FACILITY BASIC INFORMATION Plant Name: Springfield Regional Wastewater Treatment Facility (SRWTF)Location: Bondi’s Island, Agawam, MA (Mailing: Springfield, MA)Operating Authority: Springfield Water and Sewer Commission (SWSC)Design Capacity: 67 MGD (Secondary Treatment)Peak Hydraulic Capacity: ~300+ MGD (Primary/Wet Weather)Current Average Flow: ~40 MGDPopulation Served: ~250,000 residentsService Area: Springfield, Agawam, West Springfield, Longmeadow, East Longmeadow, Ludlow, WilbrahamReceiving Water Body: […]
Introduction Clarification remains the ubiquitous workhorse of municipal and industrial wastewater treatment, yet the specification of clarifier mechanisms is frequently reduced to a “copy-paste” exercise from previous projects. This oversight often leads to substantial long-term consequences: hydraulic instability, premature drive failure, and chronic solids carryover that threatens permit compliance. In the United States market, two […]
FACILITY BASIC INFORMATION Plant Name: Greater Lawrence Sanitary District Wastewater Treatment FacilityLocation: North Andover, Essex County, MassachusettsOperating Authority: Greater Lawrence Sanitary District (GLSD)Design Capacity: 52.0 MGD (Average Daily Flow)Current Average Flow: ~28-32 MGDPeak Hydraulic Capacity: 135 MGDPopulation Served: ~214,000 residentsService Area: Lawrence, Methuen, Andover, North Andover, Dracut (partial), and Salem, NH (partial)Receiving Water Body: Merrimack […]
Introduction For municipal and industrial engineers, few instruments cause as much operational frustration as the humble pH/ORP analyzer. Despite being fundamental to process control—dictating coagulation efficiency, biological health, and disinfection compliance—these electrochemical sensors are notorious for drift, fouling, and frequent replacement requirements. In many wastewater treatment plants (WWTPs), it is not uncommon to find up […]
FACILITY BASIC INFORMATION Plant Name: Upper Blackstone Clean Water (formerly Upper Blackstone Water Pollution Abatement District) Location: Millbury, Worcester County, Massachusetts Operating Authority: Upper Blackstone Clean Water (UBCW) Design Capacity: 45 MGD (Average Daily), 160 MGD (Peak Hourly) Current Average Flow: ~26-28 MGD Population Served: ~250,000 residents Service Area: Worcester, Auburn, Holden, Millbury, Rutland, West […]
INTRODUCTION In the landscape of wastewater treatment, the secondary clarifier is often the ultimate bottleneck of the activated sludge process. While biological reactors get the glory for nutrient removal, the clarifier is the final gatekeeper of effluent quality. A surprising statistic in the industry is that nearly 50% of clarifier performance issues are not related […]
FACILITY BASIC INFORMATION Plant Name: Deer Island Treatment Plant (DITP) Location: Boston (Winthrop), Suffolk County, Massachusetts Operating Authority: Massachusetts Water Resources Authority (MWRA) Design Peak Capacity: 1,270 MGD Current Average Flow: ~360 MGD Population Served: ~2.3 million residents Service Area: 43 Communities in Greater Boston and Metro West Receiving Water Body: Massachusetts Bay (via Ocean […]
Introduction In the municipal water and wastewater treatment sector, the handling of hazardous gases remains one of the most critical safety challenges facing plant operators and engineers. While alternative disinfection methods such as ultraviolet (UV) light and on-site hypochlorite generation have gained traction, the use of gaseous chlorine (Cl2), sulfur dioxide (SO2), and ammonia (NH3) […]
Authoritative technical resource for the North Columbus treatment infrastructure and North Highlands CSO integration. FACILITY BASIC INFORMATION Plant Name: North Columbus Water Resources Facility (NCWRF) Location: Columbus, Muscogee County, Georgia Operating Authority: Columbus Water Works (CWW) Permitted Capacity: 29.5 MGD Current Average Flow: ~12-14 MGD Population Served: ~206,000 (System-wide estimate) Service Area: Northern Columbus and […]
INTRODUCTION A frequent point of friction in municipal water and wastewater design lies in the disconnect between specifying distinct industrial components and specifying integrated application solutions. Engineers often grapple with a critical choice: should the control system be built around a global industrial powerhouse platform, or a specialized water-centric integration solution? This dilemma is perfectly […]