Composting disposal sites
 17. (1) In this section, “composting disposal site” means any discrete place at which composting takes place or where composting material or regulated compost is stored in accordance with section 15; (“lieu d’élimination par compostage”) “footprint” means, (a) in relation to a composting disposal site other than one at which in-vessel composting takes place, an area of ground covered by composting material or regulated compost at the site, and (b) in relation to a composting disposal site at which in-vessel composting takes place, the area of the ground directly beneath any part of the vessel. (“superficie au sol”)  O. Reg. 106/09, s. 17 (1). (2) There must not be more than 600 cubic metres of composting material or regulated compost at a composting disposal site.  O. Reg. 106/09, s. 17 (2). (3) A composting disposal site must not have a footprint greater than 600 square metres.  O. Reg. 106/09, s. 17 (3). (4) The following requirements apply to the placement or storage of composting material or regulated compost at a composting disposal site: 1. Composting material and regulated compost must not touch a manure pile. 2. Subject to paragraph 3, composting material or regulated compost must not be placed directly on, i. soil that is hydrologic soil group AA or A, ii. organic soils, or iii. land that is less than 0.9 metres above the top of the uppermost identified bedrock layer or aquifer. 3. Composting material or regulated compost may be placed on an impervious pad that is placed on soil or land described in paragraph 2. 4. There must be a flow path that runs for at least 50 metres measured from the place where it is closest to the composting disposal site to the top of the bank of the nearest surface water or tile inlet. 5. If liquid is escaping beyond the perimeter of a composting disposal site onto the ground, the operator must contain the escaping liquid, and take all reasonable steps to prevent further liquid from running off the site. 6. Every point on the perimeter of the footprint of a composting disposal site must be at least, i. 15 metres from every point on the perimeter of a drilled well that has a depth of 15 metres or more and a watertight casing to a depth of at least six metres, ii. 100 metres from every point on the perimeter of a municipal well, and iii. 30 metres from every point on the perimeter of a well that is not described in subparagraphs i and ii. 7. Every point on the perimeter of the footprint of a composting disposal site must be at least six metres from any point on the surface of the ground that is directly above a field drainage tile. 8. The composting disposal site must not be located in an area that is subject to flooding once or more every 100 years, according to flood plain mapping provided by a municipality or conservation authority having jurisdiction over the area. 9. Every point on the perimeter of the footprint of a composting disposal site must be at least, i. 100 metres from every point on the perimeter of the footprint of another composting disposal site, except if the composting takes place in a fully enclosed structure, in which case, A. the structure must have a concrete floor, B. there may be no more than three composting disposal sites in the structure, and C. every point on the perimeter of the footprint of each composting disposal site must be at least 0.5 metres from every point on the perimeter of the footprint of the other composting disposal sites in the structure, ii. 30 metres from a highway, iii. 15 metres from the lot line of the registered parcel of land on which the composting disposal site is located, iv. 100 metres from every livestock housing facility, outdoor confinement area and residential structure located on land not owned by the person who owns the registered parcel of land on which the composting disposal site is located, v. 100 metres from the lot line of land that has an industrial use or parkland use, and vi. 200 metres from the lot line of any land in a residential area or from land that has a commercial, community or institutional use.  O. Reg. 106/09, s. 17 (4).