affect industries and cities that draw water from the Great Lakes. Although
utilities can control zebra mussels using several different techniques, doing
so has a high price tag. The cost is passed along to customers and taxpayers,
from 1989 to 1994, zebra mussel control costs for industries and
municipalities around the Great Lakes were an estimated $120 million. An
individual, medium-size city can spend $360,000 dollars a year, a smaller
city $20,000, and a nuclear power plant up to $2 million annually.