Sewers Hit the Big Screen in West Hollywood: Using New Technology to Inspect Sewer Pipelines
The City of West Hollywood has implemented a multi-year program to annually clean, inspect, and rehabilitate approximately 10% of their…
How Much Maintenance is Enough? RCM Delivers the Right Maintenance Strategy for a Critical Lift Station
Pumping stations are a critical component of the Metropolitan Council Environmental Services (MCES) collection system. Traditional operations and maintenance (O&M)…
Unique Challenges Drive Innovative Solution – Buoyant Interceptor Sewer in a Lake
When City of Lake Oswego officials and their design consultant realized that the interceptor sewer running through the middle of…
A MOM*s Work Is Never Done. Virginia Beach*s MOM Program Sets a Path for Continuous Improvement
The City of Virginia Beach (City) began working with Brown and Caldwell on the development of a Management, Operations and…
Extending the Boundaries of Wastewater Force Main Inspection Methods
The Hampton Roads Sanitation District (HRSD) in Virginia Beach, Virginia, collects wastewater from fourteen area localities and conveys the wastewater…
Development of a Defensible Pump Station CIP Based on Sound Asset Management Principles
The City of Virginia Beach Department of Public Utilities (City) provides sanitary sewer services to over 425,000 citizens within the…
Evaluation of Biosolids Utilization Options for the Capital Regional District, Victoria, BC
The Capital Regional District (CRD) in Victoria, BC, evaluated biosolids utilization alternatives as part of a planning effort for the…
Rapid Volume Expansion * An Investigation into Digester Overflows and Safety
For decades, plant operators from certain wastewater treatment plants have been plagued with anaerobic digester foaming. Foaming within an anaerobic…
Fueling Combined Heat and Power: EPA and WERF Initiatives and Case Studies
The United States Environmental Protection Agency (EPA) and the Water Environment Research Foundation (WERF) recognize the value and importance of…
Gas Turbines: A Good Fit for WWTP Heat and Power Systems?
Traditionally, wastewater treatment plants have utilized digester gas fired boilers or internal combustion engines for on site utilization of digester…
Implications of the EPA's Endangerment Finding, Reporting Rule, and Tailoring Rule for POTWs
The Supreme Court ruling in Massachusetts v. EPA, 549 U.S. 497 (2007) that determined that greenhouse gases (GHGs) including carbon…
Integrating Anaerobic Digester with Liquid Stream Treatment: Modeling Approach
Although, anaerobic digestion (AD) modeling can provide significant benefits in the design, operation and optimization of the digestion performance, AD…