What Really Makes Activated Sludge Secondary Clarifiers Work?
The wastewater treatment profession has long studied activated sludge secondary clarifier design. Performance improvements of the next “optimal design” are…
*Excuse Me*My Force Main Has Gas
Pump Station 65 (PS65) is currently equipped to handle the projected 2015 peak wet-weather flow (PWWF) of 18.8 million gallons…
Integrating Major Components of a New Landfill Gas System * Coordination of Multiple Contracts for Gas Treatment, Pipeline Transmission and Turbine Energy Generation
The Milwaukee Metropolitan Sewerage District (MMSD) is one of the leading wastewater agencies addressing sustainability. One opportunity for renewable energy…
Improving the Performance and Economics of Co-Digestion and Energy Production
Co-digestion of wastewater solids along with other feedstocks has received increasing attention in recent years as wastewater utilities recognize the…
Cost-Effective Sanitary Sewer Overflow Reduction Planning
In order to minimize the total regional cost for a Regional Wet Weather Management Plan (RWWMP), a cost-effectiveness analysis was…
Wauwatosa Lateral Rehabilitation Pilot Project
The City of Wauwatosa, Wisconsin (Wauwatosa) conducted a lateral rehabilitation pilot project to help Wauwatosa decide how best to use…
The Thermal Hydrolysis Link to Anaerobic Digestion: The Heart of the DC Water Biosolids Program
The primary objectives of DC Water’s Biosolids Management Program are to reduce the costs of solids processing and managing biosolids…
At The Nexus of Process and Design: Optimizing a Wet Weather Treatment System
The Wet Weather Expansion Project (WWEP) is a component of the larger Clean Water Project (CWP) tasked with increasing the…
The Role of Public Participation in Stormwater BMP Design
AECOM has worked with the City of Appleton, Wisconsin to develop a stormwater management program for the City to improve…
WERF INFR4R12-Sewer Lateral Electro Scan Field Verification Pilot
WERF selected a proposed research project to field test an emerging technology, called Electro Scan, which finds defects in laterals…
MS4 Permit Compliance: On the Road to Success. The Montgomery County, MD MS4 Program
As communities and public agencies across the country wrestle with how to address our next water quality challenge – stormwater…
Using Activity Based Costing (ABC) to Sustain CMOM Compliance Division of Sewerage & Drainage, City of Columbus, Ohio
To sustain success the managers of the City of Columbus, Ohio sewer collection system want to better understand their resource…