MIXING SYSTEMS, INC.

CASE HISTORIES

Activated sludge treatment with primary and secondary clarifiers
Flow - 24 MGD (91,000 M³/day)
Design BOD₅ load 65,000 lb/day (30,000 kg/day)
Two tanks, 180 ft (55 M) diameter
32 ft (9.8 M) deep
Total volume - 12 million gallons (47,000 M³)
Six directional mix jet aerators per tank and one eddy mix jet aerator per tank
Six 60 HP pumps per tank and one shared 1200 HP air blower
Tanks can be run in parallel or in series
Each tank can treat 80% of the BOD₅ load if one of the two tanks is out of operation

One of six directional mix jet aerators and
one eddy mix jet aerator installed per tank.

Plan view of jet aeration system (1 of 2 tanks).