In the week ended Aug. 31, the weekly average yield to maturity of the Bond Buyer Municipal Bond Index was two basis points to 3.99% from 4.01% from the previous week. The BB40 Index is based on the price of 40 long-term bonds.
The Bond Buyer's 20-Bond GO Index of 20-year general obligation yields fell two basis points to 3.51% from 3.53% the prior week. It is at its lowest level since Aug. 3, when it was at 3.50%.
The 11-Bond GO Index of higher-grade 11-year GO was two basis points lower to 3.02% from 3.04% the previous week. It is at its lowest level since five weeks ago, when it was at 3.01%.
The Bond Buyer's Revenue Bond Index was down two basis points to 3.72% from 3.74% last week. It is at its lowest level since Aug. 3, when it was at 3.70%.
The yield on the U.S. Treasury's 10-year note decreased seven basis points to 2.13% from 2.20% last week, while the yield on the Treasury's 30-year was four basis point lower to 2.73% from 2.77% the previous week.