The weekly average yield to maturity of The Bond Buyer Municipal Bond Index, which is based on 40 long-term bond prices, rose one basis point to 4.23% from the previous week's 4.22%.
The Bond Buyer's 20-Bond GO Index of 20-year general obligation yields was three basis points lower to 3.83% from 3.86% in the prior week. It is at its lowest level since Jan. 19, when it was at 3.83%.
The 11-Bond GO Index of higher-grade 20-year GO yields decreased three basis points to 3.34% from 3.37% in the previous week. It is at its lowest level in 13 weeks, since when it was at 3.25%.
The Bond Buyer's Revenue Bond Index dropped three basis points to 4.00% from 4.03% last week. It is at its lowest level since Jan. 19 when it was at 3.96%.
The yield on the U.S. Treasury's 10-year note fell seven basis points to 2.35% from 2.42%, while the yield on the Treasury's 30-year bond was four basis points lower to 2.99% from 3.03% in the prior week.