Hydraulics in Constructed Wetlands
To determine factors influencing the hydraulics of constructed wetlands, the following studies have been conducted at the free-water surface Sacramento…
Moving Beyond Benchmarking To Competitve Utility Performance: Applying Private Sector Business Tools in The Public Utility
Over the last 2 years, public utilities have focused significant attention on becoming more competitive. To achieve this competitiveness, utilities…
Exploring Myths and Realities For Wastewater Sulfide Data Collection: Auto-Samplers Prove Effective For Large Scale Pilot Studies
A new approach to wastewater sulfide data collection is presented. The use of auto-samplers in conjunction with chemical fixative and…
From Pilot to Full Scale: Innovative Treatment System For Color, Surfactants, and Ammonia Control
The City of San Luis Obispo’s 804 cubic meter/hour (5.1 million gallon per day) average dry weather flow (ADWF) Wastewater…
Economically Overcoming NOx Emission Constraints In Optimizing a Biogas-Fueled Cogeneration System
Encina Wastewater Authority’s cogeneration system at their water pollution control facility in Carlsbad, California was optimized to reduce energy costs,…
WERF: Low-Technology Class A Biosolids Processes Must Be Well Managed and Controlled
This technical paper is based on a project funded by the Water Environmental Research Foundation and several municipal wastewater agencies….
Design and Operational Issues For an SBR/Land Treatments System At a Poultry Processing Plant
Increasingly stringent regulatory discharge limits intensify the difficulty of maintaining cost-effective high strength food processing wastewater treatment. This paper outlines…
Benchmark Evaluation of Three Recent Fixed Cover Anaerobic Digester Projects
The development of the submerged fixed-cover digester design has provided fixed-cover conventional shaped digesters with the same key features that…
Implementing an Award-Winning Stormwater Management Program Within a Watershed Framework
The City of Portland, Oregon is the recipient of the First Place, 1996 Environmental Protection Agency’s (EPA) Excellence Award for…
Pilot Testing of UF/RO for a Major Water Reuse Project
A large petrochemical plant (plant) located in a water-limited area uses large amounts of water in their cooling towers and…
Watershed Management for Lake Sidney Lanier
Situated in one of the nation’s fastest growing regions, Lake Lanier and its tributaries are the primary drinking water source…
Modeling the Fate of Pesticides in Municipal Wastewater Treatment
The fate of two insecticides (lindane and diazinon) and three herbicides (2,4-D, 2,4,5-T, and atrazine) in municipal wastewater was investigated…