Welcome to Wisconsin River Power Company

The Wisconsin River Power Company FERC Hydroelectric Project #1984 is located in Wood, Juneau and Adams Counties in South Central Wisconsin. It is comprised of the Petenwell and Castle Rock Reservoirs. Dams at the reservoirs were completed in the late 1940s and early 1950s.

The project boundary covers 59,000 acres with 40,080 acres of water surface. There are approximately 219 miles of shoreline and approximately 29 miles of shoreline commons area.

Integrys Energy Group acquired ownership interest and management of the WRPCO on December 31, 2000.

Water Levels
11/24/2014 4:10:25 PM CST

Wisconsin River 4‑Hour Change 12‑Hour Change
Head Water Level 923.58 feet -0.03 +0.01
Tail Water Level 882.38 feet +0.15 +0.23
Total Flow 9,940 cfs +3,395 +4,734
Castle Rock
Head Water Level 881.70 feet +0.03 +0.08
Tail Water Level 847.43 feet +1.28 +1.64
Total Flow 10,862 cfs +4,912 +6,211

Data courtesy of Energy Supply and Control