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

Current through Register Vol. XLI, No. 50, December 13, 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.