W. Va. Code R. agency 64, tit. 64, ser. 64-47, tbl. 64-47H

Current through Register Vol. XLI, No. 44, November 1, 2024
Table 64-47H - WASTEWATER TREATMENT PLANT MINIMUM AIR REQUIREMENTS

Process

Cubic Feet of Air Available Per lb. of BOD5­* Loan in Aeration Tank

Conventional

1500

Step aeration

1500

Contact stabilization

1500

Modified or "High-Rate"

400 to 1500 (depending on BOD5* removal expected)

Extended aeration

2600

* BOD5 is the scientific method used to accurately measure dissolved oxygen consumption, by comparison of dissolved oxygen in a sample at the beginning and at the end of a five-day period.

W. Va. Code R. agency 64, tit. 64, ser. 64-47, tbl. 64-47H