In the week ended August 16, the weekly average yield to maturity of the Bond Buyer Municipal Bond Index dipped to 4.02% from 4.03% the previous week. The BB40 Index is based on the price of 40 long-term bonds.
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The Bond Buyer's 20-Bond GO Index of 20-year general obligation yields fell three basis points to 3.95% from 3.98% the previous week. It is at its lowest level since Aug. 2, when it was at 3.95%.
The 11-Bond GO Index of higher-grade 11-year GOs dropped three basis points to 3.43% from 3.46% the previous week. It is at its lowest level in two weeks.
The Bond Buyer's Revenue Bond Index decreased three basis points to 4.45% from 4.48% last week. It is at its lowest level since Aug. 2, when it was at 4.45%.
The yield on the U.S. Treasury's 10-year note was down to 2.87% from 2.93%, while the yield on the 30-year Treasury dropped to 3.03% from 3.08%.