1230' - Major flood stage.
1228' - Moderate flood stage. Three feet of water are spilling over and there is widespread flooding downstream between Hinckley and Herkimer.
1227' - Minor flood stage with two feet of water flowing over the spillway. The river overflows its banks downstream.
1226' - One foot of water is flowing over the spillway.
1225.5' - Six inches of water are flowing over the spillway.
1225' - Action stage as water reaches the spillway and begins to flow over.