§ 275.203. Limitations on land application of sewage sludge.
(a) No sewage sludge may be applied to land where the regional groundwater table is less than 4 feet from the surface.
(b) No sewage sludge may be disposed or applied so as to adversely affect the food chain, cause odors or allow vectors.
(c) Prior to land application, sewage sludge shall be stabilized according to a method approved by the Department.
(d) Sewage sludge may not be applied to land where:
(1) Root vegetables or vegetables which are eaten raw are grown or will be grown within 2 years.
(2) Tobacco is grown or will be grown.
(e) Sewage sludge shall be applied to the soil surface or incorporated in a manner that prevents ponding or standing accumulations of liquid or sludge.
(f) No person or municipality may use spray irrigation equipment to apply sewage sludge unless the person has demonstrated to the Department in the permit application that the equipment will not cause aerosol transport offsite, and the Department has approved the equipment as part of the permit.
(g) Livestock may not be allowed to graze for at least 2 months after the application of sludge.
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