The precipitation of struvite is a recurring problem in anaerobic sludge digestion systems. Soluble magnesium, ammonia, and phosphorus (P) released…
By their nature, U.S. water and wastewater utilities are asset-intensive service providers. Even small or mid-sized utilities can have hundreds…
Between the years 1990 and 2010, the population of the City of Phoenix, Arizona, increased by 46 per cent. Over…
The DC Water and Sewer Authority (DC Water) is proceeding with implementation of its $470 million biosolids program which involves…
The Clark County Department of Public Works (County) in Vancouver, Washington, evaluated alternatives for supplementing or upgrading an existing Class…
A study was completed to evaluate odor concerns and control strategies for the Town of Cary, North Carolina (Town) Western…
The increasing improvement in efficiency of foul air treatment systems, which can often achieve 99.9 percent odor removal, is wasted…
The impact of wastewater processes and their sulfur compound concentrations on hydrogen sulfide releases was investigated. Digester gas hydrogen sulfide…
There are a number of traditional approaches to odor control for biosolids dewatering and loadout facilities at wastewater treatment plants….
The high-rate activated sludge (HRAS) process is suitable for the removal of organics from wastewater. The application of this process…
Commencing in 2004, Brown and Caldwell worked with the Orange County Sanitation District (OCSD) to implement a 227 million liters…
Current greenhouse gas (GHG) reporting protocols use uniform emission factors to estimate the emissions of methane (CH4) attributable to the…