Prohibited methods of sewage disposal.
Investigative and order powers of secretary.
Plans for sewage systems.
Plans for sewage treatment works.
Plans for sewage treatment works—Requirements for engineers.
Operation of sewage treatment plants—Disinfection.
Irrigation with sewage.
Use of sewage sludge for fertilizer.
Adoption of appendix details as rules.
Appendix—General layout map.
Appendix—Engineering report—Sewage treatment works.
Appendix—Preliminary report, industrial waste treatment works.