Tetra Tech CSO

WEF Collection Systems, June 8-12, 2013

The City of Wilmington, DE has been developing a series of increasingly improved Long Term Control Plans since the early 1990s.

Urban Water Journal, 2013

Real Time Control (RTC) has become an accepted technique for improving the performance of Urban Drainage Systems (UDS) due to its flexibility and sustainability.

WEFTEC, September 29 – October 3, 2012

This hydraulic assessment identifies control improvements for three Flow Equalization Basins (FEBs) of a sanitary sewer network servicing the Northside Service Area of the City of Tulsa, Oklahoma.

WEFTEC, September 29 – October 3, 2012

This paper presents an investigation verifying the ability to estimate CSO volume based on the measurements of the inclination of a flap gate and flow depths at CSO outfalls.

IWA World Water Exhibition – September 19-24, 2010

In the mid-eighties, the City of Montreal began the construction of two new sewer interceptor tunnels along the north and south shores of the island of Montreal. 

IWA World Water Exhibition – September 19-24, 2010

After the construction of its wastewater treatment plants, the City of Quebec began to implement overflow control in wet weather to ultimately meet the effluent discharge objectives, i.e. no more than two overflows per summer season in the St. Lawrence River and no more than four in the St-Charles River.

Collection Systems – April 19 – 22, 2009

As part of its on-going efforts to reduce combined sewer overflows, the Louisville & Jefferson County Metropolitan Sewer District (MSD) has pioneered the implementation of “intelligent real time control” (RTC) in the United States to operate and manage its complex sewer network.

Wallingford Software International User Conference – September 2008

InfoWorks CS has been used to evaluate the potential of Real Time Control (RTC) to meet complex pollution control requirements for wastewater systems in two cities - Ottawa, the capital of Canada, and Bordeaux in France.

Collection Systems – May 2008

InfoWorks CS has been used to evaluate the potential of Real Time Control (RTC) to meet complex pollution control requirements for wastewater systems in two cities - Ottawa, the capital of Canada, and Bordeaux in France.

WEFTEC 2007 San Diego, California – October 13-17, 2007

A Real Time Control (RTC) Feasibility Study concluded that CSO control requirements for the City of Ottawa could be achieved through the implementation of a more efficient operating strategy at key flow regulators along the City's interceptor sewer system.