View of aerators looking towards the vertical pumps View of aerators looking away from the vertical pumps
  • Four directional mix jet aerators in an activated sludge basin 650 ft (198 M) long, 230 ft (70 M) wide, 33 ft (10 M) deep, 61 million gallons (231,000 M3)
  • 17.4 MGD (66,000 M3/day) kraft mill, design BOD5 load of 53,000 lbs/day (24,000 kg/day)
  • Four 200 HP vertical pumps and two (one operating and one stand-by) 1500 HP centrifugal air blowers
  • 98% BOD5 removal efficiency achieved