It was therefore decided to go for a simple replacement of all three systems with new vertical turbines and associated generators.
The 14 new turbines and battery storage system went online on July 2, 2012.
In 1988 a new turbine was installed which produces about a third of the electricity the house needs.
The four newer turbines are in the open air section at the northeast end of the power house.
A major powerhouse upgrade started in 1995 includes new turbines that are more fish friendly.
The new turbines are to be scattered among six plants throughout the city, with one also on Long Island.
Now Hull is considering four new turbines that can produce 3.6 megawatts each.
But few new turbines are being built, a trend that even some environmentalists do not bemoan.
The plant, which the company's board later named for him, was recently refurbished with new turbines and has now been generating electricity since 1966.
A new turbine has been placed in the mill, so nowadays it can generate electricity once more.