Last month I explained general operating characteristics and air supply concerns of operating aerobic treatment units. This month I’ll look at what service providers should check in the aeration chamber of a unit.Ensuring the proper operation of an ATU requires several evaluations. Good mixing of materials in the chamber is required to achieve the expected level of treatment. This puts the organic material in contact with the microorganisms in the chamber. Just like when we use soil or other media for treatment, having contact and time are important in the aeration chamber as well.If there is not good contact and
