IN THE ABSENCE OF THE BLENDING POLICY: A Novel High-Rate Biological Treatment Process.
Infrequent high peak flow events during wet weather can overload wastewater treatment plants. Municipal agencies have often protected their secondary…
Impactof Operational Parameters on the Removal of Particulate COD in the Activated Sludge Process.
The removal of particulate material in the aeration basin of the activated sludge process is mainly attributed to bioflocculation and…
WEFTEC workshop: Activated Sludge in a BNR World; Process Control
Most controls used in the activated sludge process are also important for biological nutrient removal (BNR) processes since activated sludge…
UPGRADING OF THE NITRIFICATION/DENITRIFCATION FACILITY AT THE BLUE PLAINS ADVANCED WASTEWATER TREATMENT PLANT
The District of Columbia Water and Sewer Authority's Blue Plains Advanced Wastewater Treatment Plant, which has a design average daily…
Source Water Protection Initiated by a Proactive Small Groundwater System
The Westwood Lakes Water District (District), a small groundwater system in the developing foothills region above the Colorado Front Range,…
Gas Transfer from Air Diffusers
The bubble and surface volumetric mass transfer coefficients for oxygen, kLab and kLas, are separately determined for 179 aeration tests,…
Get Connected! The Virtual Water Saver Home Web Site for Your Residential Customers
The Water Saver Home is a web site that has been specifically developed for residential customers across the nation by…
Tracking Down Those Water Losses! A Case Study for Asheville, North Carolina
The economic realities of today and in the future require water utilities to ensure that their facilities are operating at…
BUILDING PARTNERSHIPS TO IMPROVE WATER QUALITY IN THE KLAMATH BASIN, OREGON
The City of Klamath Falls (City) has been actively pursuing partnerships with industry, stakeholders, and regulatory agencies in pursuit of…
RESPONSE FROM AN EXPERT PANEL TO SEVERAL KEY QUESTIONS REGARDING MNA.
A panel discussion group was formed in the Remediation Journal, a quarterly professional journal, to foster debate on the evaluation…
HEAT DRYING BIOSOLIDS:
Heat drying systems evaporate water from biosolids, creating a product that is free of pathogens (Class A). This paper discusses…
Nitrification Rate Testing using WERF*s High F/M Protocol:
The Water Environment Research Foundation (WERF) has developed three bench scale methods for determining the nitrification rate of a system….