
72' 6/29/2001 5.9 1.8 17.9
12' 8/23/2001 1.1 14.8 0
16' 6/29/2007 10 0 11
76' 8/23/2001 3 73.6 0
AM-2
5 6/29/2001 47.7 6.4 0
5 8/23/2001 99.5 0 0
8 6/29/2001 32.9 1.5 0
8 8/23/2001 99.4 0 0
292-]0 Monilonng SununuyB.xls 16