### Record for the Proposed Section 316(b) Rule for Phase III Facilities

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Author: Abt Associates Inc. Date Created: Date Modified: 5/10/2011

Purpose: Compiles Average Yield to Maturity on Selected Long-Term Bonds for use in the capital expenditures estimate

File Contents: Worksheet Contents Average Calc Calculates the average bond yield for a specified type of bond AAA or BAA) and set of years Data Summary of AAA and BAA yeilds and the differential between them from 1976-2009 AAA yields AAA Bond Yield rate data from the Federal Reserve, 1976-2009 BAA yields BAA Bond Yield rate data from the Federal Reserve, 1976-2009

November 1, 2004 1 EPA-HQ-OW-2008-0667-DRAFT-1439.xls - File Info

### Record for the Proposed Section 316(b) Rule for Phase III Facilities

1 2 3 4 A B C D E F G H Bond Type Baa Select type of bond (Aaa or Baa) Range Start 1999 Select first year of the period over which you want to average Range End 2008 Select last year of the period over which you want to average Average Yield 7.16

November 1, 2004 2 EPA-HQ-OW-2008-0667-DRAFT-1439.xls - Average Calc

### Record for the Proposed Section 316(b) Rule for Phase III Facilities

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 A B C D E F G H I J K L M N O AVERAGE ANNUAL YIELD TO MATURITY ON SELECTED LONG-TERM BONDS. http://www.federalreserve.gov/Releases/H15/data.htm

Year Aaa Baa Dif 1976 8.43 9.75 1.32 1977 8.02 8.97 0.95 1978 8.73 9.49 0.76 1979 9.63 10.69 1.06 1980 11.94 13.67 1.73 1981 14.17 16.04 1.87 1982 13.79 16.11 2.32 1983 12.04 13.55 1.51 1984 12.71 14.19 1.48 1985 11.37 12.72 1.35 1986 9.02 10.39 1.37 1987 9.38 10.58 1.2 1988 9.71 10.83 1.12 1989 9.26 10.18 0.92 1990 9.32 10.36 1.04 1991 8.77 9.8 1.03 1992 8.14 8.98 0.84 1993 7.22 7.93 0.71 1994 7.97 8.63 0.66 1995 7.59 8.2 0.61 1996 7.37 8.05 0.68 1997 7.27 7.87 0.6 1998 6.53 7.22 0.69 1999 7.05 7.88 0.83 2000 7.62 8.37 0.75 2001 7.08 7.95 0.87 2002 6.49 7.8 1.31 2003 5.66 6.76 1.1 2004 5.63 6.39 0.76 2005 5.23 6.06 0.83 2006 5.59 6.48 0.89 2007 5.56 6.48 0.92 2008 5.63 7.44 1.81 2009 5.31 7.29 1.98 

### 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1719761978198019821984198619881990199219941996199820002002200420062008Average Yield to Maturity



### Year Aaa

Baa

Dif

November 1, 2004 3 EPA-HQ-OW-2008-0667-DRAFT-1439.xls - DataRecord for the Proposed Section 316(b) Rule for Phase III Facilities

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Instrument Corporate bonds/Moody's seasoned Aaa Maturity Not applicable Frequency Annual Description MOODY'S YIELD ON SEASONED CORPORATE BONDS - ALL INDUSTRIES, AAA

Note Moody's Aaa rates through December 6, 2001, are averages of Aaa utility and Aaa industrial bond

rates. As of December 7, 2001, these rates are averages of Aaa industrial bonds only. http://www.federalreserve.gov/Releases/H15/data.htm

DATE AAANA 1976 8.43 1977 8.02 1978 8.73 1979 9.63 1980 11.94 1981 14.17 1982 13.79 1983 12.04 1984 12.71 1985 11.37 1986 9.02 1987 9.38 1988 9.71 1989 9.26 1990 9.32 1991 8.77 1992 8.14 1993 7.22 1994 7.97 1995 7.59 1996 7.37 1997 7.27 1998 6.53 1999 7.05 2000 7.62 2001 7.08 2002 6.49 2003 5.66 2004 5.63 2005 5.23 2006 5.59 2007 5.56 2008 5.63 2009 5.31

November 1, 2004 4 EPA-HQ-OW-2008-0667-DRAFT-1439.xls - AAA yieldsRecord for the Proposed Section 316(b) Rule for Phase III Facilities

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Instrument Corporate bonds/Moody's seasoned Baa Maturity Not applicable Frequency Annual Description MOODY'S YIELD ON SEASONED CORPORATE BONDS - ALL INDUSTRIES, BAA http://www.federalreserve.gov/Releases/H15/data.htm

DATE BAANA 1976 9.75 1977 8.97 1978 9.49 1979 10.69 1980 13.67 1981 16.04 1982 16.11 1983 13.55 1984 14.19 1985 12.72 1986 10.39 1987 10.58 1988 10.83 1989 10.18 1990 10.36 1991 9.8 1992 8.98 1993 7.93 1994 8.63 1995 8.2 1996 8.05 1997 7.87 1998 7.22 1999 7.88 2000 8.37 2001 7.95 2002 7.8 2003 6.76 2004 6.39 2005 6.06 2006 6.48 2007 6.48 2008 7.44 2009 7.29

November 1, 2004 5 EPA-HQ-OW-2008-0667-DRAFT-1439.xls - BAA yields