As I indicated last month, questions have come to me about decentralized wastewater management. This leads directly back to reports by the U.S. Environmental Protection Agency to Congress and to the establishment of the agency’s voluntary management guidelines. The guidelines and reports can be found at the EPA website here: www.epa.gov/owm/onsite.The five management levels are conceptual in nature; that is, they are somewhat arbitrary in their structure. What you may see in your community are elements of two or more of these concepts currently in operation where you live and work.From the EPA perspective, management levels increase in intensity and
