Slow No Wake

Slow_No_WakeUpdated: 06/03/2024 - 11:27 a.m.

The Slow No Wake IS IN EFFECT for any portion of the Rock River downstream from the Dodge/Jefferson County Line to the West Milwaukee Street Bridge Rock River at Watertown and any portion of the Rock River downstream from the West Milwaukee Street Bridge (Watertown) to Lake Koshkonong.

What determines a slow no wake? 

The Slow No Wake IS IN EFFECT for any portion of the Rock River downstream from the Dodge/Jefferson County Line to the West Milwaukee Street Bridge Rock River at Watertown and any portion of the Rock River downstream from the West Milwaukee Street Bridge (Watertown) to Lake Koshkonong.

The determination is issued by the Office of Emergency Management. 

How to access the river gauges online?

Click HERE to access the river gauges online.

Click on the circle near Watertown (WATW3-Rock River at Watertown, WI (MKX)) and take your cursor to the blue line on the current date.  If the reading is 3.5 feet or above, there is a Slow no Wake in effect that will cover the portion of the Rock River downstream from the Dodge/Jefferson County Line to the West Milwaukee Street Bridge. 

For the second portion of the Rock River, click on the circle on the Jefferson/Walworth boarder (NVLW3-Rock River @ Lake Koshkonong, WI (MKX)).and take your cursor to the blue line on the current date.  If the reading is 8.0 feet or above, there is a Slow no Wake in effect that will cover the portion of the Rock River downstream from the West Milwaukee Street Bridge (Watertown) to Lake Koshkonong