| Flood Impacts |
| 39.0 | Water reaches the bottom of the Iowa Highway 62 bridge deck at Maquoketa. |
| 37.0 | Water is at the floor level of the Maquoketa Municipal Light Plant. |
| 35.0 | Water reaches the top of the levee which protects the industrial section at the north end of Maquoketa. Water reaches the bottom of the bridge deck at Main Street in Maquoketa. |
| 30.0 | Water affects the Maquoketa Municipal Light Plant facilities and affects Highway 113. |
| 27.0 | Water affects industries at the north end of Maquoketa. |
| 24.0 | Water affects agricultural land in the Maquoketa area and several storm sewers in town. |
