2008 Sector Performance Report - US Environmental Protection ...
2008 Sector Performance Report - US Environmental Protection ...
2008 Sector Performance Report - US Environmental Protection ...
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Figure 2<br />
Al TRI HA s<br />
Air Emissions <strong>Report</strong>ed to TRI 1996–2005<br />
All TRI HAPs Chemicals, including HAPs<br />
All TRI HAPs<br />
.<br />
a. Absolute lbs<br />
61.1 M<br />
lbs in millions bs n lbs in bs millions n m lb<br />
42.2 M<br />
36 M<br />
19.4 M<br />
1996 d lb 1997 1998 1999 2000 2001 2002 2003 2004 2005<br />
b. Normalized lbs<br />
61.1 M<br />
39.4 M<br />
36%<br />
36 M<br />
18.1 M<br />
50%<br />
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005<br />
c. Normalized Toxicity Score Trend<br />
1.5<br />
1.0<br />
.57<br />
.42<br />
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005<br />
Note:<br />
Normalized by annual 996 crude oil inputs 199 into refineries. 199<br />
Sources: U.S. <strong>Environmental</strong> 1996 Prote1997 tion Agency, 1998 U S Department 1999 of Energy<br />
86 Oil & Gas <strong>2008</strong> SECTOR PERFORMANCE REPORT