CertainTeed is helping municipal water utilities and consulting engineers make the most economical and energy-efficient pipe material choices for their water distribution systems with its new, easy-to-use online pipe flow calculator.

AECOM Technology Corp., a leading provider of professional technical and management support services for government and commercial clients around the world, announced a key appointment as the company continues to grow its business domestically and globally.

Jeff Berk has joined Black & Veatch?s global water business as a Vice President and Senior Client Account Manager.

United Water announced that Lisette Provencher has been appointed senior vice president, operations support, for United Water and its parent company, SUEZ ENVIRONNEMENT North America, and that Nadine Leslie has been named president of United Water Environmental Services, the company?s contract services division.

Wachs Water Services, a leading provider of solutions for the management of aging water infrastructure in North America, announced that it has been awarded a $9.4-million contract extension to continue supporting the City of Atlanta, Ga., in its efforts to assess, test and survey thousands of valves and fire hydrants throughout the water network.

Layne Christensen Company announced in August the opening of its ?Center of Excellence? Facility in Phoenix. With a 130-year commitment to the water industry, this newest addition to the company?s footprint is strategically positioned to provide sustainable and economical water treatment solutions for both industrial and municipal applications.

RJN Group Inc. has expanded its Southern operations with the opening of a Tennessee office to service clients in the area.

Earth: the Blue Planet. Its nickname is derived from the fact that about 70 percent of its surface is covered by water.