Minnesota Administrative Rules
Agency 167 - Pollution Control Agency
Chapter 7081 - MIDSIZED SUBSURFACE SEWAGE TREATMENT SYSTEMS
Part 7081.0050 - FEDERAL REGULATION

A. All subsurface sewage treatment systems serving two-family dwellings or larger and systems serving other sewage generating establishments that serve more than 20 people are regulated by the United States Environmental Protection Agency as Class V injection wells under Code of Federal Regulations, title 40, parts 144 and 146. Code of Federal Regulations, title 40, parts 144 and 146, prescribe additional design regulations applicable to certain systems designed under this chapter. In addition, single-family dwellings systems that receive nonsewage wastewater are regulated by these federal regulations. All systems that receive hazardous wastes are regulated by the United States Environmental Protection Agency as Class IV injection wells. Disposal of hazardous waste must be according to state and federal regulations.

B. The owner or owner's agent of a system classified as a Class V injection well shall submit to the commissioner of the Pollution Control Agency and the United States Environmental Protection Agency the inventory information specified in Code of Federal Regulations, title 40, section 144.26.

C. All septage generated from MSTS must be treated and dispersed according to applicable standards for septage in Code of Federal Regulations, title 40, part 503, and any local requirements.