On July 4, 1876, torrential rains caused a dam on Catfish Creek to fail, unleashing a flood that destroyed Rockdale near Dubuque. It became Iowa’s deadliest forgotten disaster. Using art, photos, and heirlooms, historians reconstruct the tragedy.

Light refreshments will be served.

Cost:

Members: Free

Non-Members: $10

Please RSVP by June, 25, 2026