Bartolo Water Pipeline Rehabilitation Study
Restoration of old, large-diameter pipelines in highly urban settings presents challenges in cost effectively preparing the structures for reliable service…
Pesticides Wastewater Management
The pesticide industry is an important part of California’s economy. The treatment and disposal of wastewaters from the pesticide industry…
How Wastewater Treatment Plants Utilize Digester Gas
Wastewater treatment plants that use anaerobic digestion to stabilize sludge have a valuable byproduct at their disposal: digester gas. After…
The Use of Ferrous Chloride to Control Dissolved Sulfides in Interceptor Sewers
Since 1964, the city of Mesa, Arizona, has been required by the regional wastewater treatment authority to control dissolved sulfides…
San Diego’s Pump Station 64: An I/I Success Story
New combination depth/velocity monitors help pump station measure wet weather flows.
Seattle Sewerage Rehabilitation Study
The City of Seattle Sewer Utility presently plans rehabilitation projects in its 6-year Capital Improvement Program (CIP). In order to…
Water Reuse for a Sierra Nevada Resort Community
The Mammoth County Water District (District) is a small water agency located in the eastern portion of central California. Figure…
Compaction and Granulation of Dried Sludge at Ocean County, New Jersey
The Ocean County Utilities Authority (OCUA) is proceeding with construction of an innovative project to meet regulatory requirements. The project…
This Dog Wags Its Own Tail: Uncoupling the Optimization of Treatment Processes and Energy Utilization
A treatment plant’s primary mission is to treat sewage, not be an energy utility. Operation of energy recovery or production…
Three Recent California and Nevada Supreme Court Decisions About Water Rates
There has been 3 recent Supreme Court municipal water rates rulings within the past 2 1/2 years; two in California,…
The Evolution of a Complex Reclaimed Water Enterprise
Throughout the design of any complex project having many variables, there are often numerous changes that occur. One of the…
Calcium Control During Lime Treatment of Municipal Wastewater
Lime treatment is a common process in wastewater reclamation plants. It is the first process applied to secondary-treated municipal wastewater…