The company's full year profits rose 6.4% to £200.5m, with the water division up 9.8% but Viridor down 8.4%.
Profit also declined in the company's power and water division, which makes power generators and equipment, along with water treatment equipment.
The three men discussed the effect of the rule on Wessex Water, a company owned by Enron's water division, Azurix.
Jacques Petry, chief executive of Ondeo, the water division of Suez, explained in Paris that Suez's original investment plan foresaw the installation of sewers.
The food company Nestlé S.A. withdrew a proposed plan to restructure its French water division, which includes the Perrier brand, after a union rejected the plan.
The company's power and water division, which had been hurt earlier in the year by lower sales of wind turbines, posted a 9 percent rise in profit.
Nestlé's bottled-water division was created through the purchase of European brands such as Vittel (1987), Perrier (1992), and Sanpellegrino (1998).
Mr. Quagliano, 26, works in Stamford, Conn., as a sales manager for the North American bottled water division of Nestlé, the Swiss food products company.
Last year, almost half of Vivendi Environnement's $26 billion of revenue came from water; roughly one quarter of Suez's $38 billion in revenue was generated by the water division, Ondeo.
Alexis Strauss, the director of the E.P.A.'s water division for the Western states, said the governor's approval of $5 million for additional manpower for the water quality boards would probably help resolve the defense council's concerns in Los Angeles.
