Tag: Monitoring
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 […]
FACILITY BASIC INFORMATION Plant Name: Little Ferry Water Pollution Control Facility (WPCF)Location: Little Ferry, Bergen County, New JerseyOperating Authority: Bergen County Utilities Authority (BCUA)Design Capacity: 109 MGD (Million Gallons per Day)Current Average Flow: ~75-80 MGDPopulation Served: ~570,000 residentsService Area: 47 Municipalities in Bergen CountyReceiving Water Body: Hackensack RiverNPDES Permit Number: NJ0024015Year Commissioned: 1951 (Major expansions […]
1. Introduction In the municipal and industrial water and wastewater sectors, gas detection is not merely an ancillary safety function; it is a critical operational imperative mandated by rigorous regulatory frameworks and necessitated by the inherent chemistry of the treatment process. The decomposition of organic matter, chemical dosing requirements, and the physical constraints of underground […]
Introduction In the municipal and industrial water sector, data integrity is the bedrock of process control. Yet, a surprisingly high percentage of plant alarms—estimated by some automation audits to be over 40%—are nuisance alarms caused not by process failures, but by instrumentation drift, fouling, or improper specification. For the design engineer or plant superintendent, the […]
1. Introduction to Thickening Equipment in Water and Wastewater Treatment In the hierarchy of unit processes within municipal and industrial wastewater treatment facilities, sludge thickening represents a critical intermediate step between liquid treatment and solids handling. While often overshadowed by the biological treatment processes upstream or the final dewatering and disposal downstream, thickening is the […]
FACILITY BASIC INFORMATION Plant Name: Akron Water Reclamation Facility (WRF) Location: 2460 Akron-Peninsula Road, Akron, Summit County, Ohio Operating Authority: City of Akron Department of Public Service, Sewer Bureau Design Average Flow: 90 MGD Peak Secondary Capacity: 220-280 MGD (Hydraulic) Population Served: Approx. 330,000 Service Area: City of Akron and 13 surrounding communities (approx. 96 […]
Introduction For municipal and industrial engineers, the “pump” is often treated as a singular asset, yet the success or failure of a pumping station frequently hinges on a single component: the impeller. The rise of non-dispersible solids (flushable wipes) and the demand for higher energy efficiency have created a paradox in modern wastewater design. High-efficiency […]
FACILITY BASIC INFORMATION Plant Name: Westerly Wastewater Treatment Center (WWTC) Location: 5800 Cleveland Memorial Shoreway, Cleveland, Cuyahoga County, Ohio Operating Authority: Northeast Ohio Regional Sewer District (NEORSD) Design Average Capacity: 35 MGD Peak Wet Weather Capacity: 400 MGD (Combined Plant & CSOTF) Population Served: ~106,000 residents Service Area: Cleveland (West Side), Brooklyn Heights, Cuyahoga Heights, […]
FACILITY BASIC INFORMATION Plant Name: Mill Creek Wastewater Treatment Plant Location: 1600 Gest Street, Cincinnati, Hamilton County, Ohio Operating Authority: Metropolitan Sewer District of Greater Cincinnati (MSDGC) Design Capacity: 120 MGD (Dry Weather) / 360+ MGD (Wet Weather Peak) Current Average Flow: ~100 MGD Population Served: ~800,000 residents (Regional system total) Service Area: Central Cincinnati […]
Authoritative Technical Resource for The Woodlands, Texas Wastewater Infrastructure FACILITY BASIC INFORMATION Plant Name: SJRA Woodlands Division Wastewater Treatment Plant No. 1 (Flagship Facility) & Regional System Location: 2436 Sawdust Rd, The Woodlands, Montgomery County, Texas Operating Authority: San Jacinto River Authority (SJRA) – Woodlands Division Combined Permitted Capacity: 20.1 MGD (System Total) Plant No. […]