Tag: wastewater treatment
FACILITY BASIC INFORMATION Plant Name: Western Branch Wastewater Treatment Plant Location: Upper Marlboro, Prince George’s County, Maryland Operating Authority: WSSC Water (Washington Suburban Sanitary Commission) Design Capacity: 30.0 MGD Current Average Flow: ~20-24 MGD Population Served: ~275,000 residents Service Area: Central Prince George’s County (Upper Marlboro, Bowie, Largo) Receiving Water Body: Western Branch of the […]
The authoritative technical resource for the Allegheny County Sanitary Authority regional treatment facility. FACILITY BASIC INFORMATION Plant Name: Allegheny County Sanitary Authority (ALCOSAN) Wastewater Treatment Plant Location: 3300 Preble Avenue, Pittsburgh, Allegheny County, Pennsylvania Operating Authority: Allegheny County Sanitary Authority (ALCOSAN) Design Capacity: 250 MGD (Average Daily), expanding to 480 MGD (Wet Weather) Current Average […]
Membrane Bioreactor Technology: Advanced Treatment for Modern Facilities Fundamental Principles of Membrane Bioreactor Technology Membrane bioreactor technology (MBR) excels in integrated wastewater treatment, particularly for facilities aiming to enhance effluent quality while managing space constraints. It fits best when high-quality effluent is necessary for water reuse or when dealing with complex industrial wastewater that requires […]
Location: St. Petersburg, Pinellas County, FloridaOperating Authority: City of St. Petersburg Water Resources DepartmentDesign Capacity: 20.0 MGD (AADF)Primary Function: Wastewater Treatment, Water Reclamation, Regional Biosolids Handling 1. Introduction The Southwest Water Reclamation Facility (SWWRF) serves as the cornerstone of the City of St. Petersburg’s wastewater infrastructure and is a pivotal component of one of the […]
Introduction One of the most persistent challenges in water and wastewater treatment design is the “black box” mentality regarding filtration. Engineers often focus heavily on media selection—anthracite size, sand uniformity coefficients, or GAC iodine numbers—while underestimating the critical mechanical and hydraulic interfaces that support that media. However, industry data suggests that over 70% of catastrophic […]
Leading Water Treatment Equipment Manufacturers and Their Innovations Overview of Key Players in Water Treatment Equipment Manufacturing The landscape of water treatment equipment manufacturers is dominated by a few key players that command significant market share due to their established technologies and broad product lines. Companies like Xylem, Veolia, and SUEZ are recognized for their […]
Note to Engineers: While frequently associated with the Union County Utilities Authority (which manages solid waste), the wastewater treatment operations in this jurisdiction are managed by the Rahway Valley Sewerage Authority (RVSA). This technical document focuses on the RVSA wastewater treatment facility. FACILITY BASIC INFORMATION Plant Name: Rahway Valley Sewerage Authority (RVSA) Treatment Plant Location: […]
1. Introduction The oxidation ditch is a modified activated sludge biological treatment process that utilizes long solids retention times (SRTs) to remove biodegradable organics. Oxidation ditches are typically complete mix systems, but they can be modified to approach plug flow conditions. Ideally suited for small- to medium-sized municipal wastewater treatment plants, these systems are renowned […]
INTRODUCTION Grit accumulation remains one of the most pervasive and costly “silent failures” in municipal wastewater treatment. While headworks screens provide visible capture, grit often bypasses preliminary treatment, settling in aeration basins, reducing digester capacity by up to 30%, and causing premature abrasion failure in downstream pumps. For consulting engineers and plant directors, the selection […]
Introduction One of the most persistent and costly challenges in wastewater treatment plant (WWTP) operation is the accumulation of inorganic solids in downstream processes. Industry data suggests that up to 40% of digester volume in older plants can be lost to grit accumulation, significantly reducing volatile solids reduction and gas production. For municipal consulting and […]