Hydroelectric Project Data


The following data is updated every 10 minutes. For additional information pertaining to the current flow rate and expected flow rates, downstream of the Johnson Falls Dam, call the Eastern Hydro Office at 715-854-7498. Additional data is available on the UPPCO hydroelectric project data website.

Water Levels
2/4/2012 1:30:04 AM CST

Wisconsin River 4-Hour Change
Otter Rapids
Head Water Level 1,616.4 feet 0.0
Tail Water Level 1,604.3 feet 0.0
Total Flow 276 cfs +2
Hat Rapids
Head Water Level 1,522.2 feet 0.0
Total Flow 769 cfs +45
Tomahawk
Head Water Level 1,435.3 feet 0.0
Tail Water Level 1,420.7 feet 0.0
Total Flow 889 cfs +95
Grandfather
Head Water Level 1,396.9 feet +0.3
Tail Water Level 1,302.2 feet -0.4
Total Flow 764 cfs -187
Alexander
Head Water Level 1,276.9 feet 0.0
Tail Water Level 1,253.9 feet -0.2
Total Flow 1,549 cfs -192
Merril
Head Water Level 1,247.9 feet 0.0
Total Flow 1,718 cfs -218
Wausau
Head Water Level 1,188.2 feet -0.1
Tail Water Level 1,163.3 feet +0.1
Total Flow 1,720 cfs +220
Petenwell
Head Water Level 923.5 feet 0.0
Tail Water Level 880.9 feet -0.5
Total Flow 1,134 cfs -2,385
Castle Rock
Head Water Level 880.8 feet -0.1
Tail Water Level 845.6 feet 0.0
Total Flow 3,456 cfs -465
Peshtigo River 4-Hour Change
Caldron Falls
Head Water Level 981.7 feet 0.0
Tail Water Level 899.5 feet -0.1
Total Flow 62 cfs 0
High Falls
Head Water Level 897.1 feet 0.0
Tail Water Level 814.4 feet +0.1
Total Flow 239 cfs +5
Johnson Falls
Head Water Level 813.9 feet 0.0
Tail Water Level 769.4 feet 0.0
Total Flow 225 cfs -1
Sandstone
Head Water Level 724.0 feet 0.0
Tail Water Level 679.6 feet +0.1
Total Flow 265 cfs +3
Potato Rapids
Head Water Level 621.8 feet 0.0
Tail Water Level 603.5 feet +0.1
Total Flow 561 cfs -3
Peshtigo
Head Water Level 602.9 feet 0.0
Tail Water Level 589.2 feet 0.0
Total Flow 474 cfs 0
Menominee River 4-Hour Change
Grand Rapids
Head Water Level 664.4 feet 0.0
Tail Water Level 634.9 feet -0.2
Total Flow 1,844 cfs -275

Data courtesy of Energy Supply and Control

WPS is displaying this data for informational purposes only and provides no guarantee of its accuracy or the frequency of updates. For additional information pertaining to the current flow rate and expected flow rates, downstream of the Johnson Falls Dam, call the Eastern Hydro Office at 715-854-7498.