327 IAC 6.1-7-5 Site restrictions

Sec. 5. (a) Land application of pollutant-bearing water must not be conducted within: Surface applied Applied beneath the surface Surface waters or the surface conduit to a subsurface feature 300 feet 33 feet Residence 300 feet To property line Potable well or drinking water spring 200 feet 200 feet (b) The soil pH must be 5.5 or greater at the time the pollutant-bearing water is applied unless the commissioner determines that the soil pH should be higher to protect the environment or public health. The soil pH value shall be: (1) obtained by sampling the soil to the depth of cultivation or depth of placement of the pollutant-bearing water, whichever is greater; (2) analyzed by the electrometric method*; (3) collected as one (1) representative composite sample per every twenty-five (25) acres or fraction thereof within the application site; and (4) valid only if the analyses were performed within the last two (2) years of the date of application on the site. (c) Pollutant-bearing water must not be applied to land unless there is a minimum depth of twenty (20) inches of soil overlying bedrock. (d) Surface application of pollutant-bearing water on slopes greater than six percent (6%) is prohibited. *The electrometric method may be found in "Methods of Soil Analysis, Agronomy Monograph No. 9", C.A. Black, ed., American Society of Agronomy, Madison, Wisconsin, pp. 199-209, 1982, available from the American Society of Agronomy, Soil Science of America, Inc., 677 South Segoe Road, Madison, Wisconsin 53711. This method is also available for copying at the Indiana Department of Environmental Management, Office of Land Quality, 100 North Senate Avenue, Room N1154, Indianapolis, Indiana 46204.