About This ArticleSeptember 2008
The Chicago Fed National Activity Index was –1.59 in August, down from –0.93 in July and reaching its lowest level since 2001.

Index Shows Economic Activity Weak in August
Last Updated: 09/22/08
The Chicago Fed National Activity Index was –1.59 in August, down from –0.93 in July and reaching its lowest level since 2001. All four broad categories of indicators made negative contributions to the index in August.